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M62320FP
4.4.2.
I/O expanders (IC09)
Pin
Pin
Description
No.
Name
4
D00 Component video IC02, IC05 Components input
5
D01 Matrix
6
D02 PC
7
D03 OSD-blank
9
D04 Cinema
10
D05 Clamp-source
11
D06 TV/TEXT
12
D07 N.C.
Power Circuit/Level Shifter (Schematic Sheet 4)
4.5.
Power Supply Connector PSP from Power Supply board:
Pin
Pin
Remarks
No.
Name
Power ON/Stand-by control
1
POWER1
H: ON, L: Stand-by
2,3,4
N.C.
5
+5VSTB Stand-by 5V for micro controller circuit
6
GND
7,8
N.C.
9
GND
10
GND
11
+5.5V1
5.5V supply 1
12
GND
13
+9.5V1
9.5V supply 1
14
GND
15
+5.5V2
5.5V supply 2
16
GND
17
+9.5V2
9.5V supply2
18
GND
19
FE+30V 30V supply for tuner
AV3000 AVC Unit Service Manual
Connect to L
IC02
RGB --> YUV
IC07
Not PC mode (SUB TEXT) PC mode (SUB video in PCW)
IC03
Kill OSD
IC06, IC04 Audio centre not selected Audio centre selected
IC05
CP from TA1370
IC03
TEXT (select RGB input)
8
H
Other than components
Through
OSD enabled
SC from TDA9321
TV
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