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Sony DNW-7 Maintenance Manual
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Sony DNW-7 Maintenance Manual

Sony DNW-7 Maintenance Manual

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See also: Operating Manual
DIGITAL CAMCORDER
DNW-7/7P
DNW-9WS/9WSP
DNW-90/90P
DNW-90WS/90WSP
MAINTENANCE MANUAL
1st Edition (Revised 4)
Serial No. 10001 and Higher
(DNW-7/9WS/90/90WS)
Serial No. 40001 and Higher
(DNW-7P/9WSP/90P/90WSP)
Part 1

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Summary of Contents for Sony DNW-7

  • Page 1 DIGITAL CAMCORDER DNW-7/7P DNW-9WS/9WSP DNW-90/90P DNW-90WS/90WSP MAINTENANCE MANUAL Part 1 1st Edition (Revised 4) Serial No. 10001 and Higher (DNW-7/9WS/90/90WS) Serial No. 40001 and Higher (DNW-7P/9WSP/90P/90WSP)
  • Page 2 Pour toute réparation faire appel à une personne compétente uniquement. X-RAY RADIATION WARNING Be sure that parts replacement in the high voltage block and adjustments made to the high voltage circuits are carried out precisely in accordance with the procedures given in this manual. DNW-7/90/90WS...
  • Page 3 Gerät abschaltet und signalisiert “Batterie leer” oder nach längerer Gebrauchsdauer der Batterien “nicht mehr einwandfrei funktioniert”. Um sicherzugehen, kleben Sie die Batteriepole z.B. mit einem Klebestreifen ab oder geben Sie die Batterien einzeln in einen Plastikbeutel. 1 (P) DNW-7/90/90WS...

  • Page 5: Table Of Contents

    1-12-1. Cleaning by Cleaning Tape ............1-26 1-12-2. Cleaning by Cleaning Cloth ............. 1-27 1-13. Backup Battery ..................1-28 1-14. Removal/Installation of Flexible Card Wires ........... 1-28 1-15. Fixtures ...................... 1-29 1-15-1. Extension Boards ..............1-29 1-15-2. Fixtures ..................1-30 DNW-7/90/90WS...
  • Page 6 5-10. Crispening Adjustment ................5-8 5-11. Level Depandent Adjustment ..............5-8 5-12. H/V Ratio Adjustment ................. 5-9 5-13. Detail Level Adjustment ................5-9 5-14. Skin Tone Adjustment ................5-10 5-15. Zebra Adjustment ..................5-11 5-16. Automatic Iris Adjustment ................ 5-12 DNW-7/90/90WS...
  • Page 7 Stationary Heads Cleaning ............7-5 7-1-5. Cleaning of Tape Running System and Tape Cleaner ....7-6 7-2. Periodic Check .................... 7-7 7-2-1. Hours Meter ................7-7 7-2-2. Periodic Check List ..............7-8 7-3. Cares After Using at Special Environment ..........7-9 DNW-7/90/90WS...

  • Page 9: Manual Structure

    Manual Structure Purpose of this manual This manual is maintenance manual of Digital Camcorder DNW-7/7P/9WS/9WSP/ 90/90P/90WS/90WSP. This manual describes the maintenance information of this unit, and the information on primary services such as the error message and cleaning procedures. Contents The following is a summary of the sections for understanding the contents of this manual.

  • Page 10: Relative Manual

    This manual describes the information items (adjustments, board layouts, sche- matic diagrams, detailed parts list, etc.) that premise the service based on parts. If this manual is required, please contact Sony’s service organization..BVF-V10/V10CE or BVF-V20W/V20WCE Maintenance Manual (Not supplied with this unit.)

  • Page 11: Service Overview

    1-2. Supplied Accessories Description Part No. Quantity Shoulder belt A-6772-374-B Microphone 1-542-295-11 Connector cover 3-748-142-01 Screw B2 x 4 7-621-772-10 Operation manual (Printed manual) Operation manual (CD-ROM) Maintenance manual Part 1 DNW-7/90/90WS...

  • Page 12: Location Of Main Parts And Function Of Printed Circuit Boards

    DVP-1 DVP-2 DCP-31/1 TC-80 SW-823 PS-390 PS-390 PS-390 VA-191/167 CI-12 DR-387/291 PA-228/186 RX-26 BI-96 RE-119 RE-118 HP-70 CN-1183 HN-224 DC-87 SW-780 MB-627 BC-31/25 CNB-1 (BC-32/26) AXM-14 SW-789 CO-22 IO-117 SW-808 MA-68 AIF-8 CN-1193 AL-40 DC-88 DC-88 AL-40 (RC-61) PSW-33 DNW-7/90/90WS...
  • Page 13 Power Switch RX-26 Audio Pre-amp for Wireless Microphone SW-780 Switch Panel SW-808 Rotary Encoder Switch SW-823 Menu and Light Auto/Manual Switch MB-627 Mother Board *1: For DNW-7/7P only *2: For DNW-9WS/9WSP/90/90P/90WS/90WSP only *3: For DNW-7/7P/90/90P only *4: For DNW-9WS/9WSP/90WS/90WSP only DNW-7/90/90WS...

