List Of Abbreviations - Philips VR120 Service Manual

GB 110 9.

9.14 List of abbreviations

Signal
+5V analog in < 1W mode
5V_1WSTBY
+5V analog in STDBY mode
5V_STBY
+5V analog
5VA
+5V digital
5VD
+5V analog for power on reset stage
5VS
+5V analog for head wheel position
5VS1
-7V I/O-switches supply
7NEG
Scart 1 pin 8 output
8SC1
Scart 1 pin 8 output low
8SC1L
Scart 1 pin 8 output medium
8SC1M
Scart 2 pin 8 input
8SC2
Capstan motor supply, switched
9-14VM2
+9V analog
9VA
+9V analog stereo
9VASW
Scart 1/2 pin 10 in/out P50
10SC12
+14V analog
14AL
+14V for threading- and headmotor
14VM1
-18V display supply
18VNEG
+33V for tuner tuning voltage
33V
2FSC 2 fold sub carrier frequency
AEH1 Audio erase head
AEH2 Audio erase head
Automatic frequency control
AFC
AFL Audio FM Stereo left
AFR Audio FM Stereo right
AFV Audio-Frontend
Automatic gain control
AGC
AH1 AudioFM-Head-1
AH2 AudioFM-Head-2
AHC AudioFM-Head-Common
Audio input scart 1
AIN1
Audio input scart 1 left
AIN1L
Audio input scart 1 right
AIN1R
Audio input scart 2 left
AIN2L
Audio input scart 2 right
AIN2R
Audio input front/scart 2
AINF_AIN2
Audio left from front connector
AINFL
Audio right from front connector
AINFR
Audio to the modulator
AMCO
Audio mono playback
AMLP
Audio mono record
AMLR
Audio output from scart 1, left
AOUT1L
Audio output from scart 1, right
AOUT1R
Audio output from scart 2, left
AOUT2L
Audio output from scart 2, right
AOUT2R
Audio playback head
APH
Audio record head
ARH
Blanking pulse RGB loopthrough
BLANKING
Blue signal between scart 1/2
BLUE
Capstan control voltage
CAP
Capstan reverse
CREV
Colour system information
CSI
CSRP Chroma-SEC-Rec-Playback
CSW 8V/14V switching for capstan motor
VR120 Circuit descriptions and List of abbreviations
Description Application
PS AIO1 AIO2 DE
PS AIO2 DE
PS AF
PS AIO1 DE
DE
DE
AIO1
AIO1
AIO1
AIO1
PS DE
PS AF
PS
AIO1
PS AL
PS AIO1 DE AL
PS AIO2
PS
AL
AL
AIO1
AF
AF
AL FM FV
AIO1
AF
AF
AF
AL
AF
AF
AF
AF
AL
AF
AF
AF
AF AL
AF AL
AF
AF
AF
AF
AL
AL
AIO1 DE
AIO1 DE
AIO1
PS AIO1
FOME
FV VPO IO
FM FV VS VPO
IO
IO
IO
IO
IO
FM IO
IO
IO
IO
FV
VS VPO
FV
FM
FM
FV
VS
VS
VS
IO
IO
IO
IO
IO
IO
IO
IO
FV
FV
IO
IO
IO
IO
IO
IO
VS
VS