Ic Pin Function Descriptions - FUNAI D8A-A4110DB Service Manual

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IC501( SERVO / SYSTEM CONTROL IC )
Pin IN/ Signal
No. OUT Name
1 IN SC2-IN
2 - NU
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
11 - NU
12 - NU
13 OUT D-V- SYNC Dummy V-sync
14 IN REMOTE
15 OUT C-ROTA
16 OUT H-A-SW
H-A-COMP Head Amp
17 IN
18 OUT RF-SW
19 OUT Hi-Fi-H-SW HiFi Audio Head
20 OUT FRONT-AV Front AV Output
21 OUT DVD-
POWER
22 -
NU
POWER-
23 OUT
LED
24 -
NU
25 -
NU

IC PIN FUNCTION DESCRIPTIONS

"H" ≥ 4.5V, "L" ≤ 1.0V
Active
Function
Level
Input Signal from
A/D
Pin 8 of SCART2
Not Used
P-ON Power
Detection Input A/D
Signal
Tape End Position
A/D
Detect Signal
Automatic
A/D
Frequency Control
Signal
Video Envelope
A/D
Comparator Signal
Key Scan Input
A/D
Signal 1
Key Scan Input
A/D
Signal 2
Deck Mode
Position Detector A/D
Signal
Tape Start Position
A/D
Detector Signal
Not Used
Not Used
H/Hi-z
Output
Remote Control
Sensor
Color Phase Rotary
H/L
Changeover SIgnal
Video Head Amp
H/L
Switching Pulse
H/L
Comparator Signal
Video Head
H/L
Switching Pulse
H/L
Switching Pulse
H/L
Signal
DVD Power Control
Signal
Not Used
"POWER" LED
H/L
Signal Output
Not Used
Not Used
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Pin IN/ Signal
No. OUT Name
26 - NU
27 OUT RGB
THROUGH
28 OUT LINE-
MUTE
29 OUT DVD-LED
-
30 OUT VCR-LED
REC-SAF-
31 IN
SW
32 IN P-DOWN -H
33 OUT D-REC-H
34 IN RESET
35 IN Xcin
36 OUT Xcout
37 -
Vcc
38 IN
Xin
39 OUT Xout
-
40 -
GND
-
41 OUT INPUT-
SELECT
DVD-8PIN-
42 IN
IN
L
43 IN
CLKSEL
44 IN
OSCin
45 OUT OSCout
46 - NUB
47 IN LP
FSC-IN
48 IN
[4.43MHz]
49 - OSDVss
50 IN OSD-V-IN
H
51 - NU
-
52 OUT OSD-V-
OUT
53 - OSDVcc
-
54 - HLF
-
1-15-1
Active
Function
Level
Not Used -
SCART 2 RGB
Through Control -
Signal
Audio Mute Control
H
Signal
"DVD" LED Signal
H/L
Output
"VCR" LED Signal
H/L
Output
Recording Safety
SW Detect (With
Record tab="L"/ H/L
With out Record
tab="H")
Power Voltage
Down Detector H
Signal
Delayed Record
H
Signal
System Reset
L
Signal (Reset="L")
Sub Clock -
Sub Clock -
-
Vcc
-
Main Clock Input
-
Main Clock Input
-
Vss(GND)
Input Selector
H/L
Control Signal
SCART 8Pin DVD
H/L
Input Control
Signal
L
Clock Select (GND)
Clock Input for
-
letter size
Clock Output for
-
letter size
Not Used -
LP -
4.43MHz Clock
-
Input
OSDVss -
OSD Video Signal
-
Input
Not Used -
OSD Video Signal
-
Output
OSDVcc -
LPF Connected
-
Terminal (Slicer)
E8G00PIN
26/5/2013