— 32 —
IC BLOCK DIAGRAMS
IC001, Audio AMP
LOGIC LEVEL
Control & Input
CONVERTER
I/O
c
O/I
I/O
c
O/I
I/O
c
O/I
I/O
c
O/I
I/O
c
O/I
I/O
c
O/I
I/O
c
O/I
I/O
c
O/I
X-COMMON
13
0X
12
1X
14
2X
15
3X
11
0Y
1
1Y
5
2Y
2
3Y
4
Y-COMMON
3
V
EE
V
SS
V
DD
INH
B
A
7
8
16
10
9
6
IC1251 Video and Audio Select
6
9
3
Ri=
30k Ω
Output Amplifier
Input Amplifier
7
4
5
2
12
10
11
13
14
Ri=
30k Ω
Output Amplifier
Input Amplifier
Vcc/ground shorting protection circuit
Load shorting protection circuit
Thermal protection circuit
Standby
Vcc
+ OUT1
IN 1
MUTE
PRE\
GND
IN2
- OUT1
PWR
GND
+ OUT 2
- OUT 2
Ripple
Filter
Summary of Contents for DP46848
Page 9: ... 9 CONTROL BOARD REMOVAL Remove 1 screw to take the control board off A 3X14 A ...
Page 34: ... 34 IC1650 DC to DC Converter ...
Page 35: ... 35 Panel IC BLOCK DIAGRAMS CONT IC5500 Screen Controller and video processor ...
Page 36: ... 36 IC5700 DDR Double Data Rate SDRAM ...
Page 39: ... 39 IC BLOCK DIAGRAMS CONT IC1670 DC to DC Converter IC6504 HDMI Switch selector ...
