Sony KDS-70R2000 Service Manual page 51

A B C
AG.-SP-3(KDS-70R2000)
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
1
11V 11V_DET
CN8250
96P
BLK
R8250
GND C32
0
D3.3V
FAN_DRV FAN_DRV PS8250
B32
3.15A
D+3.3V
A32
R8251
GND C31 0
FAN_ERR B31 FAN_ERR FAN_CONT
2
FAN5 A31 FAN5_CONT_G
R8252 0
FAN3_CONT
FAN3 C30
0
R8253
FAN2_CONT
FAN2 B30
R8254 0 Q8250
FAN1_CONT
FAN1 A30 2SA1235TP-1EF
R8255
GND
C29 0 SUB_ON
FB8259
PANEL_FAN_CONT
B29 0uH
R8260
16.5V D8250
10k
GND
A29 UDZ-6.2B
PANEL_FAN_CONT R8261
+16.5V
C28 10k
1/16W
+16.5V B28
+16.5V A28
Q8251
GND C27 2SC1623-L5L6
3
FB8250
GND
B27 0uH
+B_OVP
+B_OVP A27
C8254
XX
GND C26
STBY5V
GND B26
STBY3.3V
STBY_+5V A26
GND
C25
GND B25
FB8251
R8256
GND 0uH
A25
10k
1/16W
AC_RLY AC_RLY
C24
Q8265
FB8252 0uH
PFC_DET B24 2SA1235TP-1EF
R8294 10k
4 REC_ON SUB_ON
A24
PFC_DET
FB8253
GND C23 R8295 R8296 R8257
0uH
XX 10k 0
GND B23
7V
GND
A23
+7V
C22
GND B22
GND A22
+7V C21
+7V
B21
+7V A21
+7V C20
5
+7V B20
+7V
A20
GND C19
GND B19
GND
A19
GND
C18
GND
B18
TO G BOARD
REC_STBY A18 REC_STBY
CN6902
FB8258
NC(11V_ATSC) C17
0UH
NC(11V_ATSC) B17
11V
NC(11V_ATSC) A17
6
+11V
C16
+11V
B16
+11V A16
+11V
C15
+11V
B15
+11V
A15
GND C14
GND B14
GND A14
NC C13
GND B13
7
JL8252
D+5V A13
GND
C12
9V
CHECK_33V
GND B12
A+9V
A12
NC
C11
NC
B11
NC A11
NC C10
NC
B10
NC
A10
8
NC C9
NC
B9
NC
A9
NC C8
NC B8
NC A8
NC
C7
NC B7
NC
A7
NC
C6
NC B6
9
NC A6
AU_GND C5
AU_GND B5
AU_GND A5
AU_GND C4
AU_GND
B4
AU_GND A4
AU_GND C3
SUB_ON
AUDIO_VCC
AU_GND
B3
AU_VCC
A3
AU_VCC C2
10
AU_VCC
B2
AU_VCC
A2
AU_VCC C1
AU_VCC B1
AU_VCC A1
11
D E F
Q8254
RSQ035P03TR
DC/DC CONVERTER
C8266
4 . 7
C8256
4 . 7
25V R8277
FB8255
XX
0uH
R8263
1k
C8263
1/16W R8265
33p
47k
50V
R8267
R8272 R8275
470k C8261
12k 15k
1/16W XX
R8270 R8273
R8264
22k
180k
10k
R8269 C8262
D8251
15k 470p
RB520S-30TE61 1/16W 50V
R8274 R8276 C8265 R8279
47k 10k 220p 4 . 7 k
R8268 C8259
XX 4 . 7
10V
FB8254
0uH
Q8252
RSS040P03FD5TB
DC/DC CONVERTER
R8271
XX
C8264
4 . 7
D8252
25V
EC31QS03L-TE12L
IC8250
TK11819MTL
DC/DC CONVERTER
TU33V
T1 Vin
L8250 GND OSC
22uH L8251
1.2mH
Vo DK
R8259
C8251
C8250
100
1000p 10
1/10W
50V
50V
C8257
R8266
1k
1/10W
R8258
0
C8252
C8253 R8262 C8255
10 0 . 1 4 . 7
100k
50V
50V 50V
1/10W
9V
11V IC8252
PQ200WNA1ZPH
VOLTAGE REGULATOR (9V)
R8303
1 2 3 4 5
XX
R8290
R8298
R8284 4 . 7 k
C8267 0
R8278
10k 1/16W
1
10k
1/16W
25V
1/16W R8291
C8279
120
47
1/16W
16V
R8292 9V
1k
1/16W
R8293
R8281 R8286
1k
XX
0
1/16W
R8304
0
C8271
XX
R8299
Q8255 XX
R8280
2SC1623-L5L6
0
Q8253
MUN2213T1
R8371 R8372 R8373
R8370 R8374
0 0 0 0
0
R8377 R8378
R8379 R8380 R8381
0 0 0 0
0
G H I
D3.3V
L8254 D8255
R8305
10uH PTZ-TE25-3.9B
0
CHECK_D3.3V
C8275 L8258
C8273
4 . 7 0uH
0.0022
25V
C8274 C8286 C8288
0.0022 100
XX
6.3V
D8253 R8287 R8288 R8289
15 15 15
RSX201L-30TE25
R8300 C8289
10k 68p
1/16W 50V
IC8251
C8277
BD9851EFV
1
2 CH SWITCHING REGULATOR
