Sony KE-42TS2U Service Manual page 34

1 3
2
Q3008
A 2SC2412K-T-146
R3078
2.2k
1/10W
:CHIP
4.9
J3006 Q3006
DTC144EKA-T146
JL44
CONTROL S OUT
R3074
0
1k
D3024
1/16W
DTZ10B :CHIP
JL46
R3077
D3026
100
B J3007
MA113
1/10W
JL45 :CHIP RECT
CONTROL S IN
R3075
1k
D3025 1/10W
:CHIP
DTZ10B
J3004
JL47
L
D3022
R3061 C3044
COMPONENT 10
220k DTZ10B
AUDIO
16V
VIDEO IN1 1/10W
JL48 :CHIP :AL-CP
R
R3060
C C3043
D3021
220k 10
JL51
1/10W DTZ10B
16V
J3002 :CHIP
:AL-CP
JL52
JL49
L
R3059
C3042
COMPONENT 220k
10
1/10W D3020
VIDEO IN2 AUDIO
16V
:CHIP DTZ10B
:AL-CP
/ RGB IN
JL50
R
R3058 C3041
JL53 220k 10 D3019
16V
1/10W DTZ10B
:CHIP :AL-CP
JL54
AMUTE
D
ab-12
ab-13
ab-24
R3066
ab-25
10
1/16W
:CHIP
AUD 9V
C3047
L3001 0.01
10µH 25V
:CHIP B:CHIP
E
C3045
100
16V
:AL-CP
C3046
22
16V
:AL-CP
R3212
0
1/16W
:CHIP
D3055
MA113
RECT
F
R3213
R3214 C3146
0
12k 100
1/16W Q3029
1/10W 16V
:CHIP
2SB709A
:CHIP :AL-CP
D3056
Q3028
MA111TX
DTC144EE
R3215 D3057
ab-20
C3141 22k DAP222
10 1/10W MUTE
+9V
16V :CHIP
:AL-CP
R3216
1M C3142
1/10W R3228 10
R3217
J3008 1k :CHIP 3.3k 16V D3062
1/10W 1/10W :AL-CP DTZ10B
JL57 -0.5 :CHIP
:CHIP
G
-1.0
R3230
Q3032
D3058 10k
R3221
2SC1623-L5L6 1/10W
DTZ10B
-0.5 2.2k 1/10W:CHIP
:CHIP
R3218 -0.9
R3229
JL58
1k 3.3k
C3143
1/10W 1/10W
10
:CHIP
JL59 :CHIP
D3059 D3060 16V
DTZ10B DTZ10B :AL-CP
Q3033
R3222
2SC1623-L5L6 2.2k D3063
JL60
DTZ10B
D3061 1/10W R3231
DTZ10B :CHIP
10k
1/10W
:CHIP
H
8 7 6 5
C3147
100
16V
:AL-CP
IC3015
NJM4558E
HP AMP
1 2 3 4
I
• Divided circuit diagram
One sheet of B and Q boards are circuit diagram is divided into three sheets,
each having the code B-a to B-c. For example, the destination
J
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
ab-15
C3051 C3052
4.9 0.1 100
16V 16V
B:CHIP :AL-CP
4.3
ab-14
ab-10
ab-11
C3156
R3079
2.2k
1/10W Q3007 :AL-CP
:CHIP
DTA144EKA-T146
4.9
4.8
C3155
ab-18
100
R3076 16V
1k :AL-CP C3157
-1.8 1/10W 100
C3163
:CHIP 16V
10
:AL-CP
16V
B:CHIP
AN+12V
R3064
2.2k TO 2/2
1/10W
:CHIP R3232
0
1/16W
:CHIP
D3065
MA113
R3063
2.2k R3233
1/10W R3234 0 C3148
:CHIP 33k 1/16W 100
1/10W :CHIP 16V
:CHIP :AL-CP
D3066 Q3035
MA111TX 2SB709A
Q3034
R3062
2.2k
DTC144EE
1/10W
:CHIP
R3235 D3064
22k DAP222
1/10W MUTE
