Schematic Diagrams Of Q (A, B) Board - Sony KE-42TS2U Service Manual

(4) Schematic Diagrams of Q (a, b) Board

1 3
2
A
C3002
0.01
25V
J3001 B:CHIP
JL10
R3007
PR/R
180
R3080 1/10W
150 :RN-CP
1/10W
JL11 :CHIP
COMPONENT VIDEO IN2
PB/B C3001
/RGB IN
0.01
25V
B:CHIP
JL12
Y/G
R3081 R3006
180 150
B
1/10W 1/10W
JL70 :CHIP :RN-CP
JL71
TP17
J3011
SW
JL13
SUB
ab-1
WOOFER
JL14
R3082
150
1/10W
VD
:CHIP
COMPONENT VIDEO IN2
C
/RGB IN
JL15
VH
R3259
2.2k
1/10W
:CHIP
JL72
JL73
R3260
2.2k
1/10W
:CHIP
CN3011 JL19
9P
D
D3017
C3013
PR 1
100 UDZS10B
6.3V
GND 2
JL20 :AL-CP
PB 3
GND 4 C3012
100
D3016
Y 5 6.3V
UDZS10B
:AL-CP
GND 6
JL117 JL21
HD 7
JL118
GND 8 C3011 D3015
100 UDZS10B
VD 9 6.3V
:AL-CP
JL16
E
JL17
R3224 C3201
D3201
R3219 100 0.47
UDZSTE-175.6B
2.2k 1/16W 16V
1/16W :1608 B:3216
:1608
R3223
2.2k R3225 C3202
D3202
1/16W 100 10
UDZSTE-175.6B
:1608 1/16W 10V
:1608 F:3216
C3119
R3168 R3087
10
150 150
16V
1/10W 1/10W
J3000 JL30 :AL-CP
:RN-CP :CHIP
R3174
D3041
F C3129
DTZ10B
SW1 0.47 1/10W
JL31
B:CHIP :CHIP
3 4
R3169 R3088
150 150 D3042 R3175
S VIDEO 1 2
1/10W DTZ10B 220 1/10W :CHIP
1/10W
:RN-CP
:CHIP
JL32
C3127
D3043 1 D3044
DTZ10B 50V DTZ10B
:AL-CP
V1 JL33
VIDEO
C3120
VIDEO IN1 R3170 R3086 D3045
10 DTZ10B
150 150
16V
1/10W 1/10W
:AL-CP
:RN-CP :CHIP
L1
L
C3121
G JL34 R3184
10
220k D3046
AUDIO
16V
1/10W DTZ10B
:AL-CP
:CHIP
R1
R
R3185
R3089 C3122
JL35 220k D3047
150 10
1/10W DTZ10B
16V
JL43 1/10W
:CHIP :AL-CP
:CHIP
R3171
SW1 JL36 C3123
150 D3048
10 16V
1/10W
DTZ10B
:AL-CP
:RN-CP
3 4
JL37 C3130
S2 VIDEO 1 2
0.47
R3172
B:CHIP
150
1/10W
JL38 :RN-CP R3090
150
C3128
1/10W D3050
1
:CHIP
DTZ10B
H 50V
:AL-CP
V2
VIDEO
VIDEO IN2 R3173 R3091
JL39 C3124
150 150
10 D3051
1/10W 1/10W
16V DTZ10B
:RN-CP :CHIP
:AL-CP
L2
L
R3186
JL40 220k C3125 D3052
10 DTZ10B
AUDIO 1/10W
16V
:CHIP
JL41 :AL-CP
R2
R
R3187
C3126 D3053
220k
JL42 10 DTZ10B
1/10W
:CHIP 16V
D3054 :AL-CP
DTZ10B
I
R3180
1k
1/10W
:CHIP
• Divided circuit diagram
One sheet of B and Q boards are circuit diagram is divided into three sheets,
J each having the code B-a to B-c. For example, the destination
ab1 on the code B-a sheet is connected to ab1 on the B-b sheet.
a b 1
Ref. No.