  • Page 14: Location Of Main Parts

    1-3. Location of Main Parts and Function of Printed Circuit Boards 1-3-2. Location of Main Parts 1-3-2. Location of Main Parts Mechanical deck DNW-7/90/90WS...
  • Page 15 @[ : T3 tape guide @] : T4 tape guide @\ : Timing belt @; : T reel table @' : T soft brake @, : Gear @. : S soft brake #/ : S reel table #- : Tension regulator band DNW-7/90/90WS...

  • Page 16: Location And Function Of Sensors

    1-3. Location of Main Parts and Function of Printed Circuit Boards 1-3-3. Location and Function of Sensors 1-3-3. Location and Function of Sensors Mechanical deck DNW-7/90/90WS...
  • Page 17 != : Supply reel table rotating sensor This sensor detects the rotation of the supply reel table. The FG output signal of this sensor is input to a servo circuit so as to calculate the winding diameter of the tape. DNW-7/90/90WS...

  • Page 18: Matching Connectors

    AUDIO IN CH-1/CH-2 XLR 3-pin, male 1-508-084-00 (for SY) XLR 3-pin, female 1-508-083-00 (for J) AUDIO OUT Audio cable SONY CCXA-53 or equivalent (XLR 5-pin _ XLR 3-pin, 2m) GENLOCK IN 1-560-069-11 TC IN TC OUT TEST OUT VIDEO OUT...

  • Page 19: Signal Input And Output

    DC OUT 12V: DIN 4-pin, female AUDIO OUT: XLR5-pin, male <External View> <External View> Pin No. Signal Pin No. Signal UNREG GND CH1 (X) CH1 (Y) UNREG +12 V (11 to 17 V, 0.1 A MAX) CH2 (X) CH2 (Y) DNW-7/90/90WS...
  • Page 20 UNREG +12 V DISPLAY ON G TALLY LIGHT: 2-pin, female <External View> Y (X) ZEBRA ON VIDEO (X) AUDIO CTL B-Y (X) Pin No. Signal R-Y (X) LIGHT +12 V (30W MAX) BATT IND REC/TALLY +9.3 V UNREG 1-10 DNW-7/90/90WS...
  • Page 21 1-5. Signal Input and Output LENS: 12-pin, female <External View> Pin No. Signal RET (SW) VTR TRIG LENS GND AUTO +5 V IRIS CONT UNREG +12 V IRIS POSITION REMOTE/LOCAL EXTENDER ZOOM POSITION 1-11 DNW-7/90/90WS...

  • Page 22: Removal/Installation Of Cabinet

    Front lid Screws Outside Inside panel panel Protection cover CN27 Screws Hinge TC-80 board CN101 Inside panel Hinge CN102 CN30 Flexible card wires Hook section of the outside panel Screws Screws Tightening torque: 80 x 10 N.m (8.1 kgf.cm) 1-12 DNW-7/90/90WS...
  • Page 23 CN101 on the CNB-1 board in the connector box. 2. Connect the connectors CN104 and CN105 on the CNB- 1 board, after attaching the connector box to the unit. 3. Be careful not to get caught the harness in the rib. 1-13 DNW-7/90/90WS...

  • Page 24: Removal/Installation Of Cassette Compartment

    ( M 1.4 x 3.5 ) Screws ( M 1.4 x 3.5 ) White roller Joint arm 0.5 mm 2. Raise the white lock roller of the cassette compartment so that it comes up. Cassette compartment Mechanical deck assembly White lock roller 1-14 DNW-7/90/90WS...

  • Page 25: Pulling Out And Inserting The Plug-In Boards

    Cassette guide pin connectors on the MB-627 board securely. Be sure to Notch of the insert the plug-in board with levers in a horizonal Notch cam plate (A) position. White roller Cassette (step1) Other guide pin Joint arm white roller 1-15 DNW-7/90/90WS...

  • Page 26: Switch/Slit Land Settings On The Boards

    *1: This slit land is short-circuited by the traces on the board. Therefore, the traces must be cut using a knife when the setting is changed. *2: The modification of the unit is necessary for change of the connector. 1-16 DNW-7/90/90WS...

  • Page 27: Cnb-1 Board

    Power supply select Slit Input voltage Input voltage EXT DC > BATT EXT DC < BATT SL101 SHORT EXT DC BATT OPEN EXT DC EXT DC (Factory setting) 1-17 DNW-7/90/90WS...

  • Page 28: Board

    S1-2 to 8 Not used S2-1 to 3 Factory use S2-4 Model Select ON : DNW-9WS/9WSP/90/90P/90WS/90WSP ON (for DNW-9WS/ 9WSP/90/90P/90WS/ 90WSP) OFF : DNV-5, DNW-7/7P OFF (for DNV-5, DNW-7/7P) S3-1 to 8 Not used Slit lands Ref. No. Description Factory setting...

  • Page 29: Board

    1-9-4. DVP-2 Board S401 SL601 SL602 DVP-2 A Side Switches Ref. No. Name Description Factory setting S401-1 Factory use OPEN S401-2 Not used OPEN Slit Lands Ref. No. Description Factory setting SL601 Factory use OPEN SL602 Factory use SHORT 1-19 DNW-7/90/90WS...

