Lcd Drive Schematic Diagram - Panasonic PT-44LCX65-K Service Manual

12.7. LCD DRIVE SCHEMATIC DIAGRAM

LCD DRIVE I SCHEMATIC DIAGRAM
LCD DRIVE(COLOR COR.)
TO LD IV 1 5V
5 4
IC2502
+3.3V REG.
C0CBCBD00008 R2514
GND 47
(+3.3V REG.)
1 2 3
C2507
TP2501 0.1
TO LD IV 2 FILTER_DET
TO LD III 3 ERROR
TO LD III 4 TIMER_ON_H
R2517
R2502 0
PT
C2512
PT
L2504
PT[2012]
TO MAIN C.B.A.
P5702 R2518
P2501
R2503 0
100
ERROR 20 10
R2508 0
R2566
GND 19
100
FILTER_DET 18 11
R2567 L2507 R2519
GND 17
100 PT[2012]
100
COVER_SW 16 12
L2511
15
LVDS_A- J0JCC0000077
R2509 0
13
LVDS_A+ 14
C2513
GND 13
0.1
LVDS_B- 12 14
R2510 0 C2514
10/6.3V
LVDS_B+ 11
GND 10 15
L2508
R2520
LVDS_C- 9
PT[2012] 100
LVDS_C+ 8 16
GND 7
R2511 0
LVDS_CLK- 6 17
R2504 0
R2521
LVDS_CLK+ 5
100
GND 4 18
L2505
LVDS_D- 3
PT[2012]
LVDS_D+ 2 19
R2522
GND 1
100
R2505 0
20
R2512 0
21
R2568
L2509
TO COVER SWITCH
100 PT[2012]
C.B.A. P2912 P2502
22
COVER_SW 1 L2512
R2513 0 J0JCC0000077
2
GND 23
C2502 C2515
0.1[KB]
0.1
24
C2516
25
10/6.3V
R2515 22
26
R2516 47
27
28
C2517
PT
C2506
1
7 6 5
IC2501
C0DBFFD00003
(+1.8V REG.)
+1.8V REG.
GND
1 2 3 4
L2510
J0JHC0000018
TO LD IV 3.3V
5
TO LD III 6 D_RESET
6
*
R2590
Suffix (version) number 3
0
SD_DATA
TO LD III 7
Suffix (version) number 1 , 2
R2591
Suffix (version) number 3
0
TO LD III 8 SD_SCK
Suffix (version) number 1 , 2
TO LD III 9 CORRECT_CS
6:REFER TO LCD DRIVE C.B.A. REPLACEMENT NOTE OF SCHEMATIC
*
DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES.
L2513 J0JCC0000077
C2523
10/6.3V
1 56
RC3 VCC
IC2503 C2519
C0JBCZ000519 0.1
2 55
RD6 RC2 R2524
LVDS
47
RECEIVER
3 54
RC4 RC1
4 53
GND RC0
5 RC5 GND 52
6 RC6 RB6 51
7 RD0 RD5 50
R2525
47
8 LVDSGND RD4 49
C2520
9 RA- VCC 48
0.1
RA+ RB5 47
46
RB- RB4
45
RB+ RB3
44
LVDSVCC GND R2526
47
LVDSGND RB2 43
RC- RD3 42
RC+ RD2 41
C2521
RCLK- VCC 40
0.1
RCLK+ RB1 39 R2527
47
RD- RB0 38
37
RD+ RA6
36
LVDSGND GND
35
PLLGND RA5
34
PLLVCC RD1 R2528
47
PLLGND RA4 33
/PDWN RA3 32
C2522
CLKOUT VCC 31
0.1
RA0 RA2 30
R2523
GND RA1 29
47
R2529
C2535 0.1
0
C2526 0.1 C2536
2R2[KB]
C2527 0.1 C2537 0.1
C2528 0.1 C2538 0.1
C2529 0.1 C2539
C2530 10/6.3V
2R2[KB]
C2531
10/6.3V
NOTE: For placing a purchase order of the parts, NOTE: For placing a purchase order of the parts, NOTE: NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES, FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
be sure to use the part number listed in the parts list. be sure to use the part number listed in the parts list.
REFER TO BEGINNING OF SCHEMATIC SECTION. REFER TO BEGINNING OF SCHEMATIC SECTION.
Do not use the part number on this diagram. Do not use the part number on this diagram.
