Sony TRINITRON KV-27S42 Service Manual page 25

KV-27S42/27S46/27S66/29AL42/29AL42C/29AL66/29AL66C/
29SL42/29SL42C/29SL46/29XL42M
A BOARD LOCATION LIST
DIODE D306 I-11 D605 A-12 IC301 I-10 Q285
D001 H-6 D388 H-10 D606 C-13 IC302 J-7 Q286
D002 I-14 D403 H-12 D607 D-13 IC401 G-8 Q287
D003 K-14 D501 B-5 D608 A-10 IC402 G-13 Q288
D004 J-11 D502 E-4 D609 A-10 IC521 G-4 Q300
D005 K-14 D503 E-4 D610 C-11 IC541 F-4 Q302
D201 I-2 D520 C-6 D611 D-11 IC601 C-10 Q305
D202 I-2 D521 F-5 D612 D-14 IC602 F-10 Q306
D204 I-2 D522 G-6 D613 D-10 IC604 F-10 Q307
D205 K-3 D523 H-4 D614 D-10 TRANSISTOR Q308
D207 G-2 D541 F-4 D615 A-8 Q001 I-12 Q309
D208 G-8 D550 H-3 D617 B-8 Q080 I-15 Q310
D250 I-2 D551 H-3 D620 F-13 Q082 I-12 Q349
D251 I-2 D552 D-3 D630 C-8 Q083 I-12 Q350
D252 I-2 D561 D-3 D640 B-15 Q101 K-4 Q351
D253 J-2 D562 E-2 D650 D-10 Q170 K-5 Q352
D254 J-2 D571 D-4 IC Q200 G-1 Q353
D255 J-2 D572 G-3 IC001 J-13 Q201 G-1 Q354
D280 J-2 D573 G-3 IC002 J-14 Q203 G-8 Q355
D281 H-2 D574 G-4 IC003 K-14 Q280 H-3 Q356
D302 G-10 D581 G-3 IC004 H-15 Q281 H-3 Q357
D303 J-12 D602 C-14 IC010 K-9 Q282 H-3 Q358
D304 J-10 D603 D-13 IC202 G-2 Q283 H-2 Q359
D305 I-11 D604 D-13 IC203 I-4 Q284 G-2 Q360
A
[TUNING CONTROL, Y/C/J, DEFLECTION, TUNER/IF, AUDIO, MTS]
1 2 3 4 5 6 7
A
B
C
D
E
F
G
H
I
J
K
L
Schematic Diagrams
— 27 —
A board
857 2 A IC block and PWB.p65 1
G-2 Q361 I-6
J-3 Q390 H-10
J-4 Q391 H-10
J-4 Q501 D-6
H-10 Q502 B-6
J-9 Q521 H-4
H-9 Q522 G-6
I-11 Q550 H-3
I-11 Q555 G-9
I-11 Q571 E-3
I-11 Q601 D-13
I-11 Q602 E-12
H-6 Q603 E-13
H-8 Q604 F-13
I-7 Q605 F-12
I-7 Q607 F-13
H-8 Q610 F-13
I-7 Q630 B-15
I-6 Q650 H-8
H-6 CRYSTAL
H-6 X001 J-13
H-9 X301 J-9
H-9
J-8
NOTE:
Portions of the circuit marked as shown are high
voltage areas. Use care to prevent electric shocks
during inspection or repair.
