Sony KP-ER43M31 Service Manual page 94

(31) Schematic Diagram of M1(1/2) Board
1 3
2
A
M1 (1/2)
TO A1 BOARD (SYSTEM CONTROL)
CN1001
CN001
50P
GRY
:BTOB-P
B
MID-BUSY
MID-BUSY B25
INT
DISABLE A25
H50
HP MAIN IN B24
ST-BY
ST-BY
A24
COMB
COMB RESET
B23
HP100
HP100
A23
RESET 100
RESET100 B22
VP100
VP100 A22
RE-YS
RE-YS B21
YS
YS A21
C
APROT
APROT B20
B
B A20
RE-B
RE-B
B19
G
G
A19
RE-R
RE-R
B18
R
R A18
GND B17
SDA
SDA A17
GND B16
SCL
SCL A16
D
AC ON/OFF
AC ON/OFF B15
OVP
OVP
A15
OCP
OCP
B14
LED2
LED2
A14
LED1
RESPONS LED B13
STADBY 5V A13
KEY1
KEY1 B12
KEY2
KEY2 A12
RE-G
RE-G B11
SIRCS
SIRCS A11
E
ABL
ABL-CTR B10
+5V
A10
TEXT R
TEXT R
B9
GND A9
TEXT G
TEXT G B8
AMUTE
AUDIO MUTE A8
TEXT B
TEXT B B7
VCOMP
V-COMP A7
TEXT YS
TEXT YS B6
ARESET
AUDIO RESET A6
F
TRAP
TRAP B5
CNT-SP
CNT SP ON/OFF A5
CVBS IN
CVBS IN B4
VIDEO
AGC MUTE(NC) A4
NC B3
ATT
ATT A3
ST
ST B2
NC A2
AFT2
AFT2
B1
AFT1
AFT1
A1
G
H
I
J
4 5 6
+5V ST-BY
IC001
S-80743AL-A7-T1
U-COM RESET
R120
10k
:CHIP
R021
100
1 2 3
:CHIP
4.9
C001 C002
1 0.1
25V
F:CHIP
C049
R092
0.01
10k
:CHIP B:CHIP
4.8
R004 100 :CHIP
OCP FB004 0
OCP
BK2125HS601 :CHIP
R005 100 :CHIP
3DAT 0.1
SO
0.1
3CLK R006 100 :CHIP FB005
SCK
BK2125HS601 :CHIP
R007 100 :CHIP
OVP 0.3
1
OVP
0.4
R008 100 :CHIP
HP100
H SYNC
R001
0.1
R009 100 :CHIP 2
10k VP100
V SYNC
:CHIP
R090 220 :CHIP
4.8
FB006 IC002
RESET
CXP750096-040Q-TL
BK2125HS601 :CHIP
MAIN U-COM
VSS
R003
R002 2.4 3
4.7k :CHIP
4.7k
XTAL
:CHIP 2.2
R015
EXTAL
0
4.8
X001 :CHIP
C003
KEY2
CSA20.00MXZ040
0.022
4.8
KEY2 20MHz
B:CHIP
KEY1
KEY1
NOISE DETECT
FB007 AGC MONITOR
C004
BK2125HS601 :CHIP 4.4
AFT1
0.1
AFT1
25V R011 100 :CHIP
4.8
F:CHIP AFT2
AFT2
FB008
INT R012 100 :CHIP 4.8
BK2125HS601 :CHIP
B-INT
R013
C007
100
0.1
:CHIP
25V
F:CHIP
4.8 0
C056
C061 C055
0.01 0.01 0.01
B:CHIP
B:CHIP B:CHIP
TO M1 1/2,M1 2/2_1
10
7 8 9
L004
10µH
+5V ST-BY
:EL0606
R036
100
:CHIP
HP100
R038
100
:CHIP CNT-SP
APROT
R121
4.7k
:CHIP
