40
C 103
10N F
+
C1 06
1000u F/16V
D1 01
SR24
R 103
20KF
LM3485
IC102
1
6
7
5
2
8
3
4
Isense
PWR GND
PGAT E
ADJ
GND
VIN
N.C
FB
C1 04
NC
C1 05
100P F(NPO)
5Vout
C1 07
0.1UF
D1 02
SR24
R1 01
39K
FB 101
BE AD
C1 02
0.1UF
MINI SO8
12V
+
C1 01
1000u F/16V
Q1 01
SI4431DY-T1
4
8
5
6
7
3
2
1
<Doc>
<RevCode>
<T itle>
B
1
1
Tu esday, November 1 6, 2004
Ti tle
Si ze
Do cume nt Number
Re v
Da te:
Sh eet
of
R 102
60KF
L101
22U H
Summary of Contents for PB20C
Page 15: ...14 5 2 Main Board Power Circuit 5 3 Remote Control Block ...
Page 16: ...15 5 4 Key Board Control Block 5 5 PC Control Block ...
Page 17: ...16 ...
Page 18: ...17 5 6 Audio Control Block ...
Page 22: ...21 7 SOFTWARE FLOW CHART ...
Page 23: ...22 ...
Page 24: ...23 ...
Page 26: ...25 8 2 POWER BOARD BLOCK DIAGRAM ...
Page 44: ...43 9 3 KEY BOARD SCHEMATIC DIAGRAM ...
Page 45: ...44 9 4 HEADPHONE JACK BOARD SCHEMATIC DIAGRAM ...
Page 46: ...45 9 5 IR BOARD SCHEMATIC DIAGRAM ...
Page 47: ...46 10 MECHANICAL OF CABINET FRONT DIS ASSEMBLY ...
Page 79: ...78 12 PCB LAYOUT 12 1 MAIN BOARD PCB LAYOUT ...
Page 80: ...79 12 2 PWPC BOARD PCB LAYOUT ...