8 9 10 11 12 13 14
— 28 —
A BOARD: IC402 CXA2021S A BOARD: IC203 MM1311AD
U
16 17 13 10 21 19 20
HPO HPI DET1 DET2 Vcc CH-L CL-L
AGC DET 1 AGC DET 2
MTV-V 31
L-IN V1-V 1
LOUT
22 TONE VCA 9
V2-V 7
V3-V 13
BASS VOL
PS
TRE BAL
ROUT V1-Y 3
1 TONE VCA 14
R-IN
V2-Y 9
Vcc/2 DAC BUS DEC
V1-C 5
V2-C 11
VRS GND PS CH-R CL-R BASS TRE BAL VOL SDA SCL
18 2 15 4 3 7 6 5 8 12 11
MTV-L
32
V1-L 2
V2-L
8
A BOARD: IC541 TDA8172
V3-L 14
OUTPUT
MTV-R 30
SUPPLY STAGE FLYBACK
VOLTAGE SUPPLY GENERATOR V1-R 4
2 6 3 V2-R 10
V3-R 15
FLYBACK
GENERATOR BIAS 26
INVERTING SCL 18
1
INPUT
SDA 17
POWER
5 OUTPUT
AMPLIFIER
NON-INVERTING
7
INPUT
THERMAL
PROTECTION
4
15
GND
A BOARD (*) MARK VARIANT LIST
KV-29XL42M
KV-29SL42C
REF NO. LOC. KV-27S42 KV-29SL42 KV-27S46 KV-29SL46
C216 C17 0.47MF 0.47MF 0.47MF 0.47MF
C217 C17 0.47MF 0.47MF 0.47MF 0.47MF
C250 B7 # # # #
C251 B7 # # # #
C252 B6 # # # #
C280 A7 # # # #
C281 A8 # # # #
C282 B8 # # # #
C370 F13 # # 0.01MF 0.01MF
C371 F13 # # 0.01MF 0.01MF
C372 F13 # # 0.01MF 0.01MF
C380 F13 0.01MF 0.01MF # #
C381 F13 0.01MF 0.01MF # #
C382 F13 0.01MF 0.01MF # #
C418 F9 10MF 10MF 10MF 10MF
C613 M3 680MF 250V 560MF 400V 680MF 250V 560MF 400V
C615 M6 0.0022MF 0.0047MF 0.0022MF 0.0047MF
C616 L4 # 0.022 400V # 0.022 400V
C617 L4 # 220p # 220p
C627 E2 # # # #
C699 M6 # 0.0047MF # 0.0047MF
CN150 B1 # # # #
CN151 E1 # # # #
CN152 F13 # # # #
CN251 A16 # # # #
CN253 A15 # # # #
CN301 H20 5P 5P 5P 5P
CN302 E20 # # 15P 15P
D002 J2 LNK0120022G LNK0120022G LNK0120022G LNK0120022G
D208 D17 MTZJ-T-77-10B MTZJ-T-77-10B MTZJ-T-77-10B MTZJ-T-77-10B MTZJ-T-77-10B
D280 B8 # # # #
D281 B8 # # # #
D403 E9 1SS133T-77 1SS133T-77 1SS133T-77 1SS133T-77
D609 L4 # RU-1P # RU-1P
IC004 J1 IC SBX1981-51 IC SBX1981-51 IC SBX1981-51 IC SBX1981-51
IC203 C6 MM1311AD MM1311AD MM1313AD MM1313AD
IC401 B18 TDA7057AQ TDA7057AQ TDA7057AQ TDA7057AQ
IC601 L5 IC SRTF6626 IC SRTF6656 IC SRTF6626 IC SRTF6656
J202 A11 # # 3P 3P
J204 A9 # # # #
PS201 F7 2A/90V 2A/90V 2A/90V 2A/90V
Q080 A7 # # # #
Q280 B7 # # # #
Q281 B7 # # # #
Q282 B7 # # # #
Q283 B8 # # # #
Q284 B9 # # # #
Q285 J14 # # # #
Q390 K14 # # # #
Q391 B17 # # # #
R020 J5 6.8K 6.8K 6.8K 6.8K
R021 J6 680 680 680 680
R022 J5 820 820 820 820
R023 J5 2.2K 2.2K 2.2K 2.2K
— 29 —
3/26/99, 3:16 PM
O C 6 3 A BOARD: IC301 CXA2133S
Vcc
28
6dB 25 V OUT
22 Y IN
27 Y OUT
6dB
20 C IN
–6dB
29 C OUT
6dB
24 L OUT
-6dB
23 R OUT
-6dB
BIAS
6 S1
12 S2
2
I C LOGIC
16 ADDRESS
19
MUTE
21
GND
KV-29XL42M
KV-29AL42 KV-29AL66 KV-29SL42C
KV-27S66 KV-29AL42C KV-29AL66C REF NO. LOC. KV-27S42 KV-29SL42
0.47MF # # R065 J2 0 0
0.47MF # # R080 F8 # #
1 # 1 R082 F8 # #
1 # 1 R083 I3 # #
0.47MF # 0.47MF R084 G8 # #
