Ic Pin Function Descriptions - Magnavox MC132EMG/17 Service Manual

www.freeservicemanuals.info
IC201 (TV/VCR Micro Controller IC)
"H" ≥ 4.5 V, "L" ≤ 1.0 V
Pin IN/ Signal
No. OUT Name
1 IN LD-SW
2 - NU
P-SAFETY
3 IN
2
P-SAFETY
4 IN
3
5 IN KEY0
6 IN KEY1
7 IN END-SENS End-Sensor
8 IN AFT-IN
9 IN ST-SENS
10 IN V-ENV
11 - NU
12 OUT SP-MUTE
13 OUT DV-SYNC
14 IN REMOTE
15 OUT ROTA
V-H-
16 -
SW(NU)
17 - NU
18 OUT RF-SW
19 - NU
20 - NU
21 - IF-MUTE
22 OUT REC-LED
23 OUT REC-LED
24 - NU
25 - NU
26 - FM/TV-SW FM/TV-SW Signal
27 - NU
28 - NU
29 - NU
30 - NU
31 OUT P-ON-H
32 - NU
REC-
33 IN
SAFETY
34 IN RESET
35 IN XC-IN

IC PIN FUNCTION DESCRIPTIONS

Function
Loading Switch Input
Not Used
Power Supply Failure
Detection 2
Power Supply Failure
Detection 3
Key 0 Input
Key 1 Input
AFT Input
Start-Sensor
Video Envelope Input
Not Used
Speaker Mute Output
Artificial V-Sync Output
Remote Signal Input
Color Phase Rotary
Changeover SIgnal
Not Used
Not Used
Video Head Switching Pulse
Not Used
Not Used
IF-MUTE Signal
Recording LED Control
Signal
Recording LED Control
Signal
Not Used
Not Used
Not Used
Not Used
Not Used
Not Used
Power On Signal at High
Not Used
Record Protection Tab
Detection
System Reset Signal (Reset
= "L")
Sub Clock 32 kHz
Pin IN/ Signal
No. OUT Name
36 OUT XC-OUT
37 - TIMER+5V Vcc
38 IN X-IN
39 OUT X-OUT
40 - GND
41 OUT SPOT-KILL Counter-measure for Spot
42 - NU
43 IN CLKSEL
44 OUT D-REC-H
45 IN I2C-OPEN
46 - GND
47 - NU
48 - NU
49 - GND
50 - GND
51 - NU
52 - NU
53 - P-ON+5V
54 - HLF
55 IN V-HOLD
56 IN CV-IN
57 - GND
58 IN H-SYNC
59 IN V-SYNC
60 OUT OSD-BLK
61 - NU
62 OUT OSD-B
63 OUT OSD-G
64 OUT OSD-R
65 OUT A-MUTE
66 OUT C-F/R
67 - NU
68 - YCA-SOUT YCA-SOUT Signal
69 - YCA-CS
70 - YCA-SCLK YCA-SCLK Signal
71 OUT SCL
IN/
72 SDA
OUT
73 - NU
74 IN C-SYNC
75 - NU
1-13-1
Function
Sub Clock 32 kHz
Main Clock Input
Main Clock Output
GND
Not Used
Clock Select (GND)
Delayed Record Signal
White Balance Adjust Mode
Judgment
GND
Not Used
Not Used
OSD GND
GND
Not Used
Not Used
OSD Vcc
HLF
VHOLD
Video Signal Input
GND
H-SYNC Input
V-SYNC Input
Output for Picture Cut off
Not Used
Blue Output
Green Output
Red Output
Audio Mute Output
Capstan Motor FWD/REV
Control Signal
Not Used
YCA-CS Signal
E2PROM/CHROMA IC Tuner
Communication Clock
E2PROM/CHROMA IC Tuner
Communication Data
Not Used
C-Sync Input
Not Used
T5515PIN
It`s Free