Purpose: To maintain video signal output compatibility.
1. Connect the oscilloscope to the video component output terminal and terminate at 75 ohms.
2. Apply the trigger at the Y output terminal signal.
3. Adjust VR3041 so that the video component signal (CB) level becomes 525 mVp-p ±11 mV.
Measurement point
Adjustment point
Mode
Disc
Video output terminal
VR3041 (mother C.B.A.)
Color bar 75%
DVD disc (Color bar 75%)
Measuring equipment, tools
Adjustment value
Screwdriver, Oscilloscope
525mVp-p±11mV
100mV/div, 10µsec/div
3. Video Component Signal (CB) Output Adjustment
Do this adjustment after replacing a C.B.A.
4. Abbreviations
INITIAL/LOGO
ABBREVIATIONS
A
A0~UP
ADDRESS
ACLK
AUDIO CLOCK
AD0~UP
ADDRESS BUS
ADATA
AUDIO PES PACKET DATA
ALE
ADDRESS LATCH ENABLE
AMUTE
AUDIO MUTE
AREQ
AUDIO PES PACKET REQUEST
ARF
AUDIO RF
ASI
SERVO AMP INVERTED INPUT
ASO
SERVO AMP OUTPUT
ASYNC
AUDIO WORD DISTINCTION SYNC
B
BCK
BIT CLOCK (PCM)
BCKIN
BIT CLOCK INPUT
BDO
BLACK DROP OUT
BLKCK
SUB CODE BLOCK CLOCK
BOTTOM
CAP. FOR BOTTOM HOLD
BYP
BYPATH
BYTCK
BYTE CLOCK
C
CAV
CONSTANT ANGULAR VELOCITY
CBDO
CAP. BLACK DROP OUT
CD
COMPACT DISC
CDSCK
CD SERIAL DATA CLOCK
CDSRDATA
CD SERIAL DATA
CDRF
CD RF (EFM) SIGNAL
CDV
COMPACT DISC-VIDEO
CHNDATA
CHANNEL DATA
CKSL
SYSTEM CLOCK SELECT
CLV
CONSTANT LINEAR VELOCITY
COFTR
CAP. OFF TRACK
CPA
CPU ADDRESS
INITIAL/LOGO
ABBREVIATIONS
C
CPCS
CPU CHIP SELECT
CPDT
CPU DATA
CPUADR
CPU ADDRESS LATCH
CPUADT
CPU ADDRESS DATA BUS
CPUIRQ
CPU INTERRUPT REQUEST
CPRD
CPU READ ENABLE
CPWR
CPU WRITE ENABLE
CS
CHIP SELECT
CSYNCIN
COMPOSITE SYNC IN
CSYNCOUT
COMPOSITE SYNC OUT
D
DACCK
D/A CONVERTER CLOCK
DEEMP
DEEMPHASIS BIT ON/OFF
DEMPH
DEEMPHASIS SWITCHING
DIG0~UP
FL DIGIT OUTPUT
DIN
DATA INPUT
DMSRCK
DM SERIAL DATA READ CLOCK
DMUTE
DIGITAL MUTE CONTROL
DO
DROP OUT
DOUT0~UP
DATA OUTPUT
DRF
DATA SLICE RF (BIAS)
DRPOUT
DROP OUT SIGNAL
DREQ
DATA REQUEST
DRESP
DATA RESPONSE
DSC
DIGITAL SERVO CONTROLLER
DSLF
DATA SLICE LOOP FILTER
DVD
DIGITAL VIDEO DISC
E
EC
ERROR TORQUE CONTROL
ECR
ERROR TORQUE CONTROL
REFERENCE
ENCSEL
ENCODER SELECT
ADJUSTMENT/ABBREVIATION
DV-303/DVF-5020/K5020
22
sd1p-2
99.11.2
11:16
AM
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