Circuit Diagrams and PWB Layouts
29
7.
SSB: DC-DC Converter
COM
OUT
IN
OUT
IN
CTRL NC
COM
COM
OUT
IN
FB
OUT
COMP
VREF
VCC
INH
SYNC
GND GND_HS
RES
B
C
D
E
F
G
A
B
C
D
E
F
G
1751 B9
2700 B10
2701 B10
2704 B2
2706 B2
2708 C2
2709 C2
2710 D1
2711 D1
2713 D4
2714 D3
2715 D3
2716 D5
2730 F1
2731 G4
2733 F2
2734 F2
2735 F5
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
A
FOR UFD ONLY
FOR LCD ONLY
FROM SCALER
5V4
11V5
11V5
8V
0V
3V1
3V2
FROM TOP CONNECTORS
2736 E5
2737 G5
2738 G1
2739 G2
2741 G2
2749 B7
2750 F8
2751 B8
2752 B9
2753 E7
2754 E7
2755 F8
2756 E9
2757 F10
2758 F10
2759 B8
2760 C8
2761 G8
2762 F8
3708 C1
3709 C2
TO TUNER CELL
RES
FOR UFD ONLY
3V2
3712 D4
3713 D4
3716 D4
3732 F3
3733 G3
3734 D10
3735 F4
3736 F2
3740 G1
3741 G1
3742 G2
3743 G3
3750 F8
3751 E7
3752 E7
3753 E7
3754 E8
3755 B8
3758 B7
3759 F7
3760 B8
3761 G8
4710 E5
5700 B10
5704 B3
5709 C1
5712 D3
5713 D4
TO EPLD
B7
RES
DC-DC CONVERTER
RES
SUPPLY TO TUNER & HERCULES
NC
5730 E1
5733 F4
5735 F4
5737 F4
5738 G1
5752 E7
5753 E10
5754 E10
5755 A8
5756 A8
5757 B9
5758 A7
5759 B8
6701 G7
6708 C1
6709 C2
6710 E5
6712 D3
6733 F4
6735 E5
6736 E6
6740 G1
6751 E10
7708 B3
7710 C2
RES
7730 E3
7735 F4
7738 G1
7741 G2
7742 G3
7752 D8
7753 B9
7754 B8
7755 B7
7756 G7
7758 F9
F700 B10
F701 A3
F710 B5
F736 E5
F737 G5
F738 G5
F743 G5
F754 E10
F755 C7
I705 E2
I706 B3
I708 C3
I709 B3
I710 C1
I711 C2
I712 D3
I713 D4
I714 D3
I715 D3
I716 D4
TO HERCULES CELL
FOR UFD ONLY
RES
FOR UFD ONLY
B5
SS = 4V9
SI2301BDS-T1-E3
11V7
11V7
TO SCALER CELL
RES
0V6
NC
RES
I731 E1
I732 G3
I733 E4
I734 F4
I735 F5
I736 F4
I740 G1
I741 G2
I742 G3
I747 B8
I748 F8
I749 A9
I750 B9
I751 D7
I752 E7
I753 E7
I754 E8
I755 E9
32V9
(0V)
FROM HERCULES
1V2
SI9433BDY-T1-E3
B16
6V8
5V2
I756 B8
I757 A8
TO LIPSYNC
SUPPLY TO SCALER
RES
NC
I758 E9
I759 B8
I760 B7
RES
11V7
2755
4n7
F754
F755
3741
1K5
I741
I753
SS24
6708
2759
2731
470u 16V
6736
BZX384-C33
I754
5757
120R
I736
SUP_GND3
SUP_GND2
2701
7756
PDTC114ET
100p
3734
820R
2733
220p
SUP_GND3
5733
220u
+12VSW
SUP_GND1
10u
2749
4710
SUP_GND1
BZX384-C6V2
6710
I731
+12VUNREG
33u
5712
SUP_GND2
+3V3STBY
I740
I757
6740
BZX384-C8V2
5759
120R
120R
I715
5755
2716
SUP_GND3
+5V
+3V3STBY
470u 16V
INH
1
OUT
2
SYNC
VCC
8
6
VREF
L5970D
7730
4
COMP
5
FB
GND
7
3
6K8
2
1
3
3709
7738
L78M08CDT
I706
SUP_GND1
2709
47u 16V
2741
I747
220n
1K5
I705
3740
100n
2751
