Circuit Board Location - Sony TRINITRON KV-27S42 Service Manual

KV-27S42/27S46/27S66/29AL42/29AL42C/29AL66/
29AL66C/29SL42/29SL42C/29SL46/29XL42M
P
[P in P]
(KV-27S46/29AL42/29AL42C/29AL66/29AL66C ONLY)
COMPONENT SIDE CONDUCTOR SIDE
P BOARD WAVEFORMS
1 2 3 4
0.7 Vp-p (H) 4.3 Vp-p (H) 1.6 Vp-p (H) 8.9 Vp-p (V)
P BOARD SCHEMATIC DIAGRAM
— 35 —
A board K P
boards
857 4 P and K boards.p65 1
P BOARD TRANSISTOR
VOLTAGE LIST
B C E
Q3304 2.3 GND 2.9
Q3305 3.0 GND 3.7
Q3306 3.0 GND 3.7
Q3309 0.7 0.0 GND
Q3310 0.3 8.9 1.8
Q3311 3.9 7.4 3.3
Q3312 8.2 0.1 8.9
Q3313 0.2 3.3 GND
Q3314 3.1 0.6 GND
All voltages are in V
P BOARD IC VOLTAGE LIST
IC3301 22 0.8
pin volt 23 0.7
1 0.0 24 3.3
2 0.0 25 3.3
3 4.9 26 1.5
4 4.9 27 1.5
5 3.3 28 2.0
6 NC 29 0.4
7 0.0 30 0.5
8 0.0 31 GND
9 NC 32 0.6
10 NC 33 0.0
11 0.0 34 GND
12 0.0 35 3.0
13 3.3 36 1.2
14 3.3 37 2.9
15 3.3 38 1.3
16 0.0 39 2.3
17 0.0 40 3.3
18 0.4 41 1.2
19 GND 42 GND
20 0.5
21 1.5
All voltages are in V
— 36—
K
[SECOND TUNER, AUDIO AMP]
(KV-27S66/29AL42/29AL42C/29AL66/29AL66C ONLY)
K BOARD SCHEMATIC DIAGRAM
HT
[CNTL]
(KV-29AL42/29AL42C/29AL66/29AL66C ONLY)
— 37 —
3/29/99, 4:21 PM
K BOARD (*) MARK VARIANT LIST K BOARD IC
VOLTAGE LIST
KV29AL42 KV-29AL66
IC1400
REF. NO. KV-27S66 KV-29AL42C KV-29AL66C
C1401 # 0.47MF 0.22MF pin volt
C1402 # 0.47MF 0.22MF 1 0.0
C1403 # 2200MF 2200MF 2 GND
C1404 # 2200MF 2200MF 3 0.0
C1452 # 0.0033MF 0.0033MF 4 0.0
C1453 # 0.0033MF 0.0033MF 5 GND
6 0.0
CN1001 15P # #
CN1003 # 8P 8P 7 16.9
CN1004 # # 6P 8 0.0
CN1402 # 7P 7P 9 0.0
IC1400 # TDA1519 TDA1519 IC1401
IC1401 # TDA1519 TDA1519 pin volt
R1452 # 10K 8.2K 1 0.0
R1453 # 10K 8.2K 2 GND
TU1002 FSS BTF-FA401 # FSS BTF-FA401 3 0.0
4 0.0
#: NOT MOUNTED
5 GND
6 0.0
7 16.9
8 0.0
9 0.0
All voltages are in V
K BOARD WAVEFORMS
1 2
2.2 Vp-p (H) 1.3 Vp-p (H)
K BOARD TRANSISTOR
VOLTAGE LIST
B C E
Q1001 7.0 8.9 6.4
Q1002 5.1 0.0 5.1
Q1003 4.4 5.0 5.1
Q1004 4.5 GND 5.2
Q1006 4.5 5.1 5.1
Q1400 0.7 0.0 GND
All voltages are in V
HT BOARD SCHEMATIC DIAGRAM
— 38—