Mitsubishi Electric LT-40148 Service Manual page 61

1 2 3
PG 16....MAIN14 [FRAME RATE CONTROL]
VDDL25 VDDL25
C5A24 C5A23 C5A22 C5A21 C5A20 C5A19
0.01 0.1 0.01 0.1 0.01 0.1
50V 25V/16V 50V 25V/16V 50V 25V/16V
VDD13
A
C501 C502 C503 C504 C505 C506 C507 C508
0.047 0.047 0.047 0.047 0.047 0.047 0.047 0.047
16V/25V 16V/25V 16V/25V 16V/25V 16V/25V 16V/25V 16V/25V 16V/25V
DGND
C5A30 C5A29 C5A28 C5A27 C5A26 C5A25
0.01 0.1 0.01 0.1 0.01 0.1
50V 25V/16V 50V 25V/16V 50V 25V/16V
DGND
C509 C510 C511 C512 C513 C514 C515 C516
0.047 0.047 0.047 0.047 0.047 0.047 0.047 0.047
16V/25V 16V/25V 16V/25V 16V/25V 16V/25V 16V/25V 16V/25V 16V/25V DGND
VDDP25
C561 C562 C563 C560
0.1 0.01 0.1 2.2U
25V/16V 50V 25V/16V C559 6.3V
22
DGND 6.3V
C517 C518 C519 C520 C521 C522 C523 C524
0.1 0.01 0.1 0.01 0.1 0.01 0.1 0.01
25V/16V 50V 25V/16V 50V 25V/16V 50V 25V/16V 50V
DGND
B
C564 C565 C566 C567 C568 C569
0.1 0.01 0.1 0.01 0.1 0.01
25V/16V 50V 25V/16V 50V 25V/16V 50V
DGND
C525 C526 C527 C528 C529 C530 C531 C532
0.1 0.01 0.1 0.01 0.1 0.01 0.1 0.01
25V/16V 50V 25V/16V 50V 25V/16V 50V 25V/16V 50V
DGND
VDDL25
C5A36 C5A35 C5A34 C5A33
0.01 0.1 0.01 0.1
DGND
50V 25V/16V 50V 25V/16V
C534 C536 C540
C533 C535 C537 C538 C539
0.1 0.01 0.1 0.01 0.1 0.01 0.1 0.01
25V/16V 50V 25V/16V 50V 25V/16V 50V 25V/16V 50V
DGND
VDDL25
C5A42 C5A41 C5A40 C5A39 C5A38 C5A37
0.01 0.1 0.01 0.1 0.01 0.1
DGND
50V 25V/16V 50V 25V/16V 50V 25V/16V
C
C541 C542 C543 C544 C545 C546 C547 C548
0.1 0.01 0.1 0.01 0.1 0.01 0.1 0.01
25V/16V 50V 25V/16V 50V 25V/16V 50V 25V/16V 50V
DGND
DGND
MAIN 10
ZA_RXN0
ZA_RXP0
VDD13
D C550 C551 C552 C553
2.2U 2.2U 2.2U 2.2U
C549 6.3V 6.3V 6.3V 6.3V C554 C555 C556 C557 C558 ZA_RXN1
100 22 22 22 100 22
16V 6.3V 6.3V 6.3V 16V 6.3V
ZA_RXP1
DGND
ZA_RXN2
ZA_RXP2
ZA_CLKN
E
ZA_CLKP
ZA_RXN3
ZA_RXP3
ZA_RXN4
ZA_RXP4
F
ZB_RXN0
ZB_RXP0
ZB_RXN1
ZB_RXP1
ZB_RXN2
G
ZB_RXP2
VDDL25PLL ZB_CLKN
VDDL25PLL
C5A43 C5A44
0.1 0.01
25V/16V 50V ZB_CLKP
ZB_RXN3
DGND
VDD13PLL
ZB_RXP3
C5A01 C5A02
H
0.1 0.01
25V/16V 50V
ZB_RXN4
DGND ZB_RXP4
VDD25OSC
VDDL25PLL
VDD13PLL