:CHIP
R3065
2.2k
1/10W
C3149
:CHIP
10
16V R3237
:AL-CP 1M
1/10W
:CHIP
R3067
10
1/16W
IC3006
:CHIP
TEA6422DT
AUDIO SW
28 27 26 25 24 23 22 21 20 19 18 17 16 15
1 2 3 4 5 6 7 8 9 10 11 12 13 14
JL56
JL55
C2065
C2052
1
1
16V IC2000
16V
B:CHIP TA8776N
B:CHIP
R2024
18k
1/16W
:RN-CP
R2025
+9V
18k
R2026
1/16W
43k
:RN-CP 1/16W
:RN-CP
R2027
R2021 43k
10k 1/16W
Q2005
R2019 1/10W :RN-CP
:CHIP DTA144EE
10k
1/10W
Q2004
:CHIP
DTA144EE
R2020 Q2006
C2066 10k
DTC144EE
1/10W
100
:CHIP
16V
:AL-CP
R2036 C2063
0 0.22
1/16W 10V
:CHIP MODE1 4.2 B:CHIP
C2068
0 L IN
10
4.2
C2057 MODE2
16V
0.01 R IN
:AL-CP 0.1
4.5
25V V+
FIL1_OUT
B:CHIP
4.4
VREF
C2062
R2030
4.5 FIL1_IN1 0.0047
1.8k 1/10W :CHIP 4.5
C2067 FIL2_OUT B:CHIP
100 4.5 FIL1_IN2
C2058 R2034
4.4
16V C2061 R2028 FIL2_IN
0.01 51k
:AL-CP 0.0047 1M FIL1_IN3
25V 1/10W 4.5
4.4
B:CHIP 1/10W FIL2_IN2
R2035 B:CHIP :CHIP
L OUT
:CHIP 4.4
1.5k
R2031 GND 4.5
1/10W
150k R OUT
:CHIP
R2033 R2032 R2029 1/10W
33k 1M :CHIP
75k
C2060 1/10W 1/10W
1/10W
IC2003
0.0047 :CHIP :CHIP :CHIP
B:CHIP NJM2188M
7 8 9
Q3037
2SC1623-L5L6
R3245
4.7k
1/10W
:CHIP
IC3010 C3159 R3254
100 TDA2822D 100 R3253 100
16V 16V 10k 1/10W
HP AMP
:AL-CP R3250 C3161 R3251 1/10W :CHIP
10k
10k 1 :CHIP
1/10W
1/10W 16V
:CHIP B:CHIP :CHIP R3255
4.0
0.5
C3160 100
4.7 1/10W
0
35V :CHIP
IC3016
:AL-CP
4.1
0 C3162 R3252 NJM4558E
1 R3247 10k HP AMP
0.5
16V 4.7k 1/10W
B:CHIP 1/10W :CHIP
R3246 C3158 :CHIP
4.7k 100 R3248
1/10W 16V R3249 4.7k
:CHIP :AL-CP 10k 1/10W
1/10W :CHIP 8 7 6
:CHIP
C3150
100
16V
:AL-CP
C3069 C3070
1 2 3
1 1
16V 16V
B:CHIP B:CHIP
AUD 9V
L3007
10µH
C3151
+9V
0.047
16V
B:CHIP
C3172 R3238
R3271
10k
1 56k
16V 1/16W
1/16W
B:CHIP :RN-CP
Q2001 :CHIP
R2001
DTC144EE
100 R3272
1/10W R3239
39k
:CHIP 10k
1/16W
1/16W
:CHIP C2027
A5V 100p :RN-CP
CH:CHIP
R2000 R2009
100 10k
1/10W 1/10W
:CHIP :CHIP
R2012
C2021 12k C2031
4700p :RN-CP 0.1 IC2002
B:CHIP 16V TDA7480
B:CHIP
AUDIO OUT
10 9 8 7 6 5 4 3
C2007 C2014
10 10
16V 16V
:AL-CP :AL-CP
C2018
0.33
16V
11 12 13 14 15 16 17 18 19 20
B:CHIP
C2006
3.3 C2008
560p
:AL-CP C2023
CH:CHIP 1000p
25V
CH:CHIP
C3100
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 0.1
B:CHIP
C3169 C2025
10 0.1
C2029
16V B:CHIP
1000
