EN 54
LC4.31E AA
7.
Circuit Diagrams and PWB Layouts
SSB .2: DC-DC Converter
OSC
Monitor
Protection & Ref
VREF
SS
OSC
EAREF
COMP
NC
VFB
GND
PGND
LGATE
PHASE
HGATE
BOOT
OCSET
VCC
PGOOD
FB
OUT
COMP
VREF
VCC
INH
SYNC
GND GND_HS
COM
OUT
IN
OUT
IN
CTRL NC
COM
DC-DC CONVERTER
NC
RES
SS = 4V9
0V6
(0V)
1V2
FROM SCALER
TO SCALER CELL
TO HERCULES CELL
TO TUNER CELL
FROM TOP CONNECTORS
FOR 26"-42" SCREEN
SUPPLY TO TUNER & HERCULES
SUPPLY TO SCALER
TO PACIFIC3
FROM HERCULES
B5
TO LIPSYNC
B7
B16
SI2301BDS-T1-E3
RES
RES
RES
FOR 37"-50" LARGE SCREEN
32V9
5V2
8V
0V
3V1
3V2
3V2
5V4
11V5
11V5
6V8
RES
RES
RES
FOR 37"-50" LARGE SCREEN
I760 C8
I762 E4
I764 D8
I711 D2
I712 D2
I714 C2
I715 C3
I716 D3
I717 D4
I718 D3
I719 D4
I720 D3
I721 D4
I722 E2
I723 E4
I724 C5
I725 C6
I726 C6
I731 E2
I732 G4
I733 F4
I734 F4
I735 F5
I736 G5
I740 H1
I741 H2
I742 H3
I747 B9
I748 G8
I753 F9
I754 F10
I755 D10
I756 B9
I757 B9
I758 E8
7708 A5
7710 C2
7711-1 C4
7711-2 D4
7730 F2
7735 F5
7738 G2
7741 H3
7742 H3
7752 D9
7754 B9
7755 C8
7756 G8
7758 G9
F700 B11
F701 B2
F710 B6
F717 D3
F736 F6
F737 G6
F738 G6
F743 G6
F754 F11
F755 C8
I701 F3
I702 G1
I704 G8
I705 F3
I706 A3
I708 B4
I709 B4
I710 B3
3750 G8
3753 F9
3754 F10
3755 B9
3758 C8
3759 G8
3760 C9
3761 G9
5700 B11
5704 A3
5709 B3
5713 C6
5717 C5
5730 E2
5733 G4
5735 G5
5737 G5
5738 G1
5751 H10
5752 D8
5753 E10
5754 F10
5756 B9
5757 B10
6717 C3
6718 C5
6733 G4
6734 F4
6735 F5
6736 F6
6740 H1
6751 E10
2753 D8
2756 E8
2757 F10
2758 F11
2759 G10
2760 C9
2761 G9
2762 G9
2763 E8
3701 D4
3702 D4
3709 B4
3718 C2
3719 C3
3720 D4
3721 D3
3722 E4
3723 D5
3724 C6
3725 C6
3726 C6
3727 E6
3732 G3
3733 G4
3734 E4
3735 G5
3736 G3
3737 E8
3740 H2
3741 H2
3742 H3
3743 G3
10
11
A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2700 B11
2701 B11
2702 D1
2704 B2
2706 A3
2708 B4
2709 B4
2710 B4
2711 B4
2716 B7
2717 D1
1
2
3
4
5
6
7
8
9
10
11
1
2
3
4
5
6
7
8
9
2718 D1
2719 C2
2720 C3
2721 D4
2722 E4
2723 E4
2724 C5
2725 C5
2726 C5
2727 D6
2730 F2
2731 H5
2733 F4
2734 F3
2735 F5
2736 F6
2737 H6
2738 G1
2739 G2
2741 H2
2749 B8
2750 F9
2751 B9
2752 B10
2759
100u 16V
10K
3702