  • Page 30: Board

    SL301 OPEN SHORT OPEN SL302 OPEN OPEN SHORT AGC CH4 SL401 OPEN SHORT OPEN SL402 OPEN OPEN SHORT *1: This switch setting is enable to select when the AUDIO SELECT switch on the inside panel is selected MANU. 1-20 DNW-7/90/90WS...
  • Page 31 SHORT : Selects the output signal of the CH-1 OPEN output connector using the MONITOR select switch on the inside panel. Set SL506 and SL905 are the different positions. OPEN : Outputs the CH-1 signal to the CH-1 output connector. 1-21 DNW-7/90/90WS...

  • Page 32: Board

    Adjustment Mode ON/OFF S110-2 Tracking Adjustment S111-1 Board Adjustment Mode OFF/ON S111-2 Not used S300 Factory use Slit Lands Ref. No. Description Factory setting SL100 Factory use SHORT SL102 Factory use SHORT SL103 Factory use OPEN SL300 Factory use SHORT 1-22 DNW-7/90/90WS...

  • Page 33: Dcp-31/1 Board

    (When S4-4 is set ON, use the VTR SAVE/STBY switch as the INCOM TALK ON button.) S4-5 to 7 Not used S4-8 Data reset ON : Resets in the setting menu when the power is turn on. OFF : Uses in normal times. 1-23 DNW-7/90/90WS...

  • Page 34: Tg-207/164 Board (For Dnw-9Ws/9Wsp/90/90P/90Ws/90Wsp Only)

    TG-207/164 B Side Switch Ref. No. Name Description Model Select 16:9 Model Select *1: Board suffix -13 and higher. (When board suffix is -11 or -12, not use for DNW-9WS/9WSP.) Model Select Model DNW-9WS/9WSP 16:9 DNW-90/90P DNW-90WS/90WSP 16:9 1-24 DNW-7/90/90WS...

  • Page 35: Ejecting The Cassette Tape Manually

    2. Put the cassette compartment into the cassette-up state with the cassette lid of the cassette tape raised. (For more details, refer to section 1-7.) 3. Remove the cassette tape taking care that the tape does not get damage. Cover Turn while pushing Front lid (clockwise) 1-25 DNW-7/90/90WS...

  • Page 36: Inserting The Cassette Tape When The Outside Panel Is Removed

    4. The cleaning tape will be ejected. Be sure to take out the cleaning tape after cleaning to avoid damages to the heads. 5. Confirm that the head clog is clear. Hole of the cassette compartment Cassette compartment 1-26 DNW-7/90/90WS...

  • Page 37: Cleaning By Cleaning Cloth

    1. Remove the front lid and outside panel. (Refer to section 1-6.) 2. Wipe the stationary heads and tape guides using the cleaning cloth moistened with cleaning fluid. 3. After cleaning, wipe the stationary heads and tape guides with dry cleaning cloth. 1-27 DNW-7/90/90WS...

  • Page 38: Backup Battery

    This shortens the wire life. Removal 1. Slide portions A in the direction indicated by the arrows, unlock it, then pull out the flexible card wire. Flexible card wires Portion A Flexible card wire 1-28 DNW-7/90/90WS...

  • Page 39: Fixtures

    Board to be checked and adjusted EX-501 DVP-1, DVP-2 DCP-31/1, ES-11, CN-1193 , RC-61 EX-541, EX-542 MDC-5 *1: For DNW-7/7P/90/90P only *2: For DNW-9WS/9WSP/90WS/90WSP only Using the EX-501 board MDC-5 board 1. Remove the board to be extended (DVP-1 or DCP-31/ 1 board). EX-541 board 2.

  • Page 40: Fixtures

    Alignment Tape, SR2-1P Video tracking adjustment (PAL) 9-919-573-01 Cleaning Fluid TTP cleaning 7-432-114-11 Locking compound Product Blank Tape, BCT-30MA For recording or Betacam SX Video Cassette, BCT-60SX Cleaning Tape, BCT-5CLN Cleaning Screw Locking Compound *1: For DNW-9WS/9WSP/90WS/90WSP only 1-30 DNW-7/90/90WS...
  • Page 41 1-15. Fixtures 1-15-2. Fixtures 1-31 DNW-7/90/90WS...

  • Page 43: Error Code

    63:Tape top sensor overtime 9: FF 23: Capstan rotation abnormality in forward 64:Full top sensor overtime A: REW and reverse directions 65:End sensor overtime b: REC REVIEW 70:Servo NVRAM checksum error C: CUE UP 71:Communication error between servo CPUs E: FF SEARCH DNW-7/90/90WS...

  • Page 44: Error Messages

    CAM? Displayed during the power-on sequence or A fault has been detected in the camera. normal operation. Consult the Sony service engineer. VTR? Displayed during the power-on sequence or A fault (HUMID or SLACK) has been detected normal operation.

