Schematic Diagram Of B Boards - Sony TRINITRON KV-XA25M60 Service Manual

(3) Schematic Diagram of B Board
1 2 3
A CN1400
9P
C1461
WHT
C1460 1
R1411
:S-MICRO 470p 16V
47k
AUDIO(R)
CH:CHIP F:CHIP
:CHIP
R IN 1
C1462
R1409
1 R1412
GND 2
220k
47k
16V
:CHIP
-2 -2
L IN 3 F:CHIP :CHIP
GND 4 C1459
R1410 D1416
470p
220k UDZS-TE17-9.1B
Y IN 5 CH:CHIP
:CHIP
-2 -2 PROTECTION DIODE
B
6
GND
-2 JR1404
A
B
#
CV IN 7
S
S IN
8
C IN
9
RSP
TO H BOARD
CN3904
C
D
R3241
68k
:CHIP
C3223
0.022
B:CHIP
C3220
0.022
R3224
B:CHIP
R3240
150k
22k
:CHIP
:CHIP
LSP
E
4 3 2
R3263
68k 5 6 7
C3221
:CHIP
F 0.022
B:CHIP
R3238
R3262 C3227
10k
150k
2.2 :CHIP
C3222
R3242 :CHIP
16V
0.022 C3226
22k
F:CHIP
B:CHIP
:CHIP
R3239
R6260 10k
:CHIP
*
R6256
D6205
*
CN6204 *
6P RECTIFY
G
WHT
:S-MICRO
1
LPH
L SP 2
AUDIO GND 3
R6233 C6242
4
AUDIO GND
#
#
R SP 5
R6245
RPH 6
4.7k
:CHIP
H
TO H BOARD L
CN3902
I
J
– 81 –
KV-XA25M60/XA25M63/XA25N90
RM-954
4 5 6
D1415
UDZS-TE17-9.1B
PROTECTION DIODE R
AUDIO(L)
-2
L
-2 C3202
Y Q3201
Y *
*
CV
CV
VOLUME
D3201
S
R3202
*
*
C
C RECTIFY R3203
*
R3201
R3207 R3200 C3245 S R3204
*
* *
C3244 *
*
R3235
*
C3247
*
C3246
C6222 R3236
*
2.2 C3200 *
16V #
R3276
F:CHIP
*
R3246
R3237
* C3248
*
*
9V
R3245
8 7 6 5
*
IC3204
*
R3220
C3204
BASS BOOST
*
#
C3251
C6220 R3223 *
1 2 3 4
2.2 *
R3253
16V
F:CHIP *
R3251
C3252
R3252
C3255 *
* C3205
R3275 C3256 *
*
#
* *
9V
Q3204 R3258
C3257 D3203
R3254
*
* * *
*
S
VOLUME
RECTIFY
C3239
*
C3238 R3256 R3257
R3255
*
* *
*
C3224
2.2 9V 9V
1
16V
F:CHIP
Q6206 R6251
R6268
IC3202
* * *
Q6202
UPC4558G2
MUTING
LOW CUT *
8
FILTER MUTING R6263
*
C6201
* C6216
C3225 R6248
0.1 # *
25V
R6253
10 R6262
F:CHIP
* R6257
*
Q6207
R6250 *
* *
VOLUME
C6214
R6249
#
*
R6252 S
C6215
*
* R6205
R6207
* C6221
*
C6253 *
*
C6211 R6258 PRE-GND
RIPPLE
330 *
10V FILTER
C6210 R6254
*
330
10V
C6244
C6200
2200P
0
B:CHIP D6211
:CHIP
*
R6202 PROTECTION
4.7k
:CHIP
L OUT
Q6203
*
C6241
MUTE VCC
10
PW-GND
C6217
0.1
R OUT
25V
B:CHIP
KV-XA25M60/XA25M63/XA25N90
RM-914 RM-954 RM-914
7 8 9
R/L/Y/S/C/CV
C3243 R3206
* *
9V
Q3202
*
INDUCTOR
R3205
*
*
C3249
2.2
16V
R
C3250
9V
*
IC3203
NJU4066BM-T2
TRUSURROIND
R3222
* 9V
R3221
*
9V
C3253
*
16V
L
C3254
2.2
F:CHIP
R3234
*
C3258
*
9V
Q3203
2SC2712-YG
INDICATOR
R3259 R3233 C3213
100
* *
9V 25V
R6220
#
C3214
0.1
B:CHIP
C6251
*
C3217
100
25V
-2
D6210
C6252
DA204K
*
9V
9V
9V
IC6200
9V
TA8200AH
AUDIO AMP
C6212
47
C6209 C6205
25V 0.1 0.1
:PT :PT
C6223
1
R6259
9V
R6255
4.7
4.7
:CHIP :CHIP 9V
L1315
D6202
# D6201 :FLR50
#
TO 3/4
10 11 12
C3265
4.7
10V
F:CHIP
R3208
1.8k
R3209
:CHIP
2.2k :CHIP
R3211
2.2k
AUDIO (L)
AUDIO (R)
:CHIP
C3234
R3210 1.8k :CHIP
4.7
AUDIO (L) 10V
F:CHIP
L IN VCC
L OUT LSW
R3212 R3213
1.5k
1.5k
:CHIP
:CHIP
R OUT
R IN
RSW
CENTER
SW
GND
C3281
C3209
C3211
100p 0.22
C3210
C3208 0.22
CH:CHIP 16V
0.0047
0.01
B:CHIP 16V
B:CHIP
B:CHIP
B:CHIP
16 15 14 13 12 11 10 9
C3280
100p
CH:CHIP
IC3201
NJM2188-TE2
TRU SURROUND
1 2 3 4 5 6 7 8
9V
R3215
82K
R3216
2.2M
:CHIP R3217
C3215
33k
10
:CHIP
R3226
C3216
82k
10
:CHIP
R3218
56k C3230
:CHIP 0.0047
B:CHIP
C3219 R3225
0.01 1.5k
:CHIP
B:CHIP R3230
9V
9V
9V 100
:CHIP
R3229
100
:CHIP
16 15 14 13 12
L3202
:FLR50 IC3205
CXA1315M
MID THRO
C3201
10
R3231 1 2 3 4 5
10k
C3203
:CHIP
0.1
B:CHIP
R3232
10k
:CHIP
9V 9V 9V
9V
R1364
R1363 R1397
L1313 R1370
47k 680
C1331 220
470
:CHIP
# :CHIP :CHIP
-2 -2 -2
:CHIP
C1305
C1330
10 0.1
25V
F:CHIP
( AUDIO PROCESSOR,AUDIO AMP,SUB TUNER,
AV IN/OUT, VM DRIVER
– 82 –
13 14 15
JOINT B1
JOINT B2
JOINT B3
JOINT B4
JOINT B5
JOINT B6
TO 2/4
JOINT B7
JOINT B8
JOINT B9
JOINT B10
JOINT B11
JOINT B12
11 10 9
6 7 8
9V
JOINT B13
L1317
C1312
C1333
47
0.1
25V 16V
-2 -2
F:CHIP
1/4
B-SSS10832-WB.-B..1/4