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