  • Page 45: Maintenance Mode

    + set value of the USER mode (relative value) . When adjustment is performed using the ENG mode, the values of items adjusted in the USER mode become 0. . The set values of the USER mode and ENG mode are stored separately in the setup card. DNW-7/90/90WS...
  • Page 46 4. When pressing the rotary encoder down again, the menu display will be returned to the state in procedure 2 5. To exit from the SETUP menu, set the MENU switch to OFF. When the unit is externally controlled by the remote control unit RM-P9, some functions cannot be controlled. (Refer to pages 3-17 to 3-23.) DNW-7/90/90WS...
  • Page 47 The box cursor is not functioned in the following conditions (DNW-9WS/9WSP/90WS/90WSP only). 1. Set the “BOX/4:3 LIMITS” to 4:3 at WIDE SCREEN page. 2. Set the “BOX/4:3 LIMITS” to 4:3, and “VF ASPECT” to 16:9A or 16:9B at WIDE SCREEN page. DNW-7/90/90WS...
  • Page 48 ... Sets whether the any specific shot ID displays/records. (OFF/ID1/ID2/ID3/ID4) *** SHUTTER SPEED *** Sets the shutter speed/mode selection range. : ON ... Enhanced Vertical Definition mode (DNW-7 only) Super Enhanced Vertical Definition mode (DNW-90/90WS only) : ON ... CLS : Clear scan mode...
  • Page 49 This signal is used for the video signal system adjustment. CROSS COLOR FLT : OFF ... Sets whether to reduce the cross color of a video signal. The cross color is (for NTSC only) reduced when this item is set to ON. DNW-7/90/90WS...
  • Page 50 ... Sets whether to add the “16:9” character in the color bars signal genarated in this unit when the 16:9/4:3 MODE set to 16:9. “16:9” VF ID : OFF ... Sets whether to add the “16:9” character on the VF screen when the 16:9/4:3 MODE set to 16:9. DNW-7/90/90WS...
  • Page 51 Disable this item during the color bars output. The indicator is automatically set to OFF when the POWER switch to OFF. Sets this item to OFF when the ZEBRA SELECT set to 2. SKIN TONE DET. : OFF ... Set the skin tone automatic detection. DNW-7/90/90WS...
  • Page 52 ... Sets the encoder output Y level. ENC SYNC LEV.... Sets the encoder output sync level. ENC SETUP LEV.... Sets the encoder output setup level. *1 : This level can be set in the 4:3/16:9 mode separately using DNW-90WS/90WSP. DNW-7/90/90WS...
  • Page 53 The matrix coefficient can be freely changed to obtain a customers’ desired color reproducibility.... Sets the matrix coefficient. MATRIX : OFF ... Sets whether to activate the linear matrix circuit. : ON (for PAL ) Same as MATRIX item of the “FUNCTION 1/2” page. DNW-7/90/90WS...
  • Page 54 ... Sets whether to activate the shading correction on G signal. TEST OUT : ENC ... Sets the type of the video signal output from the TEST OUT connector. Same as TEST OUT item of the “FUNCTION 1/2” page. 3-10 DNW-7/90/90WS...
  • Page 55 ... Sets whether to activate the shading correction on G signal. TEST OUT : ENC ... Sets the type of the video signal output from the TEST OUT connector. Same as TEST OUT item of the “FUNCTION 1/2” page. 3-11 DNW-7/90/90WS...
  • Page 56 ... Sets the dynamic range during dynamic contrast control. (0 : approximately 300 %, 6 : approximately 600 %) POINT ... Sets the minimum knee point during dynamic contrast control. GAIN ... Sets the knee slope value during dynamic contrast control. 3-12 DNW-7/90/90WS...
  • Page 57 : A (PAL : B) ... Selects the characteristics of the gamma correction. More distinct black gradation is obtained when this item is set to B. Normally setting to A. : Sony standard gamma curve : High gain gamma curve LOW LIGHT : OFF ...
  • Page 58 : OFF LEVEL -1 : OFF LEVEL -2 : OFF LEVEL -3 : OFF LEVEL -4 : OFF LEVEL -5 : OFF LEVEL -6 : OFF LEVEL -7 : OFF LEVEL -8 : OFF LEVEL -9 : OFF 3-14 DNW-7/90/90WS...
  • Page 59 ... Sets the FILTER selector to 1 (3200 K), shoots the light source (pattern box) of B WHT PRESET the required color temperature, and sets the levels in channels R and B so that the white balance is adjusted. Check the WHITE BAL switch on the inside panel to PRST. 3-15 DNW-7/90/90WS...
  • Page 60 : Can be operated at the bottom of the RM-P9. P (PANEL) : Can be operated in the front of the RM-P9. : Cannot be operated by the RM-P9. <F-SET> Sets the factory default value. <C-SET> Write the setting state of the customer. 3-16 DNW-7/90/90WS...
  • Page 61 AUDIO IRIS MASTER GAIN HIGH 18dB TURBO 36dB SHOT ID (Blank) (Blank) (Blank) (Blank) SHOT DATA DISP. DATE TIME MODEL NAME SERIAL NO. CASSTTE NO. SHOT NO. ID SELECT SHUTTER SPEED 1/100 (1/60) 1/125 1/250 1/500 1/1000 1/2000 3-17 DNW-7/90/90WS...
  • Page 62 CAM RET. FILTER INH. FIELD/FRAME A. IRIS OVERRIDE DYNALATITUDE WIDE SCREEN 16:9/4:3 MODE 16:9 VF ASPECT AUTO BOX/4:3 LIMITS "16:9" BARS ID "16:9" VF ID VF SETTING ZEBRA1 DETECT ZEBRA1 APT. ZEBRA2 DETECT ZEBRA SELECT VF VDTL LEVEL 3-18 DNW-7/90/90WS...
  • Page 63 R-Y LEVEL B-Y LEVEL LEVEL 5 RGB LEVEL RGB SYNC LEV. RGB SETUP LEV. ENC Y LEVEL ENC SYNC LEV. ENC SETUP LEV. RGB LEVEL ENC Y LEVEL *1:DNW-7, DNW-9WS/9WSP/90WS/90WSP (4:3 mode) only *2:DNW-90, DNW-9WS/9WSP/90WS/90WSP (16:9 mode) only 3-19 DNW-7/90/90WS...
  • Page 64 SC 0/180 SELECT SC-H IRIS SET IRIS MODE IRIS WEIGHT IRIS SPEED CLIP HIGH LIGHT W-SHAD._G H SAW H PARA V SAW V PARA H SAW (EXT) H PARA (EXT) V SAW (EXT) V PARA (EXT) SHAD COMP. TEST OUT 3-20 DNW-7/90/90WS...
  • Page 65 V PARA SHAD COMP. TEST OUT B-SHAD._R H SAW H PARA V SAW V PARA SHAD COMP. TEST OUT B-SHAD._B H SAW H PARA V SAW V PARA SHAD COMP. TEST OUT DCC ADJ. D RANGE POINT GAIN 3-21 DNW-7/90/90WS...
  • Page 66 VF DISP. 2/2 MASTER GAIN SHOT ID SHOT DATA DISP. SHUTTER SPEED ! LED SETUP CARD MENU SELECT 2 VF SETTING LEVEL 1 LEVEL 2 LEVEL 3 LEVEL 4 LEVEL 5 LEVEL 6 LEVEL 7 LEVEL 8 LEVEL 9 3-22 DNW-7/90/90WS...
  • Page 67 DATA RESET MEASUREMENT MODE S/N — — — MODULATION — — — RESOLUTION — — — SENSITIVITY — — — REGISTRATION — — — MASTER BLACK — — — TEST OUT WHT PRESET R WHT PRESET B WHT PRESET 3-23 DNW-7/90/90WS...

