-7-
CPU Port Functions
Pin No.
Function Name
Function
1
SIFout
SIF Output (NICAM)
2
IFAGC-F
IF AGC Filter
3
SIF-IN
SIF Input
4
FM-F
Filter for the DC loop of FM detector
5
FMout
FM detector output
6
Aud out
Audio output
7
SND-APC-F
Snd VCO frequency is locked at 500kHz from SIF
8
IF-Vcc
DC Supply pin for IF circuit
9
VM/Ext-A-IN
External audio signal input
10
ABL
Auto Beam Limiter function
11
RGB Vcc
Vcc input pin of RGB output block function
12
R-Out
R signal output pin function
13
G-Out
G signal output pin function
14
B-Out
B signal output pin function
15
NC
Not Connected
16
Vramp
To generate a ramp waveform for the reference V-out
17
V-out
Output pin of vertical synchronization ramp signal
18
Iref
Producing reference current function
19
H-Vcc
Vcc of Horizontal deflection and BUS interface
20
AFC-F
AFC Filter pin of horizontal VCO function
21
H-out
Horizontal output pin
22
VCD-GND
Video Chroma Deflection GND
23
Power Fail IN
Power Fail Input function
24
S-TERM IN
S-Video input
25
STATUS IN
Factory PC mode status (L=ON)
26
Remote IN
Remote Control signal receiver
27
P14/PWM1
28
P15/PWM2
29
ON-TIMER LED OUT On timer led out function
30
MUTE OUT
Mute out function
31
IIC SDA1
IIC-Bus Data Line
32
IIC SCK1
IIC-Bus Clock Line
33
X’tal
Crystal Oscillator
34
X’tal
Crystal Oscillator
35
5V
Supply (5V)
36
Power Out
Power On/Off signal output
37
Bass Expander
Bass Expander On/Off function
ON/OFF OUT
38
VIF M OUT
VIF M Out/Bilingual Out function
/Bilingual Out
39
AD KEY IN
Key signal input
40
RESET
RESET pin function
41
FILT
FILT pin function
42
GND
Ground
43
CCD-Vcc
Vcc (5V) pin for 1H delay-line
44
FBP-IN
Fly Back Pulse Input
45
YC-C
Y/C-C Input function
46
YC-Y
Y/C-Y Input function
Pin No.
Function Name
Function
47
C-APC2
AFC filter pin of chroma VCO. (3.58MHz)
48
DVD-Y
DVD-Y Input
49
CB-IN
C
B
Input (for DVD)
50
X’tal
4.43MHz Crystal
51
CR-IN
C
R
Input (for DVD)
52
SVO/FSC
Selected Video Output or FSC Output
53
C-APC-F
Chroma APC Filter
54
Ext-Video-IN
Ext Video Input & Y Input in S-VHS mode
55
VCD-Vcc
Video Chroma Deflection VCC
56
Int-Video-IN
Int. Video Input & Chroma Signal Input in S-
VHS mode
57
Blk-F
Black peak level detection in black stretch circuit.
58
PIF-APC-F
APC filter pin for PLL circuit function.
59
AFT
Automatic Fine Tuning Output pin
60
Video out
Video Output pin
61
RF AGC
RF AGC Output pin
62
IF-GND
Ground of IF circuit
63
VIF IN
PIF input pin
64
VIF IN
PIF input pin
SM_21-BA5V(AC6-A)AUS 7/25/06 9:24 AM Page 7