Philips DVP620VR/00, Сервисная инструкция

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1-16-1 H9720PIN
IC PIN FUNCTION DESCRIPTIONS
[ VCR Section ]
Comparison Chart of Models and Marks
IC501( SERVO / SYSTEM CONTROL IC )
“H”
≥
4.5V, “L”
≤
1.0V
Model Mark
DVP620VR/00 A
DVP620VR/05 B
DVP620VR/02 C
Pin
No.
Mark
IN/
OUT
Signal
Name
Function
Active
Level
1 IN
SC2-IN
Input Signal from
Pin 8 of SCART2
A/D
2 IN PG-Delay
Video Head
Switching Pulse
Signal Adjusted
Voltage
A/D
3 IN
POW-
SAF
P-ON Power
Detection Input
Signal
A/D
4 IN END-S
Tape End Position
Detect Signal
A/D
5 IN AFC
Automatic
Frequency Control
Signal
A/D
6 IN V-ENV
Video Envelope
Comparator Signal
A/D
7 IN KEY-1
Key Scan Input
Signal 1
A/D
8 IN
KEY-2
Key Scan Input
Signal 2
A/D
9 IN LD-SW
Deck Mode
Position Detector
Signal
A/D
10 IN ST-S
Tape Start Position
Detector Signal
A/D
11 -
NU Not Used
-
12 OUT
DVD
PLAY
DVD Play at High H
13 OUT
D-V-
SYNC Dummy V-sync
Output
H/Hi-
z
14 IN
REMOTE
-VIDEO Remote Control
Sensor
L
15 OUT C-ROTA
Color Phase
Rotary Changeover
SIgnal
H/L
16 OUT H-A-SW
Video Head Amp
Switching Pulse
H/L
17 IN
H-A-
COMP Head Amp
Comparator Signal
H/L
18 OUT RF-SW
Video Head
Switching Pulse
H/L
19 OUT
Hi-Fi-H-
SW HiFi Audio Head
Switching Pulse
H/L
20 - NU Not Used -
21 OUT
DVD-
POWER DVD Power Control
Signal
H
22 - NU Not Used -
23 OUT
POWER-
LED “POWER” LED
Signal Output
H/L
24 -
NU Not Used
-
25 - NU Not Used -
26 - NU Not Used -
27 OUT
RGB-
THROUG
H SCART 2 RGB
Through Control
Signal
L/H
28 OUT
LINE-
MUTE Audio Mute Control
Signal
H
29 OUT DVD-LED
“DVD” LED Signal
Output
H/L
30 OUT VCR-LED
“VCR” LED Signal
Output
H/L
31 IN
REC-SAF-
SW
Recording Safety
SW Detect (With
Record tab=”L”/
With out Record
tab=”H”)
H/L
32 IN A-MODE
Hi-Fi Tape
Detection Signal
L
33 OUT D-REC-H
Delayed Record
Signal
H
34 IN
RESET
System Reset
Signal (Reset=”L”)
L
35 IN
XCin Sub Clock
-
36 OUT XCOUT Sub Clock -
37 - Vcc Vcc -
38 IN Xin Main Clock Input -
39 OUT Xout
Main Clock Input
-
40 -
Vss Vss(GND)
-
41 OUT
INPUT
SELECT Input Selector
Control Signal
H/L
42 IN
DVD-
8PIN-IN
SCART 8Pin DVD
Input Control
Signal
H/L
43 IN CLKSEL Clock Select (GND) L
44 IN OSCin
Clock Input for
letter size
-
45 OUT OSCout
Clock Output for
letter size
-
46 - NU Not Used -
47 IN LP LP -
Pin
No.
Mark
IN/
OUT
Signal
Name
Function
Active
Level
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