  • Page 68: Diag Menu

    Press the ADVANCE button and select the ITEM. After selection, press the SHIFT button. 4. ITEM setting Press the ADVANCE button to change the set value. After change, press the SHIFT button. 5. DIAG menu termination Press the DIAG switch. 3-24 DNW-7/90/90WS...
  • Page 69 8:PB EQ D-CH DATA E:REC CURRENT DATA 1:REC CURRENT DATA 1 2:REC CURRENT DATA 2 F:PB VIDEO DATA 1:PB VIDEO DATA G:REC VIDEO DATA 1:REC VIDEO DATA 1 2:REC VIDEO DATA 2 3:REC VIDEO DATA 3 (NTSC only) 3-25 DNW-7/90/90WS...
  • Page 70 “E” is displayed on the LCD when the setting is NG. DIAG 5 VITC INSERT LINE Displays and sets the VITC insertion line. 12 to 19 lines (For NTSC) 1618 9 to 22 lines (For PAL) NEXT LINE FIRST LINE 3-26 DNW-7/90/90WS...
  • Page 71 3. AU SG LEVEL : Sets the level of a 1 kHz test signal. 0 : _20 dBu (600 Z) 1 : _18 dBu (600 Z) 2 : _16 dBu (600 Z) 4. AU ADAPTER : Sets whether to connect the camera adapter (CA-701). 0 : Connects. 1 : Not connect. 3-27 DNW-7/90/90WS...
  • Page 72 1 : Not reset. 3. SHOT TIME DISP : Sets the format of the time displayed on the LCD. 0 : Month Day : Hour Minute 1 : Day Month : Hour Minute 2 : Day : Hour Minute Second 3-28 DNW-7/90/90WS...
  • Page 73 2. SHOT DATA : Sets the data length of the VITC shot data. 0 : Record data of date, time, model ID, serial No., cassette No., shot No. 1 : Record data of date, time, model ID, serial No., cassette No., shot No., shot ID 1 to 4. 3-29 DNW-7/90/90WS...
  • Page 74 . Contents of slack state code 00 : Power-on initialization 1x : No cassette and standby state 2x : Record 3x : Stop 4x : FF/REW 5x : Playback 6x : REC PAUSE 7x : REC REVIEW 8x : Threading/unthreading 3-30 DNW-7/90/90WS...
  • Page 75 PG EQ ADJ DATA-5 Displays the equalizer adjustment data (C-CH). 1. C-CH FREQ d5XXXXXX 2. C-CH PHASE 3. C-CH GAIN DIAG D-6 PG EQ ADJ DATA-6 Displays the equalizer adjustment data (C-CH). 1. C-CH ENV XXXX 2. C-CH PLL 3-31 DNW-7/90/90WS...
  • Page 76 Displays the REC video adjustment data. 1. Not used G1XXXXXX 2. R-Y DELAY 3. B-Y DELAY DIAG G-2 REC VIDEO ADJ DATA-1 Displays the REC video adjustment data. 1. Y LEVEL G2XXXXXX 2. R-Y LEVEL 3. B-Y LEVEL 3-32 DNW-7/90/90WS...

