Philips DVP620VR Service Manual page 14

SIGNAL NAME ABBREVIATIONS
SignalName [Function
| Capstan Motor Control Signal
Capstan Motor FWD/REV Control
Signal (FWD="
"/REV="H")
F
Capstan Motor Rotation Detection
Pulse
:
Q ce) = |
?
a
Bs)
5
Ay G)
Control SCART 1 8Pin Level by
using 8POUT-1 and 8POUT-2
AUDIO+5V (green)
"DVD" LED Signal Output
+5V at Audio Signal
A/D Converter Power Input/
Standard Voltage Input
DVD-LED
8POUT-1
C-POWER-SW | Capstan Power Switching Pulse
A-COM
| Audio Head Common
C-ROTA
Color Phase Rotary Changeover
AIN || Audio Signal input Slgnal
A-MODE | Hi-Fi Tape Detection Signal C-SYNC Composite Synchronized Pulse
A-MUTE | Audio Mute Output
CLKSEL Clock Select (GND)
A-MUTE-H Audio Mute Control Signal (Mute = SECAM or MESECAM Chroma
"H") COLOR-IN Video Input Signal at Super
A-OUT | Audio Signal Output Impose
T Playback/Record Control Signal
A-PB/REC at Audio Play Back/Record on g
AEH | Audio Erase Head CTL- | Playback/Record Control Signal (-)
are
Automatic Frequency Control
CTLAMPout
| To Monitor for CTL AMP Output
Signal D-CONT | Drum Motor Control Signal
Automatic Frequency Control ; Drum Motor Phase/Frequency
a
AGC IF AGC Control Signal! D-REC-H | Delayed Record Signal
AGC IF AGC Control Signal D-V- SYNC | Dummy V-sync Output
Always +12V with AC Plug DAVN-L | VPS/PDC Data Receive = "L'
AL+12V
Connected DISPLAY-CLK | VFD Driver IC Control Clock
ror
as HEV with AC Plug
DISPLAY-DATA | VFD Driver IC Control Data
—
— " a
DISPLAY-STB_| VFD Driver IC Chip Select Signal
+20, ways +20.5V/+12V wi ug
May Always +4.0V with AC Plug
DRV-DATA VFD one IC eonte! Data
re
Connected
DRV-STB
| VFD Driver IC Chip Select Signal
Always +44V with AC Plug DUBBING-SW Dubbing Start at high
AL+44V C ———
onnected
DVD A _ _ | DVD Audio Signal
Always +5V with AC Plug
DVD LED
| "DVD" LED Signal Output
AL+5V C cted
Ue DVD-8PIN-IN | SCART 8Pin DVD Input Control
ALa9V
Always +9V with AC Plug
Rckichet
Signal
Connected , DVD-A(L)-
ane Always -30V with AC Plug MUTE | DVD Audio(L) Mute Control Signal
Connected DVD-A(R)-
; Always -5V with AC Plug MUTE | DVD Audio(R) Mute Control Signal
Connered ! DVD-A-MUTE [DVD Audio Mute Control Signal
CTL AMP Connected Terminal | . [5VD-A-OUTID [DVD Audio(L) Signal Output
AMPVcc
DVD-A-
AMPVREF in _|| V-Ref for CTL AMP OUT(R) | EVD mua) Signal Outpt
AVcc
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