C2547
C2546
C2545
C2544
C2543
C2542
R2530 R2532
PT 20K
A1 B1 C1 D1 E1 F1 G1 H1 J1 K1 L1
TMS TDI TRST HPLL DCLK HRESETO NC CPOUT VCOIN VSEL DIRY
A2 B2 C2 D2 E2 F2 G2 H2 J2 K2 L2
OSDSW TCK TDO VSYNC HSYNC VRESETO CLP1 SELECT VDDP TEST NC CLXOUTR
A3 B3 C3 D3 E3 F3 G3 H3 J3 K3 L3
OSDRIN0 OSDRIN1 GND NC NC NC NC CLP2 EN GNDP SHENB ENBX4R
A4 B4 C4 D4 E4 F4 G4 H4 J4 K4 L4
GND GND GND GND
OSDGIN0 OSDGIN1 OSDBIN0 VDD2 VDD2 VDD2 VDD2
A5 B5 C5 D5 E5 F5 G5 H5 J5 K5 L5
RIN9 OSDBIN1 VDD2 GND GND GND GND VDD2 VDD2 VDD2 VDD2
A6 B6 C6 D6 E6 F6 G6 IC2505
RIN7 RIN8
TEST4 GND GND GND GND
C1AB00001945
COLOR CORRECTION
A7 B7 C7 D7 E7 /LCD TIMING GENERATOR
RIN4 RIN5 RIN6
VDD1 VDD1 LINK TO I/O CHART
A8 B8 C8 D8 E8
RIN1 RIN2 RIN3 VDD1 VDD1
A9 B9 C9 D9 E9 J9 K9 L9
NC
NC RIN0
VDD1 VDD1 GND GND GND
A10 B10 C10 D10 E10 J10 K10 L10
GIN9 GIN8
GIN7 VDD1 VDD1
GND GND GND
A11 B11 C11 D11 E11 J11 K11 L11
GIN6 GIN5 GIN4 VDD1 VDD1 GND GND GND
A12 B12 C12 D12 E12 J12 K12 L12
GIN3 GIN2 GIN1 VDD1 VDD1 GND GND GND
A13 B13 C13 D13 E13
GIN0 NC NC VDD1 VDD1
A14 B14 C14 D14 E14 F14
NC BIN9
BIN8 GND GND GND
A15 B15 C15 D15 E15 F15
BIN7 BIN6
BIN5 GND GND GND
A16 B16 C16 D16 E16 F16 G16 H16 J16 K16 L16
BIN4 BIN3 BIN2 GND GND GND VDD2 VDD2 VDD2 VDD2 VDD2
A17 B17 C17 D17 E17 F17 G17 H17 J17 K17 L17
BIN1 BIN0 NC GND GND GND VDD2 VDD2 VDD2 VDD2 VDD2
A18 B18 C18 D18 E18 F18 G18 H18 J18 K18 L18
NC SDATA GND VDD2 TEST2 NC NC BOUT9 XFRB DIRXB CLYOUTB
NC
A19 B19 C19 D19 E19 F19 G19 H19 J19 K19 L19
NC SCS RESET NC BOUT1 BOUT3 BOUT5 BOUT7 STSQOB NC FRPB DYOUTB
A20 B20 C20 D20 E20 F20 G20 H20 J20 K20 L20
TEST3 SCLK NC BOUT0 BOUT2 BOUT4 BOUT6 BOUT8 STSQEB SHCLKB NC DIRXBN
R2534 47
R2535 47
R2536
47
R2537
47
157
NOTE: NOTE:
PARTS MARKED "PT" ARE NOT USED. PARTS MARKED "PT" ARE NOT USED.