  • Page 77: Block Diagram And Circuit Description

    (optional) and VA-DN1 (optional) is made possible by signal respectively, the matrix and the detail signals are the transmitter/receiver IC. added, the flare compensation, pedestal control, gamma correction, knee correction and white clip are applied, then converted to the digital component signals (Y, R-Y and B-Y). DNW-7/90/90WS...
  • Page 78 (CONFI AU 1/2 and 3/4). The NTSC Betacam SX system is equipped with a five- field sequence generator which controls the five-field sequence of audio playback data. The digital data processing in each IC is performed under communication with the system control CPU. DNW-7/90/90WS...
  • Page 79 CPU in serial communication. The TC MPU also controls the LCD module, key matrix, and character generator via the I/O expander. A backup power supply using a lithium battery is provided to back up the generators and real-time data. DNW-7/90/90WS...
  • Page 80 GND. The PWM switching regulator is also equipped with the cut-off circuit which shuts down the output power when the input voltage is decreased below the guaranteed operat- ing voltage. DNW-7/90/90WS...
  • Page 81 PROCESSOR CONVERTER 4:2:2 TO/FROM 2/2 CCD BLOCK (40/50) CONVERTER DCP-31/1 CCD BLOCK (40/50) CONVERTER CN-1193 FB, WHT SHAD *1:DNW-7/90 ONLY TEST SAW, BLK SHAD CCD BLOCK CONVERTER VBS OUT CO-22 GEN LOCK RET V CHROMA CONVERTER MODULATOR TEST OUT VBS/TEST...
  • Page 82 LIMITER CAMERA CPU AUDIO PHONE MUTE MONITOR HP-70 ALARM HEAD PHONE MATRIX READER/ GENERATOR TC IN TC OUT IO-117(3/3) OUTPUT GAIN PARA /SERI TURBO PAGE GAIN WHT BAL PRST ITEM VTR SAVE SW-780 SETUP TC-80 CARD TO/FROM 1/2 DCP-31/1 DNW-7/90/90WS...
  • Page 83 REC CTL TAPE END CTL R/P SENSOR CTL HEAD PB CTL TAPE TOP CAPSTAN SERVO SENSOR MODE CONTROL FULL TOP ERASE SENSOR FULL ERASE HEAD SENSOR MDC-5 TC R/P TC HEAD TEST CUE HEAD (FOR ADJUSTMENT) TEST HN-224 OVERALL (2/2) DNW-7/90/90WS...

  • Page 85: Electrical Alignment

    SETUP menu : . Waveform monitor/Vectorscope . MASTER GAIN Tektronix 1750/1751 or equivalent 0 dB . Monitor 9 dB Sony BVM-1410/1411P or equivalent HIGH 18 dB . FUNCTION 1/2 . Pattern box (PTB-500, 90 - 240 Vac) TEST OUT J-6029-140-B DATAIL .

  • Page 86: Enc Level Adjustment

    : LEVEL 5 Setting after adjustment ITEM : ENC Y LEVEL : C = 100 ±2 IRE (NTSC) . On the setting menu, set as follows. Spec. C = 700 ±14 mV (PAL) PAGE : LEVEL 7 ITEM : TEST OUT DNW-7/90/90WS...

  • Page 87: Va Gain Adjustment

    3. Equipment : Waveform monitor Test point : TEST OUT connector (inside panel) : 1RV201/VA-191 (VA-167) Adj. point : B = 100 ±2 IRE (NTSC) Spec. B = 700 ±10 mV (PAL) RV201 RV301 RV101 VA-191/167 Board (A side) DNW-7/90/90WS...

  • Page 88: White Shading Adjustment

    W-SHAD_R W-SHAD_R W-SHAD_R TEST OUT R H SAW V SAW H PARA V PARA (EXT) (EXT) (EXT) (EXT) B W-SHAD_B W-SHAD_B W-SHAD_B W-SHAD_B W-SHAD_B TEST OUT B H SAW V SAW H PARA V PARA (EXT) (EXT) (EXT) (EXT) DNW-7/90/90WS...

  • Page 89: Gamma Correction Adjustment

    : FUNCTION 1/2 ITEM : TEST OUT ITEM : TEST SAW 3. On the setting menu, adjust as follows. PAGE : LEVEL 6 ITEM : R GAMMA Spec. : Adjust the illuminated spot at the center of the vectorscope. DNW-7/90/90WS...

  • Page 90: Black Set Adjustment

    : Minimize the carrier leak at portion B 4. On the setting menu, adjust as follows. PAGE : LEVEL 7 ITEM : B FLARE Spec. : Minimize the carrier leak at portion B. 5. Repeat steps 3 and 4 several times. DNW-7/90/90WS...

  • Page 91: Manual Knee And White Clip Adjustments

    : WHT CLIP LEVEL : B = 107 ±2 IRE (NTSC) Spec. B = 735 ±10 mV (PAL) 6. GAIN switch (inside panel) M (9 dB) 7. On the setting menu, set as follows. PAGE : LEVEL 3 ITEM : WHITE CLIP DNW-7/90/90WS...

  • Page 92: Crispening Adjustment

    : Reduce the noise on the screen to a permis- Spec. : Eliminate the detail signal from portion B. sible level. Note . After this adjustment, be sure to perform 5-12. H/V Ratio Adjustment, and 5-13. Detail Level Adjustment, in that order. DNW-7/90/90WS...