25V
R8297
XX
SEL1 GND
RT STB C8293
XX
R8307
R8301
CT 6 . 8 k
VCC 100k
1/16W
1/16W
C8291
MON2 1000p
VREF
50V
INV2
INV1
FB2
FB1
R8308 D8256
DTC2
SCP
470k RB520S-30TE61
PVCC2 DTC1
C8278
OUT2 PVCC1
1 R8309
C8283 R8302
25V 022 47k XX
25V 1/16W
C8268 PGNDOUT1
1
25V C8276
1
25V
FAN_DRV
TVM_FAN_DRV
11V
V5V
L8253
L8255
10uH
10uH
CHECK_V5V
C8269 C8272 R8306
0
0.0022 4 . 7
C8297
25V
C8270 D8254 C8280 C8284
1
1000p
0.0022 PTZ-TE25-6.2A 100 25V
50V
6.3V
R8282
R8283 R8285
15
15 15
D5V
V9V
L8256
10uH
L8252
C8281 C8285
22uH
100
1000p
50V 6.3V
TU5V
C8260
C8258
022 22
16V 16V
C8298
1
25V
L8257
10uH
022
16V
C8282 C8287
100
1000p
6.3V
50V
V9V
CHECK_V9V
L8259 R8312
10uH 0
C8295
C8294
47
XX
16V
A9V
L8260 R8311
10uH 0
C8290 C8292
XX 47
16V
R8386 R8242 R8243 R8244
R8376 R8384 R8385
R8375 0
0 0
0 0 0 0
0
R8382 R8383 R8389 R8388 R8387
0 0
0 0 0
- 51 -
J K L M
AG
2 / 7
CN8252
13P FAN
WHT
R8316
0
GND 1
CHIP
FAN4_PROT
FAN4_PROT 2
R8315 0
FAN4_POW
FAN4_POW
3
GND 4
R8318 0
FAN5_PROT
FAN5_PROT 5
R8317 0
FAN5_POW
FAN5_POW 6
TO FAN
CHASSIS_EX_FAN_POW
7
R8246 0
LAMP_EX_FAN_POW
LAMP_EX_FAN_POW 8
R8310
R8247 0
6 . 8 k LAMP_FAN_POW
LAMP_FAN_POW 9
1/16W
R8248 0
PANEL_FAN_POW 10 PANEL_FAN_POW V9V
R8249 0
GND 11
+B (9V) 12 EMI
FL8250
ATT G
ATT 13
XX
FB8256
C8296 XX
4 . 7
10V
STBY5V 11V
JL8271
R8314
XX
R8320
XX
Q8256
2SC1623-L5L6
R8322
10k
R8321
R8313
47k 1/16W
4 . 7 k
1/16W
1/16W
R8319
47k
1/16W
R8331
100
1/16W
IC8253
PQ200WNA1ZPH
FAN4-REG
VOLTAGE REGULATOR
FAN4_POW
R8327
18k
1/16W
D8257
MC2838-T112-1
1 2 3 4 5
FAN4_CONT
R8328
10k
1/16W
C8299 C8301
47
1
25V
25V
C8303 C8305
47 1
25V
25V
FAN5_POW
FAN4_CONT
IC8254
XX
R8329
D8258 XX
XX
1 2 3 4 5
FAN5_CONT
FAN5_CONT
C8300 C8302 R8330
XX
XX XX
FAN5_CONT_G
C8304
C8306
XX
XX
FAN_ERR
D3.3V
R8332 R8334
10k XX
1/16W
R8335
JL8274
0
C8307
C8308
R8390
10 1
XX
50V 16V
D8259
MC2838-T112-1
R8323
100k
R8245
1/16W
0
FAN
~ AG Board Schematic Diagram [ Audio MSP and Analog Micro ] Page 2/7 ~
KDS-70R2000
RM-ED006
N O
CN8251
XX
CHECK_33V
TU+33V 1
D+3.3V 2 CHECK_D3.3V
GND 3
CHECK_V5V
V+5V 4
V+9V 5 CHECK_V9V
GND
6
FAN_CONT
R8347
XX
R8397
0
FAN1_CONT
R8324
0
Q8260
XX
Q8257
R8394
XX
XX R8365 FAN1
XX
R8358 C8309
R8348 XX
XX X X
FAN2_CONT
R8346 R8398 0
0
Q8261
XX
Q8266
R8395
XX
FAN2
XX R8366
XX
R8359 C8310
X X
XX
FAN3_CONT
R8351 XX
R8393 R8399
0 0
Q8262
XX
Q8267
R8396
XX FAN3
XX R8369
XX
R8349
XX C8311
R8360
X X
XX
R8391
R8336
10K 0
Q8263
XX
Q8258
XX R8367 FAN4
R8338
XX
XX
R8361 C8312
R8350
XX XX X X
R8337 R8392
Q8264
XX R8363 XX
XX
XX
Q8259
FAN5
R8339 XX R8368
XX XX
R8362 C8313
D5V
XX XX
FB8257
DAC_I2C
0uH
IC8255
CXA1875AM-T4
5 CH D/A CONVERTER
R8352 10k
VCC SW1
R8340 22
R8353 10k
SCL_DAC
SCL SW0
R8341 22 R8354 10k
SDA_DAC FAN1
SDA DAC4
R8342 0 R8355 10k
FAN2
DAC3
SAD2
0 R8356 10k
R8343
FAN3
SAD1 DAC2
0 R8357 10k
R8344 FAN4
SAD0 DAC1
R8345
FAN5
10k
SW3 DAC0
R8364
XX
SW2 GND