Sony KP 53V85 Service Manual page 56

5-1. BLOCK DIAGRAM (2)
CN201
(1/3)
TO U
D AU L 3
BOARD
AU R 1
CN1703
STUH
MTUH
STU AFT
MTU AFT
MONO
TO
SAP
A
BOARD SAP IND
TUNER
ST IND
BLOCK
STU AUMT
MTU AUMT
AGC ATT
ANT SW1
ANT SW2
KILLER
MICRO R
MICRO G
MICRO B
MICRO I
OSD YS
TO
DISP YM
A
BOARD
SWITCH
VIDEO SBLK
Q024
BLOCK
SWITCH
MBLK
Q007
MHLOCK
HP
VP-BUFF
TO A
HP
BOARD
VP-BUFF
PJED
BLOCK B INT
CN201
(2/3)
Y-MUTE 17
TO U
E TV-MUTE 18
BOARD
P-MUTE 19
CN1703
SDA 13 SDA
SCL 12 SCL
A
(2/4)(AUDIO, SYSTEM CONTROL)
IC401
SURROUND PROCESSOR
90 LIN 5
AOL
95 RIN 10
AOR
98 X1 57
RST
X401
73
IFCK
33.8688MHz
99 X0 74
IF01
IC002
DOUT
SYSTEM CONTROL 65
2HSYNC
1 SPK MT 58
HSYNC
2 DSP 24
SUBTU AFT
15 APROT 22
MAINTU AFT
16 SPK SW 59
MONO
17
SAP
18 SDAT 47
SAPN
43 SCLK 49
STEREN
60
IC004
2MUTE
61
EEPROM
MUTE
62
AGC ATT
51 B DAT 48 5 B DAT
ANT SW1
53 B CLK 50 6 B CLK
52 ANT SW2
RESET 9 4 RESET
IC001
OSC 11
RESET
12
OSC
X001
30 KILLER
16MHz
32 R
33 G
34 B
35 I
36 OSDYS
37 DISPYM 63
SIRCS
45 SBLKN 64
RMCN
46 MBLKN
54
MHLOCK
7 25
HP STATUS
8 28
VP V1 ON
27
V3 ON
26
V4 ON
14
KEY
POWERN 44
6 BINTN TMRLED 55
MENU 13
21
OVP
20
OCP
56
RELAY
YUVMT
57
– 57 –
IC403
D/A CONVERTER
28 IN1 21
L OUT1
5 IN2 12
R OUT2
17 SCL
18 SDA
L/R MUTE
Q403, 404
PROTECT
Q408-411
IC402
RESET
SDA
OFF MUTE
SCL
Q402
4 RST
ON MUTE
Q401
SWITCH
Q405
CN2001
CN004
(3/3)
(2/3)
SAVA CONT
11 S-OUT S-OUT 11
Q2004, 2005
4 RM-IN RM-IN 4
IC2001
SIRCS I/O
2 SIRCS
6 STATUS STATUS 6 4 STATUS
7 S-LINK1 S-LINK1 7 6 V1-S
8 S-LINK3 S-LINK3 8 7 V3-S
8 V4-S
9 S-LINK4 S-LINK4 9
CN681
TO G
8 OVP
G
BOARD
7 OCP
CN605
4 RELAY
U
(2/2)
S1201-1206
CN002 CN1203
CONTROL
6 KEY KEY 6
SWITCHES
7 POWER POWER 7
D1201
8 TIMER LED TIMER LED 8
TIMER/STANDBY
9 MENU MENU 9
2 SIRCS
HA
(CONTROL SWITCHES)
IC406
RY402
L/R AMP
7 IN+L 4
OUT(L)
11 IN+R 8
IN-(L)
OUT(R) 2
RY401
5 MUTE IN-(R)
10
RELAY SW
+11V
Q407
RELAY SW
Q406
STBY
+5V
IC404
3
1
2
IC404
5
7
6
SIRCS BUFF
SIRCS MIX
CONTROL S
Q2001-2002
Q2003
Q2010 Q2008 Q2006
TV
13
OUT
STBY
+5V
11
V1
10
V3
V4 9
(SIRCS)
S1207
POWER
STBY +5V
CN1202
CN1252
1 MENU KEY MENU KEY
CN1291
SIRCS
– 58 –
CN403
1 L
2 E
3 R
4 E
CN004
(1/3)
1 CENTER SP +
2 CENTER SP -
TO U
F
BOARD
CN2001
13 VARIL
15 VARIR
J2001
OUT
J2002
TV OUT
S-LINK
VIDEO 4
J2003
IN
S-LINK
VIDEO 3
J2004 IN
S-LINK
VIDEO 1
J2005 IN
S-LINK
HB
(2/2)
(MENU SWITCHES)
S1251-1255
MENU
1
SWITCHES
2 OUT
D1291
HC
REMOTE SENSOR
(REMOTE SENSOR)