  • Page 93: H/V Ratio Adjustment

    : Adjust so that the H and V detail amounts PAGE : LEVEL 1 which are added are equivalent. ITEM : DETAIL LEVEL (Factory setting : 0) Spec. : Set to the detail signal which is added to each step in the gray-scale chart. DNW-7/90/90WS...

  • Page 94: Skin Tone Adjustment

    Display the skin detail detect area in zebra pattern. Adjust zebra pattern displays only normal area. 5. On the setting menu, adjust as follows. PAGE : LEVEL 2 ITEM : SUPPRESS LEVEL (Factory setting : 0) Spec. : Set the level to the desired detail level. 5-10 DNW-7/90/90WS...

  • Page 95: Zebra Adjustment

    3. On the setting menu, adjust as follows. PAGE : VF SETTING ITEM : ZEBRA1 APT (Factory setting : 0) Spec. : Set the desired width of detection. 4. On the setting menu, set as follows. PAGE : FUNCTION 1/2 ITEM : TEST SAW 5-11 DNW-7/90/90WS...

  • Page 96: Automatic Iris Adjustment

    A = 700 ±14 mV (PAL) 3. On the setting menu, set as follows. PAGE : LEVEL 9 ITEM : IRIS WEIGHT 0 (MIN) 4. Shoot a avoid working area of auto iris in the white window chart. 5-12 DNW-7/90/90WS...

  • Page 97: Electrical Alignment (Only For Dnw-9Ws/9Wsp/90Ws/90Wsp)

    VTR switch to SAVE, then warm up the camera for . Monitor about 10 minutes. Be sure to set the main POWER switch of the external DC Sony BVM-1410/1411P or equivalent . Pattern box (PTB-500, 90 - 240 Vac) power supply to off before extracting the plug-in board. J-6029-140-B .

  • Page 98: Initial Setting For Switches

    Front panel : SHUTTER switch Filter selector Lens : LENS MANU IRIS (CLOSE) SETUP menu : . MASTER GAIN 0 dB 9 dB HIGH 18 dB . FUNCTION 1/2 TEST OUT DATAIL SKIN TONE DTL MATRIX GAMMA CHROMA TEST SAW DNW-7/90/90WS...

  • Page 99: Enc Level Adjustment

    C = 700 ±14 mV (PAL) Spec. : C = 100 ± 2 IRE (NTSC) C = 700 ±14 mV (PAL) Setting after adjustment . On the setting menu, set as follows. PAGE : LEVEL 7 ITEM : TEST OUT DNW-7/90/90WS...

  • Page 100: Va Gain Adjustment

    3. Equipment : Waveform monitor Test point : TEST OUT connector (inside panel) : 1RV201/VA-191 (VA-167) Adj. point : B = 100 ± 2 IRE (NTSC) Spec. B = 700 ±10 mV (PAL) RV201 RV301 RV101 VA-191/167 board A side DNW-7/90/90WS...

  • Page 101: White Shading Adjustment

    (EXT) B W-SHAD_B W-SHAD_B W-SHAD_B W-SHAD_B W-SHAD_B TEST OUT H SAW V SAW H PARA V PARA (EXT) (EXT) (EXT) (EXT) Setting after adjustment . On the setting menu, set as follows. PAGE : W-SHAD_B ITEM : TEST OUT DNW-7/90/90WS...

  • Page 102: Gamma Correction Adjustment

    : FUNCTON 1/2 ITEM : TEST OUT ITEM : TEST SAW 3. On the setting menu, adjust as follows. PAGE : LEVEL 6 ITEM : R GAMMA Spec. : Adjust the illuminated spot at the center of the vectorscope. DNW-7/90/90WS...

  • Page 103: Black Set Adjustment

    : Minimize the carrier leak at portion B 4. On the setting menu, adjust as follows. PAGE : LEVEL 7 ITEM : B FLARE Spec. : Minimize the carrier leak at portion B. 5. Repeat steps 3 and 4 several times. DNW-7/90/90WS...

  • Page 104: Manual Knee And White Clip Adjustments

    PAGE : LEVEL 3 ITEM : WHITE CLIP 8. On the setting menu, adjust as follows. PAGE : LEVEL 3 ITEM : KNEE SLOPE : C = 109 ± 2 IRE (NTSC) Spec. C = 763 ±14 mV (PAL) DNW-7/90/90WS...

  • Page 105: Crispening Adjustment (16:9)

    : Reduce the noise on the screen to a ITEM : LEVEL DEPEND permissible level. Spec. : Eliminate the detail signal from portion Note . After this adjustment, be sure to perform 6-12. H/V Ratio Adjustment, and 6-13. Detail Level Adjustment, in that order. DNW-7/90/90WS...

  • Page 106: H/V Ratio Adjustment (16:9)

    : Adjust so that the H and V detail PAGE : LEVEL 1 amounts which are added are equiva- ITEM : DETAIL LEVEL (Factory setting: 0) lent. Spec. : Set to the detail signal which is added to each step in the gray-scale chart. 6-10 DNW-7/90/90WS...

