(No.MA388<Rev.002>)1-23
4.8
DVD check mode
Change LCD indication with a [FF] button and a [REW] button.
No.
A/D key
DVD unit operation
Indication contents
Example of
LCD indication
1
[1]
Start at normal speed
(After start, it is measured JITTER on the
internal position)
NORMPLAY
CUR ****
JIT ****
Laser current value
Jitter value
2
[2]
Tracking off on The outermost position of CD
EF-BAL
OUTROFF
For EF phase error
3
[3]
Tracking off on The innermost position of CD
EF-BAL
INNTROFF
For EF phase error
4
[4]
CD_LD lights and laser current is displayed
CDLD ON
CUR ****
JIT ****
Laser current value
Jitter value
5
[5]
DVD_LD lights and laser current is displayed
DVDLD ON
CUR ****
JIT ****
Laser current value
Jitter value
6
[6]
DVD x1 jitter measuring mode
(for use in mechanism measuremant)
DVDx1JIT
CUR ****
JIT ****
Laser current value
Jitter value
7
[DISP]
Indication of EEPROM contents
ROM DATA
ADDR ****
DATA ****
EEPROM address
EEPROM contents
8
[SRC]
Initialization of EEPROM contents
ROMCLEAR
9
[SEL]
Indication of temperature
TEMP
TEMP ****
Temperature
10
[MODE]
Search & jitter measurement to an appointed
position of DVD
DVD JIT
PLC ****
JIT ****
(Position measured with
VT-501 jitter value)
11
[BAND]
Setting of MONITOR terminal
MONITOR
M1 ****
M2 ****
12
[DISC UP ]
DVD x1 double speed start
(Afte start, it is measured JITER on the
internal position)
PLAY
CUR ****
JIT ****
Laser current value
Jitter value
13 [DISC DW ]
Disc stopped & LD-OFF
STOP
14
[EJECT]
EJECT
OPEN
Check item list
Note In The case of The jitter measurement : Begin a service mode after insert a disc.
Press key [1] of No.1 before an item in which the No.2 or 3 key is pressed.
Press key [1] of No.1 or key [12] of No,12 before an item in which the No.10 key is pressed and confirm
The indication of jitter value on the LCD.
No.6 starts only a DVD1 layer disc. Even other discs start DVD1 layer.
When No.1 and No.12 are pushed after jitter indication, a focus jump is executed. (onlu DVD2 layer)
Stop a disc before OPEN, CLOSE by all means. (OPEN and CLOSE are not executed in disc turn.)
The check mode can be exited by pressing the [POWER] key or by resetting the unit.