Circuit diagram division code
4 5 6
A5V
D3009
1SS226 FB3000
FB3001
PROTECT 0uH C3026
0uH
47
C3021 6.3V
IC3001
47 :AL-CP
6.3V M52758FP
:AL-CP
VIDEO SW
C3008 R3018 C3016 C3032 C3075 R3123
100 47 0.1 0.1 100 47
D3008
6.3V 1/10W 16V 16V 6.3V 1/10W
1SS226 VCC1(R) VCC2(R)
:AL-CP :CHIP B:CHIP B:CHIP :AL-CP :CHIP
PROTECT
IN1(R) OUT(R)
C3015
R3017 R3125
0.1 VCC1(G) GND
47 150 C3081 R3115
16V
1/10W 1/10W 47p
B:CHIP N.C. N.C. C3030
:CHIP 0.1 :CHIP CH:CHIP 1/10W
:CHIP
16V
IN1(G) N.C.
C3014
B:CHIP
C3007
0.1
100 VCC1(B) VCC2(G)
16V
6.3V R3114
B:CHIP
IN1(B) OUT(G)
:AL-CP 150
C3082 2SA1462
1/10W
C3028 47p
R MUTE
IN1(H) GND :CHIP
0.1 CH:CHIP
D3007
C3000 16V
1SS226 IN1(V) VCC2(B)
0.01 B:CHIP C3083
R3117
PROTECT
25V R3124 47p 470
R3029 GND OUT(B)
B:CHIP 150 CH:CHIP 1/16W
47
CR 1/10W
:CHIP
1/10W IN2(R) GND
:CHIP
:CHIP
GND OUT(SONG)
Y
IN2(G) VCC R3116 Q3015
C3006 R3016 R3036 150 1/10W :CHIP
C3025 C3084 2SA1462
100 47 N.C. N.C.
47 0.1
47p G MUTE
6.3V 1/10W 1/10W
16V CH:CHIP
:AL-CP :CHIP :CHIP GND OUT(H)
B:CHIP
R3012 CB
IN2(B) OUT(V)
180 R3118
1/10W R3028 150
IN2(H) GND
47
:RN-CP 1/10W C3085
1/10W :CHIP 47p
IN2(V) SW
:CHIP CH:CHIP 2.8
2.1
R3263
C3003 R3120
100 0.47 D3023
150
1/10W
16V UDZS5.6B 1/10W
:CHIP B:CHIP
:CHIP C3086
47p
CH:CHIP
R3264
C3004 D3012
100 10
1/10W UDZS5.6B Q3005
10V
:CHIP DTC144EE
F:CHIP
SW
IC3007
SN74LV4053ANSR
Y
C3048 SELECTOR
0.1
16V
B:CHIP
PB
Y1 VCC
2.7
Y0 Y
0 0
Z1 X
2.6
PR
Z X1
0
Z0 X0
0
INH A
VEE B
0
GND C
JL18
R3000
D3002
470k
DTZ108
1/10W
R3193
PROTECT :CHIP
2.2k
1/10W
2.7 :CHIP
Q3025
2SB709A
BUFFER R3198
100
R3201 1/10W
1k R3202 2.1 :CHIP
1/10W 1k
:CHIP 1/10W R3194
:CHIP 2.2k
1/10W
220
Q3026 :CHIP
2SB709A
BUFFER
R3199
R3195
100 2.2k
R3203 1/10W
1/10W
1k :CHIP
:CHIP
1/10W
:CHIP
R3200
R3183 R3182
R3204 100
1k 1k
1k R3205 1/10W
1/10W
1/10W
1/10W 1k :CHIP
:CHIP :CHIP R3206
:CHIP 1/10W 1k
:CHIP Q3027
1/10W
R3176
R3197 2SB709A
220 :CHIP
100 BUFFER
1/10W
1/10W
:CHIP
:CHIP
C3132
0.116V
R3196
R3190
B:CHIP
