Sony TRINITRON PVM-14L5 Service Manual page 133

B
( SIGNAL SELECT )
(3/5)
RGB MATRIX
IC55
BUFF
6
2/5 COMP SYNC
Q54,56
1
BUFF
7
2/5 CAPTION Y
Q55
5
2/5,5/5 SDI SW
5/5 CAP L1/L2
5/5 CAP C/T
5/5 CAP ON/OFF
2/5 H BLK
2/5 CLP
2/5 H BLK
2/5 V BLK
4/5 4:3 MARKER
4/5 R OSD
4/5 G OSD
4/5 B OSD
4/5 YS OSD
CN2001(2/2)
AFC 8
V BLK W
13
G
D BOARD
CN2504
ABL
6
AFC UNLOCK 9
PVM-14L5/20L5/D14L5A/D20L5A
IC1451(1/3)
2/5 R 1 R AMP CLAMP
3
Q1451,1452 Q1453
16
2/5 RC
2
IC1452(1/2)
CLAMP
3 1
2/5 R LEV
IC1451(2/3)
2/5 G 14 G AMP CLAMP
5
Q1251,1252 Q1253
GC 11
2/5
12
IC1252(1/2)
CLAMP1
1 3
2/5 G LEV
IC1451(3/3)
2/5 B 9 B AMP CLAMP
6
Q1351,1352 Q1353
BC 8
2/5
7 IC1352(1/2)
CLAMP1
1 3
RGB SW
2/5 B LEV
IC51
CAPTION DECODER
IC53
IC52
13
IC54
11 CV1 R 5 11
12 6
7 6
5 7
5
IC52
10
G
6 8
9 10
9 10
11 9
11
IC52
18 L1/L2 5
B
7 6
17 C/T 13
4
12 13
1 ON/OFF 14 12
14
IC52
2 RESET
2
BOX 3
3
8 HP 1 3
4 3
2 4
2
1
1
AFC
IC202
DF
9 15
BLK
2/5,5/5
B (3/5) B (3/5)
IC2001
IC1452(2/2) IC1453(3/3)
IC1453(2/3) RGB MATRIX
CLAMP
5 7 12
R BUFF
2 14 10 R IN
Q1456
15 13
1
11
10
IC1453(1/3)
5
4
3
R GAIN
44 R DRV
9 R BIAS
38 R C/O
BUFF
Q1454,1455
IC1252(2/2)
IC1253(3/3)
IC1253(2/3)
CLAMP
5 7 12
G BUFF
2 14 11 G IN
Q1256
15 13
1
11
10
IC1253(1/3)
5
4
3
G GAIN
32
G DRV
9 G BIAS
33 G C/O
BUFF
Q1254,1255
IC1353(3/3)
IC1352(2/2)
IC1353(2/3)
CLAMP
5 7 12
B BUFF
2 14 12 B IN
Q1356
15 13
1 Y IN
3
11
10
IC1353(1/3)
5
4
B GAIN
3 26 B DRV
B BIAS
B C/O
9 27
BUFF
Q1354,1355
+12V
D2003
SW
21 MUTE
Q2001
24 CLP1
CLP2
23
Q57 20 HP
18 VP
46 PIC
7 BRT CNT
2/5,4/5
D2001
D2006
IC3
R GAIN
D/A
12
CONV
13
R BIAS
2/5,4/5 SDA 3 14
2/5,4/5 SCL 2 15
CONT
4
SUB CONT
5
BRT
6
SUB BRT
7
IC4
G GAIN
D/A
4
CONV
5
G BIAS
3 6
2
7
B GAIN
12
13
B BIAS
14
15
SW PIC ABL
16:9 SW
Q2007 Q2006
BRT ABL
Q2005
8-5 8-5
BUFF BUFF BUFF AMP BUFF
R OUT
41
Q2401 Q2402,2404 Q2405 Q2406-2408 Q2409
CLAMP
Q2403
BUFF BUFF BUFF AMP BUFF
G OUT 36
Q2201 Q2202,2204 Q2205 Q2206-2208 Q2209
CLAMP
Q2203
BUFF BUFF BUFF AMP BUFF
B OUT 30
Q2301 Q2302,2304 Q2305 Q2306-2308 Q2309
CLAMP
Q2303
IK BUFF
IK 25
Q2003
IK MASK
Q2002,2004
V BLK 22
ACP R BUFF
Q2410
ACP G BUFF
Q2210
ACP B BUFF
Q2310
YS 16
H BLK1 2/5,4/5
RGB SW
CN2401
2 R OUT
4 G OUT
H
6 B OUT
C BOARD
CN702
10 IK RTN
1 VP
CN108
34
R A/D AUTO CHROMA
I
33 G A/D AUTO CHROMA
M BOARD
CN101
32 B A/D AUTO CHROMA
CN107
37
B/O
38 MUTE
J
M BOARD
32
AFC UNLOCK
CN1102
33
RGB SW