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Sony STR-DE315 Service Manual
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Sony STR-DE315 Service Manual

Fm stereo/fm-am receiver
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STR-DE315/DE415
SERVICE MANUAL
Manufactured under license from Dolby Laboratories
Licensing Corporation.
"DOLBY", "PRO LOGIC" and the double-D symbol
are trademarks of Dolby Laboratories Licensing
Corporation.
Amplifier section
Power output
Stereo mode
(DIN 1kHz, 4ohms)
STR-DE415 :
80W + 80W
STR-DE315 :
80W + 80W
Surround
(DIN 1kHz, 4ohms)
mode
Front :
STR-DE415 : 70W/ch
STR-DE315 : 60W/ch
Center :
STR-DE415 : 70W
STR-DE315 : 60W
(only in PROLOG
MODE)
Rear :
STR-DE415 :
(DIN 1kHz, 4ohms)
70W
STR-DE315 :
(DIN 1kHz, 4ohms)
60W
Frequency
PHOTO : RIAA
response
equalization curve
± 0.5dB
TV/LD, CD, TAPE/MD,
VIDEO :
10Hz - 50kHz ± 1dB
MICROFILM
Photo : STR-DE415 model
SPECIFICATIONS
Inputs
Sensitivity Impedance S/N
(Weighting
network,
input level)
PHONO
2.5mV
50
(MM)
Kilohms
CD,
200mV
50
TAPE/MD,
Kilohms
TV/LD,
150mV
VIDEO
Output
TAPE/MD REC OUT :
Voltage : 150mV,
Impedance : 10 kilohms
VIDEO AUDIO OUT :
Voltage : 150mV,
Impedance : 10 kilohms
MIX AUDIO
OUT (STR-DE415 only)
Voltage : 2V
Impedance : 10 kilohms
PHONES :Accepts low
and high impedance
headphones
Muting
Full mute
FM STEREO/FM-AM RECEIVER
BASS BOOST
TONE
FM tuner section
74dB
Tuning range
72dB***
(A,2.5mV)
82dB
82dB***
Aerial range
(A, 150mV)
Sensitivity
***78 IHF
Usable
sencitivity
S/N
Harmonic
diatortion at
1kHz
Separation
Frequency
response
— Continued on next page —
AEP Model
UK Model
+ 10dB at 70Hz
± 8dB at 100Hz and
10kHz
87.5 - 108.0MHz (OTHER)
65.0 - 74.0MHz
(East European)
75ohms, unbalanced
Mono : 18.3 dBf, 2.2 V
/75ohms
Stereo : 38.3 dBf, 22.5 V
/75ohms
11.2 dBf, 1 V
/75ohms (IHF)
Mono : 76dB
Stereo : 70dB
Mono : 0.3%
Stereo : 0.5%
45dB at 1kHz
+ 0.5
30Hz - 15kHz
dB
– 2

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Summary of Contents for Sony STR-DE315

  • Page 1 TAPE/MD, Kilohms 82dB*** STR-DE415 : 70W/ch Aerial range 75ohms, unbalanced TV/LD, 150mV (A, 150mV) STR-DE315 : 60W/ch VIDEO Center : Sensitivity Mono : 18.3 dBf, 2.2 V STR-DE415 : 70W ***78 IHF /75ohms STR-DE315 : 60W Stereo : 38.3 dBf, 22.5 V...

  • Page 2: Exploded Views

    COMPONENTS IDENTIFIED BY MARK ! OR DOTTED LINE WITH MARK ! ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.

  • Page 3: Section 1 General

    SECTION 1 SECTION 2 SECTION 3 GENERAL EXPLANATION OF IC TERMINALS DIAGRAMS LOCATION AND FUNCTION OF CONTROLS • IC201 PD78044FGF-064-3B9 3-1. CIRCUIT BOARDS LOCATION <FRONT> Pin No. Pin Name Description Pin No. Pin Name Description DIG7 VOLUME UP Volume up. DIG6 VOLUME DOWN Volume down.
  • Page 8 A-4398-076-A MAIN BOARD, COMPLETE (DE315:EE) ! 71 1-769-744-11 CORD, POWER (EXCEPT DE315:UK) C339 1-126-964-11 ELECT 10uF 4-980-658-01 CASE (413226) 3-008-600-11 EMBLEM (5-AR), SONY * 58 3-703-244-21 BUSHING (2104), CORD ! 72 1-770-019-11 ADAPTER CONVERSION PLUG 3P (DE415:UK) FL201 1-517-141-11 INDICATOR TUBE, FLUORESCENT...
  • Page 9 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks C345 1-136-165-00 FILM 0.1uF C721 1-126-923-11 ELECT 220uF C346 1-126-959-11 ELECT 0.47uF C722 1-126-964-11 ELECT 10uF C347 1-126-963-11 ELECT 4.7uF C740 1-128-562-11 ELECT 47uF 100V C348 1-126-959-11 ELECT 0.47uF C741 1-128-562-11 ELECT...
  • Page 10 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < DIODE > < TRANSISTOR > D610 8-719-815-85 DIODE 1S1585 Q303 8-729-922-37 TRANSISTOR 2SD2144S D710 8-719-815-85 DIODE 1S1585 Q304 8-729-922-37 TRANSISTOR 2SD2144S D721 8-719-815-85 DIODE 1S1585 Q307 8-729-922-37 TRANSISTOR 2SD2144S D722 8-719-815-85 DIODE 1S1585...
  • Page 11 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R360 1-247-843-11 CARBON 3.3K 1/4W R620 1-249-419-11 CARBON 1.5K 1/4W F R361 1-249-429-11 CARBON 1/4W R621 1-249-426-11 CARBON 5.6K 1/4W R362 1-249-429-11 CARBON 1/4W ! R622 1-249-403-11 CARBON 1/4W F R363 1-249-411-11 CARBON...
  • Page 12 MAIN PRIMARY SECONDARY STBY Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R753 1-249-414-11 CARBON 1/4W F 1-666-496-11 MIX BOARD (DE415) R754 1-249-439-11 CARBON 1/4W ********** R755 1-249-441-11 CARBON 100K 1/4W R760 1-249-421-11 CARBON 2.2K 1/4W F <...

  • Page 13: Volume Board

    SW (A) SW (B) VOLUME VR-TONE Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks A-4392-965-A SW BOARD, COMPLETE < CONNECTOR > ******************* SW (A) BOARD CNP202 1-770-391-11 PIN, CONNECTOR (PC BOARD) 7P CNS402 1-568-439-11 SOCKET, CONNECTOR 7P ************ SW (B) BOARD CNS403 1-568-442-11 SOCKET, CONNECTOR 9P...

  • Page 14: Manual, Instruction

    STR-DE315/DE415 VOLUME VR-TONE Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < SWITCH > ACCESSORIES & PACKING MATERIALS ******************************* S240 1-554-937-11 SWITCH, KEY BOARD (BASS BOOST) 1-475-042-11 ADAPTOR (21PIN D. SUB) ************************************************************ 1-475-136-21 REMOTE COMMANDER (RM-U301) (DE315)

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