VDD25OSC
C5A03 C5A04
0.1 0.01
25V/16V 50V
X500
SMD-49 20.25MHz
C5A45
15 C5A46
15
DGND 50V 50V
DGND
I
VDDP25
MAIN 1 3.3V
VDD18
R502
3.3K C570 C571
1/16W 0.1 0.01
25V/16V 50V
R500
0
1/16W
C5A49
0.1
J
25V/16V
C575 C576
R501 0.1 0.01
0 25V/16V 50V
1/16W
DGND
MAIN 12
FRC_RST
C581 C582
0.1 0.01
25V/16V 50V
C599
2.2U
C597 C598 6.3V
22 22
6.3V 6.3V
K
DGND
4 5 6 7
3.3V VDDL25PLL
PAGE 12
IC502
24FC10251/SM
C5A31 C5A32
0.1 0.01
25V/16V 50V
1 8
A0 VCC
C5A48
0.1
2 7
A1 WP 16V R510
DNI 2.2K DGND
R509 1/16W
3 SCL 6
A2 2.2K
1/16W
5
4 VSS SDA
DGND
DGND
R512
2.2K
1/16W
R511
2.2K
PRG1
1/16W
DGND
VDDP25
VDDP25
VDDP25 VDD13
VDDL25
VDD13
VDDL25
VDDL25
VDDL25PLL
VDDL25
VDDL25 VDD13
VDDL25
VDDL25PLL
VDD13
VDDP25
R503
10K
1/16W
VDDP25
R504
10K
1/16W
R505
10K
1/16W
R506
10K
1/16W
DGND
R507
10K
VDDP25 1/16W
R508
10K
1/16W
DGND
VDD18
C572 C573 C574
0.1 0.01 0.1
25V/16V 50V 25V/16V DGND
DGND
C577 C578 C579 C580
0.1 0.01 0.1 0.01
25V/16V 50V 25V/16V 50V
DGND
C583 C584 C585 C586
0.1 0.01 0.1 0.01
25V/16V 50V 25V/16V 50V
DGND
C587 C588 C589 C590 C591
0.1 0.01 0.1 0.01 2.2U
25V/16V 50V 25V/16V 50V 6.3V C592
100
16V
DGND
8 9 10 11
IC500
FRC9459M
VDD13
VDDL25
VDD13
VDDL25
VDDL25
VDDL25PLL
VDD13
VDDL25
VDDL25
VDD13
VDDL25
12 13 14
12V
DGND
51 50
49 48
41
40
39
38
37
36
35
DGND
34
ACM2012D-900-2P-T00
33
T501
1 4
XA_TXN0
32
XA_TXP0 ACM2012D-900-2P-T00
2 3 31
T502
1 4
XA_TXN1
30
XA_TXP1 ACM2012D-900-2P-T00
2 3 29
T503
1 4
XA_TXN2
28
XA_TXP2
2 3 27
ACM2012D-900-2P-T00
26
T504
1 4
XA_CLKN
25
XA_CLKP 2 3 24
ACM2012D-900-2P-T00
23
T505
1 4 DGND
XA_TXN3 22
ACM2012D-900-2P-T00
XA_TXP3 2 3
T506 21
1 4
XA_TXN4
20
XA_TXP4
2 3 19
ACM2012D-900-2P-T00
T507 18
DGND
1 4
XB_TXN0
17
YA_TXN0
XB_TXP0 ACM2012D-900-2P-T00
2 3 16
T508
1 4
XB_TXN1
15
XB_TXP1 ACM2012D-900-2P-T00
YA_TXP0 2 3 14
T509
1 4
XB_TXN2
13
XB_TXP2
2 3 12
YA_TXN1
ACM2012D-900-2P-T00
11
T510 DGND
1 4
XB_CLKN
10
XB_CLKP
YA_TXP1 2 3 9
ACM2012D-900-2P-T00
8
T511 DGND
1 4
XB_TXN3
7
YA_TXN2 ACM2012D-900-2P-T00
XB_TXP3 2 3 6
T512
1 4
XB_TXN4 5
XB_TXP4 2 3 4
YA_TXP2
3
2
YA_CLKN
DGND 1
YA_CLKP