VIDEO SIGNAL(MAIN/SUB)
2R2[KB]
R2538 47
0.1 R2539 47
R2540
0.1 47
R2541 47
0.1
0.1
10/6.3V
R2558
47
M1 N1 P1 R1 T1 U1 V1 W1 Y1
NRG ENBX3R DXOUTR CLYOUTR DIRXRN FRPR XFRR STSQER ROUT9 R2560
47
M2 N2 P2 R2 T2 U2 V2 W2 Y2
R2562
ENBX2R MONR DYOUTR DIRXR VDD2 SHCLKR NC ROUT8
47
M3 N3 P3 R3 T3 U3 V3 W3 Y3
ENBX1R NC NC NC NC GND STSQOR ROUT7
M4 N4 P4 R4 T4 U4 V4 W4 Y4
R2564
VDD2 VDD2 VDD2 GND GND GND NC ROUT5 ROUT6
47
M5 N5 P5 R5 T5 U5 V5 W5 Y5
VDD2 VDD2 VDD2 GND GND GND NC ROUT3 ROUT4
R6 T6 U6 V6 W6 Y6
GND GND GND NC ROUT1 ROUT2
R7 T7 U7 V7 W7 Y7
GND GND GND NC NC ROUT0 R2548 22
R2549 22
R2550 22
T8 U8 V8 W8 Y8
R2551 22
VDD1 VDD1 NC CLXOUTG NC
R2552 22
R2553 22
M9 T9 U9 V9 W9 Y9
ENBX3G ENBX2G
GND VDD1 VDD1 ENBX4G
M10 T10 U10 V10 W10 Y10
C2554 0.1
VDD1 VDD1 NC ENBX1G DXOUTG
GND C2555 2R2[KB]
0.1
C2556
M11 T11 U11 V11 W11 Y11
C2557 0.1
GND VDD1 VDD1 DYOUTG CLYOUTG MONG C2558 10/6.3V
M12 T12 U12 V12 W12 Y12
NC DIRXG DIRXGN R2554 47
GND VDD1 VDD1
R2555 47
R2556 47
T13 U13 V13 W13 Y13
VDD1 VDD1 SHCLKG FRPG
XFRG
T14 U14 V14 W14 Y14
R2559
VDD1 VDD1 STSQEG NC
NC
47
P15 R15 T15 U15 V15 W15 Y15
R2561
GND GND GND GND NC GOUT9 STSQOG
47
M16 N16 P16 R16 T16 U16 V16 W16 Y16
VDD2 VDD2 GND GND GND GND NC GOUT7 GOUT8
R2563
47
M17 N17 P17 R17 T17 U17 V17 W17 Y17
VDD2 VDD2 GND GND GND GND NC GOUT5 GOUT6
M18 N18 P18 R18 T18 U18 V18 W18 Y18
DXOUTB NC NC NC VDD2 GND GOUT3 GOUT4
R2565
47
M19 N19 P19 R19 T19 U19 V19 W19 Y19
MONB NC ENBX2B ENBX4B GOUT1
NC NC GOUT2
M20 N20 P20 R20 T20 U20 V20 W20 Y20
NC NC ENBX1B ENBX3B CLXOUTB TEST1 NC GOUT0
R2543 47
R2544 47
R2545 47
R2547 47
LINK TO VOLTAGE CHART
LCD DRIVE I SCHEMATIC DIAGRAM
PT-44LCX65-K/PT-52LCX65-K/PT-61LCX65-K
PT-44LCX65-K / PT-52LCX65-K / PT-61LCX65-K
CORRECT_ON_L 10 TO LD III
NRG 11 TO LD II
FRP 12 TO LD II
XFR_R 13 TO LD II
SH_CLK_R 14 TO LD II
15 TO LD II
ROUT9
16 TO LD II
ROUT8
17 TO LD II
ROUT7
18 TO LD II
ROUT6
19 TO LD II
ROUT5
ROUT4 20 TO LD II
21 TO LD II
ROUT3
22 TO LD II
ROUT2
23 TO LD II
ROUT1
24 TO LD II
ROUT0
CLX 25 TO LD II
ENB4 26 TO LD II
ENB3 27 TO LD II
ENB2 28 TO LD II
ENB1 29 TO LD II
30 TO LD II
DX
31 TO LD II
XFR_G
32 TO LD II
SH_CLK_G
XFRP 33 TO LD II
34 TO LD II
GOUT9
35 TO LD II
GOUT8
36 TO LD II
GOUT7
37 TO LD II
GOUT6
38 TO LD II
GOUT5
39 TO LD II
GOUT4
GOUT3 40 TO LD II
GOUT2 41 TO LD II
GOUT1 42 TO LD II
GOUT0 43 TO LD II
CLY 44 TO LD II
DY 45 TO LD II
XFR_B 46 TO LD II
SH_CLK_B 47 TO LD II
BOUT9 48 TO LD II
BOUT8 49 TO LD II
BOUT7 50 TO LD II
BOUT6 51 TO LD II
BOUT5 52 TO LD II
BOUT4 53 TO LD II
BOUT3 54 TO LD II
BOUT2 55 TO LD II
BOUT1 56 TO LD II
BOUT0 57 TO LD II
LSJB3159