2.2k 2.2k
1/10W 1/10W
R3192
:CHIP
:CHIP
2.2k C3138
1/10W 10
R3191 :CHIP 16V
2.2k :AL-CP
1/10W
:CHIP C3131
R3177
220 B:CHIP
1/10W
V1 YIN1
:CHIP
3.9 3.9
R3178 LV1 MUTE
220 4.2
D3049
1/10W Y1 VCC
DTZ10B
:CHIP 3.9
RV1 VOUT2
4.2
C1 ROUT2
4.3 IC3014
S2-1 YOUT2
CXA2089Q
0.1
INPUT SEL
S-1 LOUT2
4.4
R3188 R3179
V2 COUT2
2.2k 220
3.9
1/10W 1/10W
LV2 DC OUT
:CHIP :CHIP
4.2
Y2 SDA
3.9 5.0
R3189 RV2 SCL
2.2k 4.2 5.0
1/10W C2 ADR
:CHIP 4.3
R3181
1k
1/10W
:CHIP
C3135 C3134
0.1 0.1
16V 16V
B:CHIP B:CHIP
CN3003
30P
TO B( e )BOARD
CN1001
7 8 9
A5V
FB3004 FB3005
+5V
0uH
0uH C3091
47
6.3V
C3097 :AL-CP
47 IC3011
6.3V M52758FP
C3090
:AL-CP VIDEO SW 0.1
R3049
16V
C3096 680
B:CHIP
0.1 1/10W
JL74
VCC1(R) VCC2(R)
16V :CHIP
B:CHIP
C3076
IN1(R) OUT(R)
47 R3121
C3095
1.4 1.9 R3045 0 1/16W :CHIP
470 6.3V 47 JL75
0.1 VCC1(G) GND
:AL-CP 1/10W 16V
:CHIP
B:CHIP C3089
N.C. N.C.
0.1
R3048
16V JL76
IN1(G) N.C.
C3094 680
B:CHIP
1.4 1/10W
Q3014 C3077 0.1
VCC1(B) VCC2(G)
:CHIP
100 16V
6.3V B:CHIP JL77
IN1(B) OUT(G)
:AL-CP
1.4 1.9
R3044 C3088
IN1(H) GND
R3122 0.1
0 1/16W :CHIP
16V
47
R3126 IN1(V) VCC2(B)
B:CHIP
1/10W
47
:CHIP
1/10W
GND OUT(B)
R3043 R3047
:CHIP 1.9
C3078 680
0 1/16W :CHIP
IN2(R) GND
100 1/10W
1.8
6.3V
:CHIP
GND OUT(SONG) JL78
:AL-CP GND
IN2(G) VCC
TP14
1.8
R3127 C3087
N.C. N.C.
C3079 47 0.1
1/10W 16V
47
GND OUT(H)
6.3V :CHIP B:CHIP A5V
:AL-CP
R3119 IN2(B) OUT(V)
GND
470 1.9
R3128 R3129
1/10W IN2(H) GND
47 22k TP15
:CHIP
1/10W
1/10W
IN2(V) SW
:CHIP :CHIP
0
C3080
47
6.3V 4.9
Q3016 GND
:AL-CP
2SA1462 Q3017
B MUTE DTC144EE TP16
SW
H
TP12
A5V
V
TP13
FAN_DET
LPF
INPUT_SEL
FAN_FB
D3DET FAN_DRV
ab-21
ab-22
ab-23
ab-24
ab-25
+9V
0.1
16V
AUD 9V
L3004 L3005
10µH 10µH
C3133 C3136 C3137
0.1 100 22
16V 16V 16V
B:CHIP :AL-CP :AL-CP
SDA
R3207 D3005
220 TP10
MA3130WA
1/10W
:CHIP
ab-12
ab-13
R3208
220 TP11
1/10W
SCL
:CHIP
JL85
10
11 12
+12V
R3167
18k
1/10W
:CHIP
C3118
100
Q3022
16V
2SJ377-TE16L
C3113 R3166 :AL-CP
Q3023 FAN +B SW
0.1 10k
