DECODER PCB CIRCUIT
DIAGRAM 2
25
D3
1N4148
3
2
+
CE12
47uF/16v
CB9
0.1uF
U1
AZ1117H-1.8
SOT223/SMD
GN
D
1
OUT
2
IN
3
A_MUTE
R10
10k
R8
220
L4
FB
R7
110
L3
FB
Vout = 1.21 x ( 1 + R11/ R12 )
Vout = 1.21 x ( 1 + R7 / R9 )
R11
0
PWDN#
Power ON alive source
R9
10k
Q1
2N3906
1
3
2
R5
0
A_MUTE
R4
3k
R2
1k
Q2
2N3906
1
3
2
R6
10k
SW1
SW PUSH
BUTTON
FLAT TYPE
1
2
3
4
L7
FB
D2
1N4004/N.C
U2
LT1963-1.8
AD
J
5
OUT
4
IN
2
G
3
SHDN
1
R3
220
LED2
LED DIP2.54
PWDN#
GND
+
CE15
47uF/16v
+
CE2
10uF/25v A
L1
FB
+
CE1
10uF/25v A
CB2
0.1uF
3906
1
2=4
1=3
CB3
0.1uF
CB4
0.1uF
CB1
0.1uF
E
+
CE3
10uF/25v A
VCC
RESET SW
B
4
C
CB6
0.1uF
CB7
0.1uF
L8
FB
+
CE4
330uF/25v
+
CE7
220uF/16v A CB5
0.1uF
DV33A
RFV33
+12V
-12V
DV33A
PWDN#
1V8A
V18
DV33
AV33
AVCC
AV33
+P12V
A_MUTE
URST#
URST#
R13
100
R12
180
U3
LT1963-3.3
AD
J
5
OUT
4
IN
2
G
3
SHDN
1
TP1
-P12V
+P12V
V33
VCC
+P12V
-P12V
V33
URST#
VCC
V33
VCC
DV33A
V33
CB10
0.1uF
L5
FB
D1
1N4004/N.C
CB8
0.1uF
+
CE16
220uF/16v A
+
CE9
10uF/25v A
+
CE8
10uF/25v A
+
CE14
10uF/25v A
+
CE6
10uF/25v A
+
CE11
100uF/16v
L2
FB
+
CE13
220uF/16v A
CB11
0.1uF
+
CE5
220uF/16v A
+
CE10
47uF/16v
+P12V
URST#
LED1
LED DIP2.54
DV33A
R1
220
CON1
6x1 W/HOUSING
DIP6/W/H/P2.54
1
2
3
4
5
6
L6
FB
PWDN#
Alive LED
V33
-P12V
Summary of Contents for HTD-K210
Page 20: ...C S 0 1 2 K D T H No 0015E 1 Copyright Digital Media Systems Group 2006 All rights reserved ...
Page 34: ...POWER BOARD DIAGRAM 14 AMP BOARD DIAGRAM ...
Page 35: ...MIC BOARD DIAGRAM 15 2630 USB BOARD DIAGRAM ...
Page 36: ...DECODER BOARD DIAGRAM TOP 16 ...
Page 37: ...DECODERBOARD DIAGRAM BOTTOM 17 ...
Page 71: ...HTD K210 SC No 0015E Copyright Digital Media Systems Group 2005 All rights reserved ...