46 45 44 43
YA_TXN3
YA_TXP3
YA_TXN4
DGND 57 58 59 60
YA_TXP4
51
50
49
48
47
YB_TXN0 46
45
44
YB_TXP0
ACM2012D-900-2P-T00 DGND 43
T513
1 4
YA_TXN0 42
YB_TXN1 YA_TXP0 ACM2012D-900-2P-T00 41
2 3
T514
1 4
YA_TXN1 40
YA_TXP1 ACM2012D-900-2P-T00 39
2 3
YB_TXP1 T515
1 4
38
YA_TXN2
YA_TXP2 37
2 3
YB_TXN2 ACM2012D-900-2P-T00 36
T516
1 4
YA_CLKN 35
YA_CLKP 2 3 34
YB_TXP2
ACM2012D-900-2P-T00
33
T517
1 4 DGND
YA_TXN3 32
ACM2012D-900-2P-T00
YB_CLKN YA_TXP3 2 3 31
T518
1 4
YA_TXN4 30
YA_TXP4 29
2 3
YB_CLKP
ACM2012D-900-2P-T00
28
T519
DGND
1 4
YB_TXN0 27
YB_TXN3 YB_TXP0 ACM2012D-900-2P-T00 26
2 3
T520
1 4
YB_TXN1 25
YB_TXP1 ACM2012D-900-2P-T00 24
2 3
YB_TXP3 T521
1 4
YB_TXN2 23
YB_TXP2 22
2 3
YB_TXN4 ACM2012D-900-2P-T00 21
T522 DGND
1 4
YB_CLKN 20
YB_CLKP 19
2 3
YB_TXP4
ACM2012D-900-2P-T00 18
T523 DGND
1 4
YB_TXN3 17
ACM2012D-900-2P-T00
VDDL25PLL YB_TXP3 2 3 16
T524
1 4
VDDL25PLL YB_TXN4 15
C5A17 C5A18
0.1 0.01 YB_TXP4 2 3 14
25V/16V 50V
13
12
DGND
11
DGND
VDDL25 VDDL25
10
9
C593 C596
C5A05 C5A00 C5A07 C5A08 C5A09 C5A10
2.2U 2.2U 8
0.1 0.01 0.1 0.01 0.1 0.01 6.3V C594 C595 6.3V
25V/16V 50V 25V/16V 50V 25V/16V 50V
22 22
6.3V 6.3V 7
DGND
6
DGND
5
C5A11 C5A12 C5A13 C5A14 C5A15 C5A16
0.1 0.01 0.1 0.01 0.1 0.01
25V/16V 50V 25V/16V 50V 25V/16V 50V 4
3
2
DGND 1
MAIN 12
52 53 54 55 56
DGND
PG 1.....BLOCK
PG 2.....POWER
PG 3.....MAIN1 [DC-DC / IF]
PG 4.....MAIN2 [AV-SWITCH / TUNER / OOB]
PG 5.....MAIN3 [HDMI]
PG 6.....MAIN4 [DM-CORE (x240)]
MAIN 15
PG 7.....MAIN5 [DM-MEMORY]
PG 8.....MAIN6 [PROGRAMMABLE LOGIC DEVICE]
PG 9.....MAIN7 [ANALOG-DIGITAL CONVERTOR]
PG 10....MAIN8 [ASIC]
PG 11....MAIN9 [ASIC MEMORY]
PG 12....MAIN10 [LVDS]
PG 13....MAIN11 [AUDIO]
PG 14....MAIN12 [TV MICRO]
PG 15....MAIN13 [POD] VLP39++ and VLP39+++ ONLY
PG 16....MAIN14 [FRAME RATE CONTROL]
PG 17....MAIN15 [DDRAM]
PG 18....MISC
[SIDE / LED / CONTROL / PREAMP / SBL]
PG 19....SOUND (VLP39++ ONLY)
15 16
47
42
61
CONTENTS
LT-40148 VLP39+
LT-46148 VLP39+
LT-52148 VLP39+
LT-46149 VLP39++
LT-52149 VLP39++
LT-46246 VLP39+++
LT-52246 VLP39+++
PAGE 16