  • Page 107: Crispening Adjustment (4:3)

    : Reduce the noise on the screen to a ITEM : LEVEL DEPEND permissible level. Spec. : Eliminate the detail signal from portion Note . After this adjustment, be sure to perform 6-16. H/V Ratio Adjustment, and 6-17. Detail Level Adjustment, in that order. 6-11 DNW-7/90/90WS...

  • Page 108: H/V Ratio Adjustment (4:3)

    : Adjust so that the H and V detail PAGE : LEVEL 1 amounts which are added are equiva- ITEM : DETAIL LEVEL (Factory setting: 0) lent. Spec. : Set to the detail signal which is added to each step in the gray-scale chart. 6-12 DNW-7/90/90WS...

  • Page 109: Skin Tone Adjustment

    : SUPPRESS LEVEL (Factory setting: 0) Spec. : Set the level to the desired detail level. Setting after adjustment PAGE : LEVEL 2 ITEM : SKIN TONE DTL ITEM : SKIN TONE IND. ITEM : SKIN TONE DET 6-13 DNW-7/90/90WS...

  • Page 110: Zebra Adjustment

    3. On the setting menu, adjust as follows. PAGE : VF SETTING ITEM : ZEBRA1 APT (Factory setting: 0) Spec. : Set the desired width of detection. 4. On the setting menu, set as follows. PAGE : FUNCTION 1/2 ITEM : TEST SAW 6-14 DNW-7/90/90WS...

  • Page 111: Automatic Iris Adjustment

    4. Shoot a avoid working area of auto iris in the white window chart? 5. On the setting menu, adjust as follows. PAGE : LEVEL 9 ITEM : IRIS WEIGHT Spec. : Increment the IRIS WEIGHT value until the lens iris is open. 6-15 DNW-7/90/90WS...

  • Page 113: Periodic Maintenance And Inspection

    UPPER drum (section 7-1-2) TC head (section 7-1-4) Capstan (section 7-1-5) T4 tape guide (section 7-1-5) Lower drum (section 7-1-3) T3 tape guide (section 7-1-5) T2 tape guide (section 7-1-5) Pinchi roller (section 7-1-5) T1 tape guide (section 7-1-5) DNW-7/90/90WS...
  • Page 114 A grease-smeared cleaning cloth may make portions where it should not be, smeary. . Do not insert a cassette tape before cleaning fluid completely evaporates. 3. Preparations (1) Turn the power off. (2) Remove the front lid and the outside panel. (Refer to section 1-5.) DNW-7/90/90WS...

  • Page 115: Cleaning Of Tape Running Surface Of Upper Drum And Video Heads

    Be sure to rotate the upper drum counterclockwise. (Do not clean the video heads in the vertical direction. This may damage them.) 3. After cleaning, wipe the rotary heads using a dry cleaning cloth. Cleaning cloth Tape running surface of the upper drum Video heads DNW-7/90/90WS...

  • Page 116: Cleaning Of Tape Running Surface Of Lower Drum And Lead Surface

    3. After cleaning, be sure to wipe the tape running surface of the lower drum and lead surface using a dry cleaning cloth. Cleaning cloth Skewer Lead surface Tape running surface Lead surface of the lower drum DNW-7/90/90WS...

  • Page 117: Stationary Heads Cleaning

    Remove the magnetic powder completely. 2. After cleaning, be sure to wipe the tape running surfaces of the FE, CTL and TC heads using a dry cleaning cloth. Tape cleaner CTL head FE head TC head DNW-7/90/90WS...

  • Page 118: Cleaning Of Tape Running System And Tape Cleaner

    Never touch the edge portion of the tape cleaner by bare hands. Tape cleaner Capstan S5 tape guide T4 tape guide S3 tape guide S4 tape guide T3 tape guide Pinch roller S1 tape guide S2 tape guide T1 tape guide T2 tape guide DNW-7/90/90WS...

  • Page 119: Periodic Check

    XXXH 4. Total number of threading (Display of the threading and unthreading times) 5. Drum rotating hour (Customer-resetable) 6. Tape running hour (Customer-resetable) XXXH 7. Power-on time of the unit (Customer-resetable) 8. The number of threading (Customer-resetable) XXXH XXXH DNW-7/90/90WS...

  • Page 120: Periodic Check List

    The “R” mark in this table indicates the replacement timing of parts. . Check sometimes the deformation of the eye cap of the viewfinder, and the reduction of the emission current of the CRT. Replace them as necessary. . Replace the lithium battery on the TC-80 board every five years. DNW-7/90/90WS...

  • Page 121: Cares After Using At Special Environment

    4. Clean the connectors on the connector panel. 5. Carry out the common operation check (recording or playback) and check that the unit has not an abnormal sound or operation. If the unit has an abnormal condition, please contact your Sony dealer. DNW-7/90/90WS...
  • Page 123 The material contained in this manual consists of information that is the property of Sony Corporation and is intended solely for use by the purchasers of the equipment described in this manual. Sony Corporation expressly prohibits the duplication of any portion of this manual or the use thereof for any...
  • Page 124 DNW-90WSP (SY) DNW-90WS (SY) DNW-90P (SY) DNW-90 (SY) DNW-9WSP (SY) DNW-9WS (SY) DNW-7P (SY) Printed in Japan Sony Corporation DNW-7 (SY) E 2003. 2 08 3-191-542-05 B&P Company ©1996...

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