Signal Name Abbreviations - Philips VR140/02 Service Manual

[ VR140/ (02, 07, 39, 58), VR840/ (07, 16, 39, 58) ]
Signal Name
4.43MHz 4.43MHz Clock
SCART 1 8Pin Output Control
8POUT-1
Signal
Control SCART 1 8Pin Level by
8POUT-2
using 8POUT-1 and 8POUT-2
A-COM Audio Head Common
A-IN 1, 2 Audio Signal Input 1, 2
A-MODE Hi-Fi Tape Detection Signal
Audio Mute Control Signal
A-MUTE-H
(Mute = "H")
A-OUT Audio Signal Output
Normal Audio Play Back/Record
A-PB/REC
Signal
AE-H Audio Erase Head
Automatic Frequency Control
AFC
Signal
AGC Tuner IF Signal Output
Always +12V/+20.5V with AC Plug
AL+12/+20.5V
Connected
Always +12V with AC Plug
AL+12V
Connected
Always +5V with AC Plug
AL+5V
Connected
Always +9V with AC Plug
AL+9V
Connected
Always -5V with AC Plug
AL-5V
Connected
AMPC CTL AMP Connected Terminal
AMPVcc AMPVcc
AMPVREF
V-Ref for CTL AMP
OUT
AMPVREF V-Ref for CTL AMP
IN
AUDIO-SW-1 Audio IN/OUT Control Signal
AUDIO-SW-2 Audio IN/OUT Control Signal
A/D Converter Power Input/
AVcc Standard
Voltage Input
Capstan Motor
C-CONT
Control Signal
Capstan Motor FWD/REV Control
C-F/R
Signal (FWD="L"/REV="H")

SIGNAL NAME ABBREVIATIONS

Function
Signal Name
C-FG
C-POW-SW
C-POWER-
SW
C-ROTA
C-SYNC
CLKSEL
COLOR-IN
CTL (+)
CTL (-)
CTLAMPout
D-CONT
D-PFG
D-PG
D-REC-H
D-V- SYNC
DAVN-L
DRV-CLK
DRV-DATA
DRV-STB
END-S
EASY-LINK
FE-H GND
FF/REW-L
FSC-IN
[4.43MHz]
FTV-IN
H-A-COMP
H-A-SW
Hi-Fi-A (L)
1-6-3
Function
Capstan Motor
Rotation Detection
Pulse
Capstan Power Switching Signal
Capstan Power Switching Signal
Color Phase Rotary Changeover
SIgnal
Composite Synchronized Pulse
Clock Select (GND)
SECAM or MESECAM Chroma
Video Input Signal at Super
Impose
Playback/Record Control
Signal (+)
Playback/Record Control
Signal (-)
To Monitor for CTL AMP Output
Drum Motor Control Signal
Drum Motor Phase/Frequency
Generator
Drum Motor Phase Generator
Delayed Record Signal
Dummy V-sync Output
VPS/PDC Data Receive = "L"
LED Clock Driver IC Control Clock
LED Clock Driver IC Control Data
LED Clock Driver IC Chip Select
Signal
Tape End Position Detect Signal
Easy Link Data Output
Ground for Full Erase Head
CTL Frequency Characteristics
Switching Signal (FF/REW="L")
4.43MHz Clock Input
Comparator Input of Video Signal
for Follow TV
Head Amp Comparator Signal
Video Head Amp Switching Pulse
Hi-Fi Audio Head (L)
HE270SNA