C2033
B:CHIP
16V 0.1 16V B:CHIP
C2017
100
16V
:AL-CP
R2010
C2026 R2015
33k
100p 10k
1/10W
CH:CHIP 1/10W
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
:CHIP
:CHIP
C2012
C2000
10
0.039
C2015
16V
25V 10 R2011
C2005 :AL-CP C2020
C2030
B:CHIP 0.039 16V 12k
4700p
0.1
25V :AL-CP :RN-CP
C2013 B:CHIP 16V
TDA7480
C2001 B:CHIP C2010 C2011 10 C2016 C3170
B:CHIP
C2003 AUDIO OUT
0.01 1 1 16V 100 10
0.039
25V 16V 16V :AL-CP 16V 16V
25V
B:CHIP B:CHIP B:CHIP :AL-CP B:CHIP
B:CHIP
TP18 C2002
10 9 8 7 6 5 4 3
1 JL62
JL61
L 16V
R2004
B:CHIP 390k
1/10W
C2004 :CHIP
TP19
R2002 R2003 1
R
100k 100k 16V
B:CHIP
1/10W 1/10W
:CHIP :CHIP
R2018 11 12 13 14 15 16 17 18 19 20
0
C2019
1/16W
0.33
:CHIP
16V
B:CHIP
R2008 C2022
C3101
C2059
470 1000p
0.1
0.01
1/16W 25V
B:CHIP
25V :CHIP CH:CHIP
B:CHIP
C2032
C2024 C2028
0.1
0.1 1000
16V
B:CHIP 16V
C2064 R2005 B:CHIP
0.22 2.2k R2007
10V 1/16W 470 R2006
2.2k
B:CHIP :CHIP 1/16W
1/16W
:CHIP
:CHIP
C2075 R2076
22 22
6.3V 6.3V
10
11 12
C3033 C3035 C3036 R3050
0.1 0.1 0.1 0
16V 16V 16V
:CHIP
B:CHIP
Q3038
2SC1623-L5L6
R3244
C3154 R3242
1k
10 3.3k
Q3036
1/10W 1/10W
16V
2SC1623-L5L6 :CHIP
:AL-CP :CHIP
ab-1
R3241
10k
1/10W D3034
DTZ10B
5 :CHIP
R3243
2.2k Q3039
D3035
1/10W DTC144EE
:CHIP DTZ10B
D3067
DTZ10B
C3153
4 0.047
16V
B:CHIP
R3240
10k
1/16W
:RN-CP
C3152
0.022
25V
B:CHIP
ab-16
AN+12V
L3006
10µH
:CHIP
IC3008
AUD 9V C3050
TA78M09F ab-17
0.01
9V REG
25V JL25
8.9 B:CHIP
O I
C3055
G
220 12.0 C3049
16V 22
:AL-CP 16V
LOUT
:AL-CP
C3054
TP20 CN3007
0.01 L2001 4P
25V
65µH
B:CHIP
JL26
1 L_SP(+)
C2041 ROUT
2 L_SP(-)
560p C2043
TP21
CH:CHIP 0.47
3 R_SP(-)
B:CHIP
2 1 C2037
4 R_SP(+)
1000
R2014
16V
150 C2044
1/10W 0.47 JL28
:CHIP B:CHIP
C2036
JL29
0.1
16V
B:CHIP
C2040
0.1
16V -12V
B:CHIP
ab-2
ab-3
C2073 +12V
C2074
0.1
0.1
B:CHIP
B:CHIP A5V
JL27
R2016
LP3001
10k
1/10W
:CHIP
LP3002
C2070
0.1
Q2003 16V
B:CHIP
DTC144EE
LP3003
IC2001 L2000
65µH
LP3004
C2039
C2035 560p
1000 CH:CHIP
16V
2 1
R2013
150 C2049 C2051
0.47 0.47
1/10W
LP3007
B:CHIP B:CHIP
:CHIP
C2034
0.1 LP3008
16V
B:CHIP
+12V
C2038
0.1
16V
B:CHIP
C2071
0.1
B:CHIP
C2072
0.1
B:CHIP
Q
- b
INPUT TERMINAL,
VIDEO SW,FAN DRIVE
B-SS11403<UC.>-Q..-P2
15
13 14
SPEAKER
KE-42TS2U(UC) 3-18