Schematic Diagram - Av (1/3)/Rs-232C Boards - Sony DVP-CX777ES Service Manual

7-33. SCHEMATIC DIAGRAM – AV (1/3)/RS-232C Boards – •
(1/3)
CN202
23P
(Page 68)
CN201
6P
E+3.3V
R103
R101
0
0
(Page 85)
+5V_ES
-5V_ES
(Page 85)
V_OFF
D_GND
(Page 85)
FL801
CN801
6P
TX
RX
GND
E+3.3V
S-LINK
SIRCS_MODE
See page 94 for Waveforms.
VIDEO AMP
IC102
LA73053-TLM-E
C104
47
16V
C103
47
16V
Q105
UN2111-TX
Q104
UN2213-TX C106
47
R108 16V
3.3k
Q104,105
WIDE ON/OFF
SWITCH
R106
0
R109 L102
0 22µH 1SR154-400TE-25
C102
47
16V
C812
0.1
R809 R814
0 0
RS-232C DRIVER/RECEIVER
C801 IC804
C811
100 MAX3232
10
6.3V
16V
C810 0.1
C1+ VCC
C809 0.1
V+ GND
R817 100
R808 C1-
0 C808 0.1 R816 100
C2+
R815 22
C2-
V-
C807
0.1
R806
0
D802
HZM6.8ZWA1TL
FB801
C813
0.001
R819
COMMAND MODE
1k
R818
2.2k
C815
0.1
• See page 98 for IC Block Diagram.
L101 D102
22µH 1SR154-400TE-25
R110
10k
R119
68
C109 R118
0.1 68
C107 R117
0.1 68
C108
R116
47
68
16V
D104
HZM6.8ZWA1TL HZM6.8ZWA1TL
D103
HZM6.8ZWA1TL HZM6.8ZWA1TL
R115
68
R114
68
C105
0.047
R113
68
R112
68
R111
68
R129
1k
D101
CNP801
9P
RS232C
C814
0.1
G801
(CHASSIS)
FB802
J801
S-LINK
CONTROL S IN
R820
1k
S801
1
2
3
G802
(CHASSIS)
83 83
J104
4P
R1
1
RGND
L
R2
2
LINE OUT
AUDIO
L1
1
LGND
R
L2
2
2L
1L
P_GND
2R
1R (Page 84)
R132
0
V1
1
VGND LINE OUT
VIDEO
V2
2
J103
2P J101
2P
1C
1CGND
2C
2CGND
D106
S1
D105
2YGND
2Y
1YGND
1Y
S2
2 1
S VIDEO OUT
J102
3P
R-Y
P /C
R R
B-Y
COMPONENT
P B /C B
VIDEO OUT
Y
Y
GND
R130 R131
1k 1k
S101
SCAN SELECT
PROGRESSIVE
INTERLACE
SELECTABLE
DVP-CX777ES