Sony MXD-D3 Service Manual page 25

5. SELECTING THE TEST MODE
There are 31 types of test modes as shown below. The groups can be switched by turning the
the group to be used, press the
modes.
Refer to "Group" in the table for details can be selected.
All items used for servicing can be treated using group S. So be carefully not to enter other groups by mistake.
Display No.
TEMP CHECK C01
LDPWR CHECK C02
EF MO CHECK C03
EF CD CHECK C04
FBIAS CHECK C05
Scurve CHECK C06
VERIFYMODE C07
DETRK CHECK C08
TEMP ADJUS C09
LDPWR ADJUS C10
EF MO ADJUS C11
EF CD ADJUS C12
FBIAS ADJUS C13
EEP MODE C14
MANUAL CMD C15
SVDATA READ C16
ERR DP MODE C17
SLED MOVE C18
ACCESS MODE C19
0920 CHECK C20
HEAD ADJUST C21
CPLAY 1MODE C22
CREC 1MODE C23
ADJ CLEAR C24
AG Set (MO) C25
AG Set (CD) C26
Iop Read C27
Iop Write C28
INFORMATION C29
CPLAY MODE C30
CREC MODE C31
• For details of each adjustment mode, refer to "5. Electrical Adjustments".
For details of "ERR DP MODE", refer to "Self-Diagnosis Function" on page 2.
• If a different mode has been selected by mistake, press the
• Modes with (X) in the Mark column are not used for servicing and therefore are not described in detail. If these modes are set acciden-
[MENU/NO]
tally, press the
overwrite the non-volatile memory and reset it, and as a result, the unit will not operate normally.
[YES]
button. After setting a certain group, turn the
Contents
Temperature compensation offset check
Laser power check
Traverse (MO) check
Traverse (CD) check
Focus bias check
S letter check
Non-volatile memory check
Detrack check
Temperature compensation offset adjustment
Laser power adjustment
Traverse (MO) adjustment
Traverse (CD) adjustment
Focus bias adjustment
Non-volatile memory control
Command transmission
Status display
Error history display, clear
Sled check
Access check
Outermost circumference check
Head position check
Same functions as CPLAY MODE (Not used in servicing)
Same functions as CREC MODE (Not used in servicing)
Initialization of non-volatile memory of adjustment value
Auto gain output level adjustment (MO)
Auto gain output level adjustment (CD)
IOP data display
IOP data write
Microprocessing version display
Continuous playback mode
Continuous recording mode
button to release the mode immediately. Be especially careful not to set the modes with (!) as they will
[ AMS
l
Group (
C: Check
S: Service
[MENU/NO]
button to release that mode.
[ AMS ]
(MD) knob. After selecting
l L
]
(MD) knob switches between these
L
Mark Group ( * )
C S
C S
C S
C S
C S
(X) C
(X) C
(X) C
A S
A S
A S
A S
A S
(X) (!) D
(X) D
(X) D
S
(X) D
(X) D
(X) D
(X) D
(X) D
(X) D
A S
A S
A S
C S
A S
C S
C A S D
C A S D
)
*
A: Adjust
D: Develop
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