Ic Pin Function Descriptions - Philips MX5100VR/00 Service Manual

Comparison Chart of Models and Marks
Model
MX5100VR/00
MX5100VR/05
MX5100VR/02
[ VCR Section ]
IC501( SERVO / SYSTEM CONTROL IC )
Pin IN/ Signal
Mark
No. OUT Name
1 IN SC2-IN
IN PG-
2
DELAY
3 IN POW-SAF
4 IN END-S
5 IN AFC
6 IN V-ENV
7 IN KEY-1
8 IN KEY-2
9 IN LD-SW
10 IN ST-S
OUT LOAD-
11
CONT
OUT DVD-
12
PLAY
OUT D-V-
13
SYNC
IN REMOTE-
14
VIDEO
15 OUT C-ROTA

IC PIN FUNCTION DESCRIPTIONS

Mark
A
B
C
"H" ≥ 4.5V, "L" ≤ 1.0V
Function
Input Signal from
Pin 8 of SCART2
Video Head
Switching Pulse
Signal Adjusted
Voltage
P-ON Power
Detection Input
Signal
Tape End Position
Detect Signal
Automatic
Frequency Control
Signal
Video Envelope
Comparator Signal
Key Scan Input
Signal 1
Key Scan Input
Signal 2
Deck Mode Position
Detector Signal
Tape Start Position
Detector Signal
Load Power Supply
Switching Signal
DVD Playback
Control Signal
Dummy V-sync
Output
Remote Control
Sensor
Color Phase Rotary
Changeover SIgnal
Pin
Mark
No.
16
17
18
19
20
Active
Level
21
A/D
22
A/D
23
24
A/D
25
A/D
26
A/D 27
28
A/D
A/D 29
A/D 30
A/D
31
A/D
L
32
L
33
H/
34
Hi-z
35
L
36
H/L
37
1-16-1
IN/ Signal
OUT Name
Video Head Amp
OUT H-A-SW
Switching Pulse
IN H-A- Head Amp
COMP Comparator Signal
Video Head
OUT RF-SW
Switching Pulse
OUT Hi-Fi-H- Hi-Fi Audio Head
SW Switching Pulse
VPS/PDC Data
IN DAVN-L
Receive = "L"
OUT DVD- DVD Power
POWER Control Signal
OUT TUNER- "TUNER" LED
LED Signal Output
OUT POWER- "POWER" LED
LED Signal Output
OUT FIL-ON/ Filament ON/OFF
OFF Control Signal
OUT TIMER- "TIMER" LED
LED Signal Output
OUT REC-LED "REC" LED Signal
Output
-
NU Not Used
Output Select,
OUT OUTPUT-
"L"=VCR/Tuner,
SEL2
"H"=DVD
OUT DVD-LED "DVD" LED Signal
Output
OUT VCR-LED "VCR" LED Signal
Output
Recording Safety
SW Detect (With
IN REC-SAF-
Record tab="L"/
SW
With out Record
tab="H")
IN A-MODE Hi-Fi Tape
Detection Signal
OUT D-REC-H Delayed Record
Signal
System Reset
IN RESET
Signal (Reset="L")
IN XCin
Sub Clock
OUT XCout
Sub Clock
-
Vcc Vcc
Active
Function
Level
H/L
H/L
H/L
H/L
L
H
H/L
H/L
L
H/L
H/L
-
H/L
H/L
H/L
H/L
L
H
L
-
-
-
E9015PIN