Philips VR750 Service Manual page 38

Pin IN/ Signal
Mark
No. OUT Name
37 -
Vcc
38 IN X-IN
39 OUT X-OUT
40 -
Vss
41 -
N.U.
42 -
N.U.
43 IN CLKSEL
44 IN OSCin
45 OUT OSCout
46 -
N.U.
47 -
LP
FSC-IN
48 IN
[4.43MHz
]
49 -
OSDVss
50 IN OSD-V-IN
51 -
N.U.
OUT OSD-V-
52
OUT
53 -
OSDVcc
54 - HLF
F,G,
- N.U.
H,J,K
55
COLOR-
I,L IN
IN
56 IN
DAVN-L
57 -
N.U.
58 IN
C-SYNC
59 OUT 8POUT-1
60 OUT 8POUT-2
61 -
N.U.
62 -
N.U.
63 - N.U.
Active
Function
Level
-
Vcc
Main Clock
-
Input
Main Clock
-
Input
-
Vss(GND)
-
Not Used
-
Not Used
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)
Not Used -
SECAM or
MESECAM
Chroma Video -
Input Signal at
Super Impose
VPS/PDC
L
Data Receive
= "L"
-
Not Used
Composite
PULSE
Synchronized
Pulse
SCART 1 8Pin
H/L
Output Control
Signal
SCART 2 8Pin
H/L
Output Control
Signal
-
Not Used
-
Not Used
Not Used -
1-14-4
Pin IN/ Signal
Mark
No. OUT Name
64 IN FTV-IN
65 -
N.U.
OUT C-POW-
66
SW
67 OUT P-ON-H
OUT DRV-
68
DATA
69 OUT DRV-STB
70 OUT DRV-CLK
OUT IIC-BUS
71
SCL
IN/
IIC-BUS
72
SDA
OUT
73 -
N.U.
74 -
N.U.
75 -
N.U.
76 OUT C-CONT
77 OUT D-CONT
78 OUT C-F/R
79 IN
S-REEL
80 IN
T-REEL
OUT LM-FWD/
81
REV
82 -
N.U.
83 OUT A-MUTE
OUT FF/REW-
84
L
85 -
N.U.
Active
Function
Level
Comparator
Input of Video
L/H
Signal for
Follow TV
-
Not Used
Capstan
Power
L/H
Switching
Pulse
Power On
H
Signal at High
LED Clock
H/L
Driver IC
Control Data
LED Clock
H/L
Driver IC Chip
Select Signal
LED Clock
H/L
Driver IC
Control Clock
2
I C BUS
H/L
Control Clock
2
I C BUS
H/L
Control Data
-
Not Used
-
Not Used
-
Not Used
Capstan Motor
PWM
Control Signal
Drum Motor
PWM
Control Signal
Capstan Motor
FWD/REV
H/L
Control Signal
(FWD="L"/
REV="H")
Supply Reel
PULSE
Rotation
Signal
Take Up Reel
PULSE
Rotation
Signal
H/L/
Loading Motor
Control Signal Hi-z
-
Not Used
Audio Mute
H
Control Signal
CTL
Frequency
Characteristics
L
Switching
Signal (FF/
REW="L")
-
Not Used
HG490PIN