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7-16. SCHEMATIC DIAGRAM – VIDEO Board –
CN801
13P
V
D-GND
C
D-GND
Y
D-GND
Y/G
D-GND
CB/B
WIDE
R807
100
(Page 34)
CR/R
DSEL/DISCXEXT
RGBSEL
R800
100
CN800
5P
V MUTE
VIDEO OUT SW
GND
+9V
+5V
(Page 47)
CN802
2P
VIDEO-SIG
VIDEO-GND
(Page 41)
HCD-ZX80D/ZX100D
• See page 54 for IC Waveforms.
C800
1 50V
C801
1 50V
C802
1 50V
C803
22 50V
C804
0.1
C805
1 50V
C806
1 50V
C807
1 50V
C808
100 10V
R814
10k
FB806
0
C826
10
L801
R812
50V
10µH
1M
C827
10 50V
JR800
0
JR802
0
VIDEO AMP, 75Ω DRIVER
IC801
MM1623BF
CRIN
GND2
MUTE2
CROUT
CBIN
GND2
CLP
CBOUT
CYIN
GND2
I/P
CYOUT
BIAS
YOUT
GND1
GND2
YIN
CVBSOUT
YC MIX
S2
CVBSIN
S1
MUTE1
C OUT
CIN
S-DCOUT
VCC1
VCC2
C809
0.1
VIDEO SWITCH, 75Ω DRIVER
IC800
NJM2244M
VIN1
C829
GND
1000
6.3V
SW1
VOUT
VIN2
VCC
C830
100
10V
SW2
VIN3
C831
0.01
39
39
C815
R802
FB800
1000
75
0
6.3V
C814
R803
FB801
C816
1000
75
0
22p
6.3V
C813
R804
FB802
C817
1000
75
0
22p
6.3V
C818
22p
C812
R805
FB803
1000
75
0
6.3V
C811
R806
FB804
C819
1000
0
0
0.01
6.3V
C810
0.1
R809
10k
R808
FB805
75
0
JW800
C821
0.01
C820
22p
JR804
0
C822
R810
22p
JR803
68
0.01
R813
C824
100k
0.01
C823
22p
C825
EPT800
0.01
HCD-ZX80D/ZX100D
P
/C
R
R
J800
3P
P
/C
B
B
COMPONENT
VIDEO OUT
Y
(CHASSIS)
J802
1P
VIDEO
OUT
(CHASSIS)
J801
S VIDEO
OUT
(CHASSIS)
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