Ic201 Port Function - Sanyo CP29YS2B Service Manual

IC201 Port Function

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- V cc 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 function
ON-TIMER LED OUT
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
Pin No. Function Name
43 CCD-Vcc
44 FBP-IN
45 YC-C
46 YC-Y
47 C-APC2
48 DVD-Y
49 CB-IN
50 X ' tal
51 CR-IN
52 SVO/FSC
53 C-APC-F
54 Ext-Video-IN
55 VCD-Vcc
56 Int-Video-IN
57 Blk-F
58 PIF-APC-F
59 AFT
60 Video out
61 RF AGC
62 IF-GND
63 VIF IN
64 VIF IN
-7-
Function
Vcc (5V) pin for 1H delay-line
Fly Back Pulse Input
Y/C-C Input function
Y/C-Y Input function
AFC filter pin of chroma VCO.
(3.58MHz)
DVD-Y Input
C B Input (for DVD)
4.43MHz Crystal
C R Input (for DVD)
Selected Video Output or FSC Output
Chroma APC Filter
Ext Video Input & Y Input in S-VHS
mode
Video Chroma Deflection VCC
Int. Video Input & Chroma Signal
Input in S-VHS mode
Black peak level detection in black
stretch circuit.
APC filter pin for PLL circuit function.
Automatic Fine Tuning Output pin
Video Output pin
RF AGC Output pin
Ground of IF circuit
PIF input pin
PIF input pin