Panasonic PT-60LCX64-K Service Manual page 195

IC2503 DETAIL BLOCK DIAGRAM
1
2
3
4 GND
5
6 LAMP ON(H)/OFF(L)
7 FAN1 SPEED CONTROL
8 GND
9
10
11
12
13 VCC
14 GND
LVDS TO TTL
PARALLEL
15 CONVERTER
16
17
18
19
20
21 GND
PLL
22 GND
23 VCC
24 GND
25 POWER DOWN(L)
26
27 V-SYNC
28 GND H-SYNC
IC2504 DETAIL BLOCK DIAGRAM
CONTROL
1
VCC 56
2
55
3
54
4
53
5
GND 52
6
51
7
50
8
49
9
VCC 48
10 GND
47
46
45
CHECKING POINT OF IC2505
GND 44
Pin Name Voltage Check Point
43
B8 RIN2 0.6
C8 RIN3 1.4 R2527
42 A7 RIN4 0.7 (LOWER)
B7 RIN5 0.5
C7 RIN6 0.4
41
A6 RIN7 0.6 R2528
B6 RIN8 0.8 (LOWER)
VCC 40 A5 RIN9 1.0
B12 GIN2 0.7
A12 GIN3 1.4 R2525
39
C11 GIN4 0.6 (LOWER)
B11 GIN5 0.7
38 A11 GIN6 0.5
C10 GIN7 0.7 R2526
(LOWER)
B10 GIN8 0.8
37
A10 GIN9 1.0
C16 BIN2 0.6
GND 36 B16 BIN3 0.8 R2514
A16 BIN4 1.7 (RIGHT)
C15 BIN5 0.7
35
B15 BIN6 0.4
A15 BIN7 1.0 R2524
34 C14 BIN8 0.9 (RIGHT)
B14 BIN9 1.0
Y7 ROUT0 0.5
33
W6 ROUT1 0.8 R2564
(LEFT)
Y6 ROUT2 0.6
32 W5 ROUT3 0.9
Y5 ROUT4 1.3
W4 ROUT5 0.9 R2562
VCC 31
Y4 ROUT6 1.1 (LEFT)
Y3 ROUT7 0.2
30 Y2 ROUT8 1.1 R2560 (UPPER)
Y1 ROUT9 1.1 R2558 (UPPER)
Y20 GOUT0 0.6
29
W19 GOUT1 0.8 R2565
Y19 GOUT2 0.6 (LOWER)
W18 GOUT3 0.9
VCC 20
19
18
17
16
15
14
13
12
11
WF No. Remarks Pin Name Voltage Check Point
Y18 GOUT4 1.4
W17 GOUT5 0.7 R2563
FOIL SIDE
B7 A7 C8 B8 Y17 GOUT6 0.4 (LOWER)
Y18
W16 GOUT7 0.6
WF108
Y16 GOUT8 1.1 R2561 (LOWER)
W15 GOUT9 1.1 R2559 (LOWER)
FOIL SIDE
A5 B6 A6 C7
D20 BOUT0 0.7
E19 BOUT1 0.7 R2537
(LOWER)
E20 BOUT2 0.7
D20
F19 BOUT3 1.0
FOIL SIDE
C11 B12 F20 BOUT4 1.5
B11 A12
G19 BOUT5 1.0 R2536
WF109
G20 BOUT6 1.0 (LOWER)
F20
H19 BOUT7 0.5
FOIL SIDE
B10 A11
H20 BOUT8 1.2 R2535 (LOWER)
A10 C10
J18 BOUT9 1.3 R2534 (LOWER)
B18 SDATA 3.2 Pin 2 of IC2504
C15
B19 SCS 3.1 Pin 6 of IC2504
A16
FOIL SIDE
B16
B20 SCLK 3.2 Pin 3 of IC2504
C16
C19 RESET 3.1 R2529 (LOWER)
WF110
D2 VSYNC 3.1 R2523 (UPPER)
B15
E2 HSYNC 3.3 R2516 (UPPER)
A15
FOIL SIDE
C14 E1 DCLK 1.7 R2515 (UPPER)
B14
D7
D8
Y7
D9
VDD1 1.8 Pin 1 of IC2501
W6
FOIL SIDE
Y6
W5
etc.
C5
Y5
WF114
D18
W4
FOIL SIDE
Y4 G16 VDD2 3.3 Pin 20 of IC2504
Y3
etc.
FOIL SIDE
FOIL SIDE
WF115 FOIL SIDE
W19 W18
Y20 Y19
195
WF No. Remarks
FOIL SIDE
W17 W16
Y17
WF115
FOIL SIDE
FOIL SIDE
FOIL SIDE
E19 F19
E20
WF116
FOIL SIDE
G19 H19
G20
FOIL SIDE
FOIL SIDE
WF124 COMPONENT SIDE
COMPONENT SIDE
WF125 COMPONENT SIDE
FOIL SIDE
WF112 FOIL SIDE
WF111 FOIL SIDE
WF113 FOIL SIDE
COMPONENT SIDE
COMPONENT SIDE
IC2503 DETAIL BLOCK DIAGRAM
IC2504 DETAIL BLOCK DIAGRAM
CHECKING POINT OF IC2505
PT-60LCX64-K
PT-60LCX64