Sony FDL-PT222 - Watchman Lcd Color Tv, Service Manual

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1
A
B
C
D
E
2
9 8 7 6 5 4 3
– 17 –
– 18 –
< Conductor Side >
< Component Side >
ELECTRONIC TUNRTR, VIF, SIF
[ ]
– T1 Board –
T1
DIODE
*
D001 B-7
8
D002 B-2
7
IC
IC001 C-2
IC201 B-6
TRANSISTOR
*
Q001 D-8 1
Q002 D-8
!•
Q003 B-8
1
Q004 B-8
1
Q007 B-2
2
Q010 D-10
Q011 D-7
!¶
Q012 D-7
1
Q201 D-6
2
Q202 B-3
1
Q203 D-4
1
VARIABLE
RESISTOR
RV001 B-3
RV002 B-3
RV004 B-3
RV201 B-3
T1 BOARD
Pin Volt Pin Volt Pin Volt
IC001 1 2.7
2 0
3 0.3
4 0.5
5 2.5
6 2.5
7 2.5
8 4.3
9 -
10 0.7
11 2.5
12 0
13 0.3
14 0.0
15 3.7
16 -
17 -
18 0
19 2.2
20 2.2
21 2.9
22 0.8
23 2.1
24 2.1
25 -
26 1.7
27 3.8
28 0
29 GND
30
0
31 0
32 0
IC201 1 3.4
2 3.4
3 1.6
4 3.3
5 4.2
6 3.4
7 3.4
8 GND
9 4.3
10 1.6
11 1.6
12 GND
13
1.8
14 3.5
15 2.1
16 1.5
17 2.4
18 2.0
19 1.9
20 1.9
21 3.4
22 3.4
23 0.4
24 1.7
T1 BOARD IC VOLTAGE LIST
B C E
Q003 0 3.7 GND
Q004 3.7 0.7 4.3
Q007 2.6 0.5 4.3
Q201 1.0 4.2 0.3
Q202 1.9 GND 2.6
Q203 0 3.5 GND
T1 BOARD TRANSISTOR VOLTAGE LIST
1 2 3 4 5 6
Q002 0 1.7 2.2 29.5 1.7 2.2