SUP_GND2
+12VSW
2715
22n
SUP_GND2
SUP_GND1
I748
+12VUNREG
220p
2714
SUP_GND1
2754
10u
5754
120R
5756
F738
2737
470u 16V
3750
7755
22K
PDTC114ET
10u
5737
F700
I758
1m0
5735
SUP_GND1
5713
10u
2730
10u
25V
GND
2756
470p
PAN_VCC
SUP_GND2
2739
47u 16V
2750
2u2
6751
SS14
120R
5704
2734
22n
I752
I750
BAV99
+12VSW
6735
120R
5758
I742
I735
I709
2
8
6
10u 16V
2704
Φ
4
5
7
9
3
1
+5VSWI
L5973D
7710
3
1
2
I734
7754
2758
16V
470u
I708
10u
2710
7741
BC847BW
2706
16V
10u
16V
470u
2713
2736
22u
35V
+12VUNREG
+3V3SW
BC847BW
7742
+3V3STBY
SUP_GND2
F737
470p
2735
I732
LVDS_VCC
+VTUN
5700
3
1
4
5
120R
7708
LF33CPT
2
10K
3755
2752
16V
SUP_GND3
SUP_GND2
47u
3713
+12VSW
3K3
1%
SS36
6712
F743
1K0
3753
1%
3K3
3754
1%
2757
16V
470u
F701
1K0
I713
SUP_GND2
3732
1%
7735
BC817-25
10K
SUP_GND1
3708
1R0
I711
SUP_GND1
3751
I759
I733
+3V3STBY
SUP_GND2
I760
3742
15K
3743
22K
220u
5753
I749
SUP_GND1
SUP_GND1
2753
16V
470u
3736
SUP_GND2
4K7
7753
L4940D2T12
2
1
3
SS14
SUP_GND3
6733
F710
I756
4K7
+5VSW
3716
1%
2711
10u
3712
5K6
2708
3735
1K0
SUP_GND1
+5VSWI
I710
I714
+12VSW
2760
1u0
25V
2738
47u 16V
10u
5752
3758
10u
5709
15K
SUP_GND1
F736
I751
120R
5738
I712
SS14
6709
5
6
7
8
4
1
2
3
6
7
SI4433DY
7758
1
2
3
4
5
1751
100R
2762
22u 16V
3761
100R
3760
I755
3759
1K0
+8VSW_TV
3
VCC
6
SUP_GND1
SUP_GND3
CIN_NEG
5
DCOL
8
GND
4
IS
7
SWC
1
SWE
2
TIMC
REGULATOR
REFERENCE
OSC
IPK
Q
R
S
MC34063AD
7752
I716
3752
1R0
25V
1u0
2761
3733
2700
1%
3K3
6701
BAS316
5730
10u
SC_STANDBY
POWER_DOWN
PANEL-PWR-CTL
3139 123 6145.4 *
For LATAM diversity see table in chapter 10
B6
B6
H_16980_006.eps
230207
Содержание 42PFL7312/78
Страница 46: ...46 LC4 8L LA 7 Circuit Diagrams and PWB Layouts Layout SSB Top Side Part 1 H_16980_023a eps 230207 Part 1 ...
Страница 47: ...Circuit Diagrams and PWB Layouts 47 LC4 8L LA 7 Layout SSB Top Side Part 2 H_16980_023b eps 230207 Part 2 ...
Страница 48: ...48 LC4 8L LA 7 Circuit Diagrams and PWB Layouts Layout SSB Top Side Part 3 H_16980_023c eps 230207 Part 3 ...
Страница 49: ...Circuit Diagrams and PWB Layouts 49 LC4 8L LA 7 Layout SSB Top Side Part 4 H_16980_023d eps 230207 Part 4 ...
Страница 51: ...Circuit Diagrams and PWB Layouts 51 LC4 8L LA 7 Layout SSB Bottom Side Part 1 Part 1 H_16980_022a eps 230207 ...
Страница 52: ...52 LC4 8L LA 7 Circuit Diagrams and PWB Layouts Layout SSB Bottom Side Part 2 Part 2 H_16980_022b eps 230207 ...