# # 470 25V R090 J4 10K 10K
# # 0.47MF R211 D17 100 1/6W 100 1/6W
# # 0.47MF R212 D18 4.7 1/4W 4.7 1/4W
0.01MF # 0.01MF R231 C17 2.2K 2.2K
0.01MF # 0.01MF R232 C16 10K 10K
0.01MF # 0.01MF R233 C16 10K 10K
# 0.01MF #
R236 C17 2.2K 2.2K
# 0.01MF # R255 E6 # #
# 0.01MF #
R278 C7 # #
10MF # #
R280 A6 # #
680MF 250V 560MF 400V 560 400V
R281 B6 # #
0.0022MF 0.0047MF 0.0047MF
R282 B6 # #
# 0.022 400V 0.022 400V
R283 E7 # #
# 220p 220p
R284 A6 # #
0.1MF # 0.1MF
R285 A6 # #
# 0.0047MF 0.0047MF
R286 B6 # #
15P # #
R287 B7 # #
# # 8P
R288 B7 # #
# # 6P
R289 B8 # #
# 7P 7P
R290 B8 # #
# 7P 7P
R291 B9 # #
5P 8P 8P R292 B9 # #
15P # 15P R293 B7 # #
LNK0120022G # # R294 B8 # #
MTZJ-T-77-2.2A MTZJ-T-77-2.2A R295 B9 # #
# # MTZJ-T-77-3.3 R390 J14 # #
# # MTZJ-T-77-3.3 R391 J14 # #
1SS133T-77 # # R392 K14 # #
# RU-1P RU-1P R394 G4 # #
IC SBX1981-51 # # R395 J14 # #
MM1313AD MM1311AD MM1313AD R400 E8 22K 22K
TDA7057AQ # # R407 D7 0 0
IC SRTF6626 IC SRTF6656 IC SRTF6656 R432 F9 8.2K 8.2K
3P # 3P R450 D16 # #
# # 3P R451 D16 # #
2A/90V # # R633 M3 390K 270K
# # 2SD601A R637 L3 # 100K
# # 2SB709A R638 M3 JW(5MM) 270K
# # 2SB709A R656 M6 33 56
# # 2SB709A
S001 J6 1-692-431-21 1-692-431-21
# # 2SD601A
S002 J5 1-692-431-21 1-692-431-21
# # 2SD601A
S003 J5 1-692-431-21 1-692-431-21
# # 2SD601A
S004 J5 1-692-431-21 1-692-431-21
# 2SD601A 2SD601A
S005 J6 1-692-431-21 1-692-431-21
# 2SD601A 2SD601A
S006 J4 1-692-431-21 1-692-431-21
6.8K # #
S007 J4 1-692-431-21 1-692-431-21
680 # #
T603 E6 1-433-806-11 1-433-807-11
820 # #
THP601 M9 # 1-803-540-11
2.2K # #
THP602 M9 1-809-539-11 #
KV-29AL42 KV-29AL66
KV-29SL46 KV-27S46 KV-27S66 KV-29AL42C KV-29AL66C
0 0 0 # #
# # # # 22K
# # # # 10K
# # # # 470
# # # # 10K
10K 10K 10K # #
100 1/6W 100 1/6W 100 1/6W # #
4.7 1/4W 4.7 1/4W 4.7 1/4W # #
2.2K 2.2K 2.2K # #
10K 10K 10K # #
10K 10K 10K # #
2.2K 2.2K 2.2K # #
# # # 75 75
# # 0 # 0
# # # # 100
# # # # 100
# # # # 100
0 0 0 # 0
# # # # 220
# # # # 4.7K
# # # # 4.7K
# # # # 4.7K
# # # # 4.7K
# # # # 68
# # # # 470K
# # # # 470K
# # # # 470K
# # # # 6.8K
# # # # 6.8K
# # # # 6.8K
# # # 1K 1K
# # # 10K 10K
# # # 1K 1K
# # # 220 220
# # # 1K 1K
22K 22K 22K # #
# # # 0 #
8.2K 8.2K 8.2K # #
# # # 0 0
# # # 0 0
390K 270K 390K 270K 270K
# 100K # 100K 100K
JW(5MM) 270K JW(5MM) 270K 270K
33 56 33 56 56
1-692-431-21 1-692-431-21 1-692-431-21 # #
1-692-431-21 1-692-431-21 1-692-431-21 # #
1-692-431-21 1-692-431-21 1-692-431-21 # #
1-692-431-21 1-692-431-21 1-692-431-21 # #
1-692-431-21 1-692-431-21 1-692-431-21 # #
1-692-431-21 1-692-431-21 1-692-431-21 # #
1-692-431-21 1-692-431-21 1-692-431-21 # #
1-433-806-11 1-433-807-11 1-433-806-11 1-433-807-11 1-433-807-11
# 1-803-540-11 # 1-803-540-11 1-803-540-11
1-809-539-11 # 1-809-539-11 # #
#: NOT MOUNTED
— 30 —