A1 Board Schematic Diagram (2 Of 4) - Sony KLV-26HG2 Service Manual

A1 BOARD SCHEMATIC DIAGRAM (2 OF 4)

3
1 2
A
B
C
D
E
F
JL2512
C2655
R2740 470p
180 50V
1/10W CH
RN-CP 1608
R2742
820
1/10W
RN-CP
R2755
R2757
1.5k
56
1/10W
1/10W
CHIP CHIP
COMP_Y
2.0
1.2
Y-3
G
Q2556
R2760
2SA1226-T1E3E4
100
1/10W BUFFER
RN-CP
R2763
R2764
1.5k 56
1/10W
1/10W
CHIP
CHIP
COMP_CB
1.8
1.0
CB-3
Q2557
R2766
100 2SA1226-T1E3E4
1/10W BUFFER
RN-CP
H
R2772
R2773
1.5k
56
1/10W
1/10W
CHIP
CHIP COMP_CR
1.8
1.0
CR-3
Q2560
R2775
100 2SA1226-T1E3E4
1/10W BUFFER
RN-CP
I
J
K
KLV-26HG2
4
5 6 7
R2511 R2512 R2513
100 100 100
1/10W
1/10W 1/10W
CHIP
CHIP CHIP
C2518 C2519 C2520
10 0.47 0.47
10V
16V 10V
B
B
1608
1608
TO(1/4) YUV1
C2514
1
10V
B
2012
R2519 R2520
47 47
1/10W 1/10W
CHIP CHIP
L2505
10uH
R2587 C2587 R2566
100 0.47
0
1/10W 10V
CHIP
CHIP B
36 35 34 33 32 31 30 29 28 27 26 25
37 IN1_V/L2
0.3
R2588 C2588
100 0.47 38 IN1_L3
1/10W 10V
TO(1/4) CHIP B
D2_YUV2 39 IN1_SW
1608
40 VCC1
PR-2
C2580 0.4710V B
41 IN2_1
PB-2 R2586100 1/10W CHIP 2.6
C2581 0.47 10V B
IC2505
42 IN2_2
CXA2171AQ
Y-2 R2585100 1/10W CHIP 2.6
AV SW 2
43 IN2_3
C2582 10 16V
R2584100 1/10W CHIP 2.7
44 IN2_H/L1
R2589 C2589
0.4
100 0.47
45 IN2_V/L2
1/10W 10V
CHIP
B 0.4
R2591 C2590
1608 46 IN2_L3
100 0.47
1/10W 10V
CHIP B 47 IN2_SW
1608
48 GND1
1 2 3 4 5 6 7 8
L2520
10uH
+9V
C2584
0.1 C2585
16V 100 1.8
B 16V
1608
R2572
47
1/10W
1.1
CHIP
R2573
1k
1/10W
CHIP
Q2540
2SC4178-F13F14-T1
BUFFER
2SC4178-F13F14-T1
TO(1/4) Y_OUT TO(1/4)
C_OUT
+9V
Q2535
Q2533 2PC4081R-115 C2632
5.4 2PC4081R-115 4.7 10 IC2511
BUFFER
BUFFER Y_OUT 16V M52055FP
B 1 SW
R2679 R2683 3225
47 47
1/10W 4.7 1/10W 4.1
Y/V
CHIP CHIP Y
R2682
R2686 4.5 4.5
1k
1k
1/10W
1/10W GND CONT
CHIP
CHIP
4.5 3.3
CB
Y/V OUT
C2633 3.3 3.2
10
16V
CONT CB/C OUT
C2634 B
0.1
3.2
16V 3225
B GND
VCC
1608 3.2
C CR OUT
C2635
10 4.5 3.2
16V
B GND CONT
3225 3.3
CR NC
4.5 4.5
C2636
10
16V
B
3225
10
8 9
• A1(2/4) BOARD WAVEFORMS
1
C2515 C2516
22 0.1
6.3V 25V
B F
3216 1608
2.4 Vp-p (H)
R2670
220
CHIP
R2521 R2671
330k 220
1/10W CHIP
CHIP
R2672
220
CHIP
A5V
GND2 24
JL2513
SELVOUT 23
1.2 JL2514
SELHOUT 22
1.1 X2502
3 4MHz
NC 21
EXTCLK/XTAL 20
2.8 C2532
0.1
NC 19
R2534 16V
10k B
IREF 18
1/10W
1.0 RN-CP 1608
CLAMP-SW 17
0
YG_IN 16
2.4 C2540
1
YG_OUT 15
6.3V
2.8 B
V_PH 14 1608
5.0
H_PH 13
5.0 C2542
0.01
25V R2539
B 10
1608 1/10W
CHIP
9 10 11 12
C2545
0.1
16V
B
1608
C2555 R2546
3.4
0.1 1k
25V 1/10W
Q2504
F CHIP
2PA1576R-115
1608
2.8 INV.
C2517
22
6.3V
B
3216
1.8 2.1
R2574 R2576
47 47
1/10W 1/10W
1.1 1.4
CHIP CHIP
R2575
R2577
1k
1k
1/10W
1/10W
CHIP
CHIP
Q2541
BUFFER
Q2542
2SC4178-F13F14-T1
FB2510
BUFFER
0uH
R2699
100
1/10W
CHIP
FB2511
CCP_SW TO(1/4) 0uH
C2637
R2689
10
1k
16V TO(1/4) SYNC_ON
B 1/10W
CHIP
3225 R2692 R2664
1k 100
R2695
1/10W 1/10W
CHIP 1k
CHIP
Q2537 1/10W
2SA1226-T1E3E4 3.9 CHIP D-Y
BUFFER D-Y
2
R2707
3.2 VIDEO/Y
100
CHIP
R2687
470
1/10W
CHIP
R2688
1k Q2538
D-PB
1/10W 2SA1226-T1E3E4 3.9
CHIP TO(1/4)
D-PB
BUFFER
R2708
3.2
100
CHIP
TO(4/4)
R2690
R2691 470
1k 1/10W
1/10W CHIP
CHIP
Q2539
2SA1226-T1E3E4 3.9 D-PR
BUFFER D-PR
R2709
3.2
100
CHIP
C2638 R2694
0.1 470
R2693
16V 1/10W
1k
B CHIP
1/10W
CHIP
1608
11
12 13 14
2
3
2.1 Vp-p (H) 0.12 Vp-p (4MHz)
R2540 R2541
Q2558
10k 10k
2SK1828TE85L 1/10W
1/10W
LEVEL SHIFT CHIP
CHIP
D3.3V TO(4/4)
R2565
100
1/10W
1.1 1.1 CHIP
CSW_V
TO(1/4)
CSW_H
R2564
100
1/10W R2563 R2562
CHIP 3.3k
3.3k
1/10W
1/10W
CHIP
CHIP
1.2 1.1
Q2559
2SK1828TE85L
LEVEL SHIFT
L2509
10uH
IC2506
SN74HCT02APWR
HAND C2560
10
16V
1Y VCC
C2563
0.5
0.1
16V
1A 4Y
F
1608
1.2 0
1B 4B
1.2 3.3
2Y 4A
R2553
0 3.3
100
1/10W
2A 3Y CHIP
0.5 4.9
2B 3A
3.3 0
GND 3B
IC2507
BA05FP-E2
5V REG
6.7 5.1
JL2511
UNREG6V VCC OUT A5V
R2515
GND
0
CHIP
C2521
C2522 C2523 C2524
100
0.1 0.1 100
10V
16V 16V 10V
B B
1608 1608
A1(2/4)
(AV SWITCH)
B-SS11932<UC.>- A1.- P2
KLV-26HG2
15
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