10K
3701
SIG_GND2
I764
100n
2702
I762
I704
4
3
I701
I702
SI4922DY
7711-2
5
6
15K
3724
SIG_GND2
SUP_GND2
SUP_GND2
SIG_GND2
SIG_GND2
SIG_GND2
I724
I726
F717
I720
I721
I718
I719
I716
I714
I715
10R
3718
I717
I712
I711
I722
I723
SS24
6718
I725
1%
1K0
5717
10u
3727
10R
3723
1%
1n0
2725
470u
3725
3K3
1K2
2726
16V
3726
1
2724
1n0
7711-1
SI4922DY
7
8
2
2R2
3721
3720
2R2
100n
2727
10n
BAS316
6717
2721
2723
3722
2K7
47n
1n0
2722
3719
680R
1n0
2720
100n
2719
100n
2718
100n
2717
16
3
2
13
9
10
4
15
6
1
7710
L6910
12
5
8
7
11
14
SUP_GND3
SUP_GND3
3737
2763
22n
4K7
SUP_GND3
SUP_GND3
220p
2756
3734
100R
6734
BZX384-C6V8
10u
5751
2762
2751
4u7
16V
22u
3761
2761
1u0
25V
100R
3760
100R
25V
1u0
2760
2731
16V
470u
3736
SUP_GND1
SUP_GND1
4K7
22n
2734
LVDS_VCC
I760
SUP_GND1
SUP_GND1
+3V3STBY
+5VSWI
SUP_GND1
PDTC114ET
7756
3759
12K
+3V3SW
I748
22K
3750
2750
5
6
7
8
4
1
2
3
7758
SI4423DY
F700
2701
100p
2700
5700
120R
+5V
F755
I758
F754
I755
I753
I754
I747
I756
GND
I757
SUP_GND3
SS14
6751
SUP_GND3
+12VSW
SUP_GND3
7
GND
3
INH
1
OUT
2
SYNC
8
VCC
6
VREF
7752
L5970D
4
COMP
5
FB
10u
5753
5754
5752
220u
3754
3K3
10u
1%
3753
1%
16V
2758
1K0
470u
470u 16V
2757
22u 16V
2753
3755
10K
2749
2752
PAN_VCC
47u 16V
3758
+12VSW
120R
5757
15K
5756
PDTC114ET
7755
3
1
2
I734
7754
I735
I733
I705
I732
I731
F738
F737
F736
7738
2
1
3
+12VSW
+8VSW_TV
5738
L78M08CDT
120R
47u
2739
16V
+VTUN
16V
47u
2738
SUP_GND1
SUP_GND1
7735
2N7002
6736
BZX384-C33
6735
BAV99
5735
100u
22u
680p
2735
2736
35V
1K0
3735
+5VSW
+12VSW
SUP_GND1
5737
10u
470u
2737
16V
SUP_GND1
16V
22u
2730
3733
I736
2
8
6
3K3
1%
7730
4
5
7
9
3
1
Φ
L5973D
33u
5733
SUP_GND1
1%
1K0
3732
SUP_GND1
SUP_GND1
SUP_GND1
SS14
6733
220p
2733
5730
10u
I742
I741
I710
I740
I709
I708
I706
F710
F743
F701
1
4
5
+12VSW
LF33CPT
7708
2
3
16V
47u
2709
3u3
5713
2711
2710
22u 16V
16V
22u
5704
470u
2716
16V
+3V3STBY
2708
3709
+12VSW
6K8
5709
10u
SUP_GND2
SUP_GND2
22K
+3V3STBY
3743
7742
15K
3742
BC847BW
7741
BC847BW
220n
2741
1K5
3741
3740
1K5
+12VSW 6740
PDZ8.2-B
10u 16V
2706
2704
16V
+12VSW
10u
SC_STANDBY
PANEL-PWR-CTL
POWER_DOWN
G_16210_006.eps
160106
3139 123 6117.2
B6
B6