Panasonic DVD-S32EB, Service Manual

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INITIAL/LOGO ABBREVIATIONS
V VBLANK
VCC
VCDCONT
VDD
VFB
VREF
VSS
V BLANKING
COLLECTOR POWER SUPPLY
VOLTAGE
VIDEO CD CONTROL
(TRACKING
BALANCE)
DRAIN POWER SUPPLY
VOLTAGE
VIDEO FEED BACK
VOLTAGE REFERENCE
SOURCE POWER
SUPPLYVOLTAGE
W WAIT
WDCK
WEH
WSR
BUS CYCLE WAIT
WORD CLOCK
WRITE ENABLE HIGH
WORD SELECT RECEIVER
X X
XALE
XAREQ
XCDROM
XCS
XCSYNC
XDS
XHSYNCO
XHINT
XI
XINT
XMW
XO
XRE
XSRMCE
XSRMOE
XSRMWE
XVCS
XVDS
XVSYNCO
X' TAL
X ADDRESS LATCH ENABLE
X AUDIO DATA REQUEST
X CD ROM CHIP SELECT
X CHIP SELECT
X COMPOSITE SYNC
X DATA STROBE
X HORIZONTAL SYNC OUTPUT
XH INTERRUPTREQUEST
X' TAL OSCILLATOR INPUT
X INTERRUPT
X MEMORY WRITE ENABLE
X' TAL OSCILLATOR OUTPUT
X READ ENABLE
X SRAM CHIP ENABLE
X SRAM OUTPUT ENABLE
X SRAM WRITE ENABLE
X V-DEC CHIPSELECT
X V-DEC CONTROL BUS
STROBE
X VERTICAL SYNC OUTPUT
12. VOLTAGE CHART
Note:
- Circuit voltage and waveform described herein shall be regarded as
reference information when probing defect point, because it may differ
from an actual measuring value due to difference of Measuring
instrument and its measuringconditionand product itself.
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