JVC EX-AK2DB, Service Manual

Page: 20 / 24

1-20 (No.MB658<Rev.001>)
Upper : Laser current value
(BACKUP value,Real measured value)
Lower : 0
Upper : 0x01-0x04 (check port number)
Lower : 0
Press a [3] key of the
remote controller Port check mode
(TRACK,INDEX,DEMP,COPY)
1:INDEX Port = High
2:TRACK Port = High
3:COPY Port = High
4:DEMP Port = High
Press a [4] key of the
remote controller CD_LD lights and laser
current is displayed
P O T
C L D
Upper : Laser current value
(BACKUP value,Real measured value)
Lower : 0 Press a [5] key of the
remote controller DVD_LD lights and laser
current is displayed
D L D
Upper : Laser current value
(BACKUP value,Real measured value)
Lower : Real measured value Press a [6] key of the
remote controller DVD_SL x1 jitter
measurement mode
J I T
Upper Byte1 : Display option
0x00 : BACKUP area
0xFF : permanent area
Upper Byte2 : BACKUP memory address
(0x00-0x63)
Lower : Content of BACKUP memory
Press a [8] key of the
remote controller Content of BACKUP
memory(0x00-0x63)
indication (FWD)
B U P
Upper : 0
Lower : Temperature sensor value Press a [9] key of the
remote controller Temperature sensor
(AD value) indication
T M P
Upper : 0x00-0x06(measure at VT501)
Lower : Jitter value Press a [10] key of the
remote controller DVD-DL(parallel,opposite)
Search & jitter
measurement of the
specified position of
DVD-SL
- D L
Upper : 0x00-0x0C
Lower : 0 Press a [0] key of the
remote controller MONITOR output switch
1: SRV_MONI_CIRC
2: SRV_MONI_SERVO
3-5: SRV_MONI_ANALOG
6-7: SRV_MONI_DRC
8-11: SRV_MONI_SERVO
_JIG
12: SRV_MONI_DEFAULT
M O T
Press a [ 10] key of the
remote controller BCA READ CHECK
0:During BCA READ
1:BCA READ OK
2:BCA SEEK ERROR
3:BCA READ ERROR
4:SPINUP adjust ERROR
B C A
STEP Operation Movement Remarks FL(LCD)indication
1 3 2
1
3 2
4 6 5 7 8
Upper : 0
Lower : WOBBLE detection result Press a [2] key of the
remote controller Presence of WOBBLE
0:WOBBLE_NO_CHECK
(un check)
1:WOBBLE_PRESS_MEDIA
(press)
2:WOBBLE_MINUS_MEDIA
(DVD-R/-RW media)
3:WOBBLE_PLUS_MEDIA
(DVD+R/+RW media)
W O B
Press a [1] key of the
remote controller Disc startup and through
playback
(Playback starts from the
start position)
K C H E C
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