2SC1623-L5L6
16V 1/10W L3002 L3003
12.0
B:CHIP :CHIP CONTROL 12.0 150µH 150µH
R3148
D3039
R3163 R3161 10k
R3162
D3040 NSQ03A06
33k 1 1/10W
2.7k
1/10W :CHIP C3109
RD5.6SB 1/10W
:CHIP 100
:CHIP 1.2
12.0
16V
:AL-CP
C3110
FB3006
C3112 0.6
0.1 0.45UH
47 R3164
16V
16V 8.2k
B:CHIP
:AL-CP 1/10W
:CHIP
+13V
R3149
0 1.3
5 10
Q3024 IC3012(1/2)
7 1/10W
2SA1462 :CHIP NJM2903
6
R3165
0.2 0.6 C3114
CONTROL
100
A5V 2.4 0.1 8
IC3012(2/2)
1/10W
16V 2
NJM2903 :CHIP
B:CHIP 1
FAN +B DRIVE A5V A5V A5V 3 -0.2
-0.2
R3160 4
R3150
R3265 R3266
10
10k 10k
10k
1/10W
8 7 6 5 1/10W 1/10W 1/10W
:CHIP JL91
:CHIP JL92
:CHIP :CHIP
R3261 10 1/10W :CHIP
R3262 10 1/10W :CHIP
C3168
1 2 3 4 C3164
C3111 C3165
0.1
0.1 0.1 0.1
16V
16V 16V 16V
B:CHIP
B:CHIP
B:CHIP B:CHIP
IC3017
TC7W32FU
TUNER_V
TUNER_L
TUNER_R
ab-12
ab-13
ab-14
ab-15
INPUT TERMINAL,
VIDEO SW,FAN DRIVE
CN3008
CN3006
14P
14P
TO H1 BOARD
TO B( e )BOARD
CN4100
CN1002
15
13 14
CN3002
10P
1 GND
2 R/V
3 GND
4 G/Y
5 GND
6 B/U
7 GND
8 DSUB_H
9 GND
JL79
10 DSUB_V
JL80
IC3013
TO B(3/7)BOARD
BA12FP
+12V REG CN401
VCC OUT
GND
C3116 C3115
C3117 0.1 100
16V
0.1 16V
B:CHIP :AL-CP
16V
B:CHIP
CN3009
12P
JL87
JL88
1 FAN-DRV
2 FAN1
3 GND
4 FAN-DRV
5 FAN2
6 GND
7 FAN-DRV
JL89
8 FAN3
JL90
9 GND
10 NC
11 NC
12 NC
CN3005
8P
JL106 JL105
1 A13V
R3269
2 F.GND
0
JL107
1/16W
3 GND
:CHIP
JL108
4 GND
ab-2 5 AUDIO-12V
JL113
JL110 JL109
6 AUDIO GND
7 AUDIO GND
JL114
ab-3 8 AUDIO+12V
JL112 JL111
CN3001
11P
LP3005 LP3006
A5V
1 GND
JL93 2 GND
3 AN5V
4 AN5V
JL94
5 GND
JL95
ab-4 6 C_SIG
JL96 7 GND
ab-5 8 Y_SIG
9 GND
JL97
JL98
ab-6 10 VID_SIG
JL99
11 GND
TO B( a )BOARD
CN102
C3106
CN3004
10
6P
16V
JL100
:AL-CP
1 TUNER VID
C3107
JL103 2 GND
10 16V :AL-CP
3 TUNER L
JL101
4 GND
5 TUNER R
C3108 JL102
6 GND
10 16V :AL-CP
TO TU BOARD
JL104
CN6001
CN3010
3P
JL83
ab-10 1 HP_L
JL116
2 GND
JL84
JL115
ab-11 3 HP_R
TO H1 BOARD
CN4100
CN3012
4P
1 SDA
2 SCL
3 UD_BINT
4 GND
Q
TO UD BOARD
- a
CN7004
B-SS11403<UC.>-Q..-P1
KE-42TS2U(UC) 3-17