Ic Pin Function Descriptions - Philips DVP3355V/F7 Service Manual

IC PIN FUNCTION DESCRIPTIONS

< VCR Section >
IC501 (SERVO/SYSTEM CONTROL/OSD)
"H" ≥ 4.5 V, "L" ≤ 1.0 V
Pin IN/ Signal
No. OUT Name
P-DOWN Power Voltage Down Detector
1 IN
-H Signal
Recording Safety SW Detect
REC-
2 IN (With Record tab = "L" / With
SAF-SW
out Record tab = "H")
3 IN T-REEL Take Up Reel Rotation Signal
DVD-
4 OUT REMOTE- DVD Remote Inhibition signal
INH
REMOTE-
5 IN Remote Control Sensor
VIDEO
- NU Not Used
6
AUDIO- Audio Mute Control Signal
7 OUT
MUTE-H (Mute = "H")
- NU Not Used
8
9 - NU Not Used
POWER-
10 OUT POWER LED Signal Output
LED
POWER-
11 OUT POWER LED Signal Output
LED
IN/ IIC-BUS
IIC BUS Control Data
12
OUT SDA
IIC-BUS
13 OUT IIC BUS Control Clock
SCL
14 OUT YCA-SCL YCA IC Control Clock
15 OUT YCA-SDA YCA IC Control Data
16 OUT YCA-CS YCA IC Control Chip Select
P-ON- Power Regulator Control
17 OUT
CONT Signal
18 OUT RF-SW Video Head Switching Pulse
D-V
19 OUT Dummy V-sync Output
SYNC
System Reset Signal (Reset =
20 IN RESET
"L")
LM-FWD/ Loading Motor FWD/ REV
21 OUT
REV Output
22 OUT P-ON-L Power On Signal to Low
23 - NU Not Used
24 OUT D-REC-H Delayed Record Signal
Hi-Fi-H- HiFi Audio Head Switching
25 OUT
SW Pulse
Function
1-17-1
Pin IN/ Signal
No. OUT Name
DVD-
26 OUT DVD Power Control Signal
POWER
Capstan Motor FWD/REV
27 OUT C-F/R Control Signal (FWD = "L" /
REV = "H")
28 OUT C-CONT Capstan Motor Control Signal
29 OUT D-CONT Drum Motor Control Signal
30 - NU Not Used
31 - VDD VDD
Main Clock Output
32 OUT OSCO
14.31818MHz
Main Clock Input
33 IN OSCI
14.31818MHz
34 - VSS VSS
35 IN XI Sub Clock Input 32.768 MHz
36 OUT XO Sub Clock Output 32.768 MHz
Operation Mode Selecting
37 IN SXI
Input Signal
VIDEO- Composite Video Signal
38 OUT
OUT Output
39 - VSS2 Vss2
40 IN VIDEO-IN Composite Video Signal Input
Composite Synchronized
41 IN C-SYNC
Pulse
42 - VDD2 VDD2
Low Path Filter Input Signal
43 IN AFCC
For AFC
Low Path Filter Output Signal
44 OUT AFCLPF
For AFC
45 - NU Not Used
OUTPUT-
46 OUT Output Select
SELECT(1)
47 IN D-PFG Drum PG/FG Input Signal
POWER- P-ON Power Supply Abnormal
48 IN
SAFETY Detection Input
Capstan Motor Rotation
49 IN C-FG
Detection Pulse
50 - AFG GND
Servo Standard Voltage
51 OUT VRO
Output
52 IN VRI Servo Standard Voltage Input
53 - AVSS AVSS
54 IN CTLA CTL Amp. AC GND
55 - AVDD AVDD
Function
E8E6DPIN