+5V ST-BY
R047
R051
R052
4.7k 4.7k 0.7
4.7k
:CHIP :CHIP
:CHIP
MODE
4.5 SCL
SCL0 2SC1623-L5L6
4.9
R063 100 :CHIP
SDA1
4.4
SDA R078
SDA0 100
4.9
R064 100 :CHIP :CHIP
SDA1
WPROTECT
0 JR001
R048 1k :CHIP
ATT
0
ATT SW
:CHIP
EMI
C050 C018 C023
0.01 L003
0.01 47 8 7
B:CHIP B:CHIP 10µH
FL001
:EL0606
VSS EMI
VDD
C019
47p
R140
3.3 L002 CH:CHIP 10k
4.8
EXLC 1µH :CHIP
R043
C020
3.0 :FLR50 220
4.8
56p
XLC :CHIP R141 1 2
CH:CHIP 2.2k
0
D008 :CHIP
YM
R099
0.1 0 1SS355
YS :CHIP
Q004 B1
4.8 C021
2SA1037AK 0.7 R093
I 10p
CH:CHIP 100
0 ATT
:CHIP
B
0 R100 R049 R060 0 R142
2.2k
G 1.8k 680 2.2k
:CHIP D009 :CHIP
:CHIP :CHIP
R102 1SS355
0 G1
:CHIP
C022
10p
0 0.7 Q020
CH:CHIP
2SA1037AK 8 7
R053 OSD G BUFF
R101 R050
680
1.8k 2.2k
R103 :CHIP :CHIP Q019
:CHIP D007
1.8k
2SA1037AK R143
1SS355
:CHIP
2.2k R095
OSD B BUFF
:CHIP
220
0.7 :CHIP
R104 R1
0
C017
10p :CHIP
0
CH:CHIP 1 2
R042
2.2k
:CHIP
Q021
2SA1037AK
R044
OSD R BUFF
680
:CHIP
– 94 –
KP-ER43M31/M61/M90/M91,ER53M31/M61/M90/M91
11 12
13
TO M1 1/2,M1 2/2_2
TO M1 1/2,M1 2/2_3
TO M1 1/2,M1 2/2_1
0.4
Q022
2SC1623-L5L6
R123
B-BACK
47
C032
R128 :CHIP
YS
100 0.3
1k
16V
:CHIP
R129
C033 1k
0.1 :CHIP
R124
25V
100
F:CHIP C059
:CHIP
R131 0.1
+5V
R
0 10k 25V
:CHIP F:CHIP
R125
C062 R126
220p 100
1k
:CHIP 1.3
CH:CHIP
Q023 :CHIP
G
Q016
B-BACK
2SA1037AK
C041 R127
R079 OSD G BUFF
100 220p 1k
:CHIP B:CHIP :CHIP
0.7
0.7
1.3
L006
C035 10µH
220p
:EL0606 Q017
B:CHIP
2SA1037AK
OSD R BUFF
6 5
C045
100
25V
R137
0
:CHIP
C046
0.1
25V 4.9
3 4
F:CHIP
16 15 14 13 12 11 10 9
R094
100
:CHIP
6 5 R132
1k 1 2 3 4 5 6 7 8
:CHIP
B
R133
100 1.3
:CHIP
Q018 C060
0.1
3 4 2SA1037AK
25V
OSD B BUFF F:CHIP
RE-YS
CONT
RM-961
15
14
Q014
2SC1623-L5L6 Q015
2SC1623-L5L6
YS MIX
YS MIX
R134
R135
470 0 100
0
:CHIP :CHIP
0
R139
R138 1k
470 :CHIP
:CHIP
8 7 6 5
IC008
TC7W32F
YS PRIORITY1
1 2 3 4
8 7 6 5
IC009
TC7W02F
YS PRIORITY2
1 2 3 4
8 7 6 5
IC010
TC7W04F
YS PRIORITY3
1 2 3 4
YM
YS
B-SS885.<E..>-M1.-P1-08