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ZP-94/95 SYSTEM CONTROL PORT DESCRIPTION
VDD (3.3V)
Dimmer
POO
VSS (Gnd)
DSP Reset
AC In
OSD X1
OSD Xo
OSD B
OSD R
OSD G
OSD B
OSD Blk
Power On/Off
VRef
B+Fail
Half Tone
SCL
EEPROM
I002
SDA
SCL
I003
DAC 1
SDA
SCL
DAC 2
I004
SDA
SDA
Rear Audio
IS11
Control
SCL
Main CCD
Sub CCD
OSC In
OSC Out
VSS (Gnd)
IRIn
VRefHS
CLH
Ft. Panel Control Keys
CIRCUIT DESCRIPTION
I001
61
4
FE Enable1
41
44
6
Main/Sub AFC
29
19
23
FE Enable2
43
48
Key In
7
47
39
20
Clock
37
Data
21
38
46
FC Enable
39
DSP SI
17
51
DSP Err Mute
18
53
DSP Sck
16
36
DSPSS
15
9
DSPRST
19
40
DSP S0
13
DSP Busy
12
60
SCL2
SDA2
59
SO Select
50
3
SCL1
Reset 54
2
SDA1
IRef
35
57
SDA3
BVCOI 42
SCL3
56
AVDD 3.3V
33
28
Test
52
30
32
CLL
62
Sub FV Det
11
63
Main FV Det
10
64
Comp
34
1
G+Reset
8
27
45
VMute
26
VSync
55
AD
5
KeyIn
CLOCK
DATA
ENABLE
AFC
DATA
CLOCK
ENABLE
AFC
Clock
Data
Enable
I014
DSP SI
Level
Shift
DSP Err
DSP Sck
DSPSS
DSPRST
SCL
U204
SDA
SCL
I701
SDA
SCL
IX01
SDA
SCL
IS03
SDA
SCL
IS05
IS05
SDA
SCL
IS10
SDA
SCL
IS08
SDA
SCL
IS01
N/C
SDA
U201
MAIN
TUNER
U202
PinP
TUNER
U205
Flex Conv & PinP
Unit
Audio DSP
AC3/ProLogic
3D/YC
Comb Filter
Deflection
Rainforest
IC
Front Audio
Control
Front EQ
Cent EQ
Cent/LFE/PinP
Audio Control
DAC3
47
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