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Check And Adjustment; Electrical Adjustment; Special Tools And Measuring Equipment; Pre-Setting - Sony CDU31A Series Service Manual

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SECTION 5
CHECK AND ADJUSTMENT
5-1
ELECTRICAL ADJUSTMENT
Disassemble the following parts and then perform the
adjustment.
a.
Bottom Plate Ass'y (Refer to 4-2)
5-1-1 Special Tools and Measuring Equipment
a.
Oscilloscope
b.
SONY Test Disc (YEDS-18)
c.
IBM PS/2 System
d.
S/A Attachment Tool
e.
SRV SLCD Disk
f.
BNC (one end) Cable (2pcs)
g.
Frequency Response Analyzer
5-1-2 Pre-Setting
a.
Connect the test drive to the ATP System. (Refer to
Fig. 2-2.)
b.
Tum on the power of Computer.
Note:
Make sure PC-DOS had been install the hard disk of
computer.
c.
After system loading, insert SRV SLCD Test Disk into
the drive A.
<I.
Change directory in the A drive.
e.
Tum on the S l of the Fixture COi, and then tum on
the power supply.
f.
Type
~~~0~[Ql£l[Q]
and hit IEnterl key to start
the adjustment. (Main menu will be displayed.)
g.
Insert the Test Oise (YEDS-18) to the test drive.
h. ·Select Test Mode by hitting
IE!]
key.
(Test Mode
menu will be displayed.)
1.
Select Spin Up by hitting
IE!]
key in Test Mode menu.
I
Esc
l
SRV _SLCD Alpha-X.XX
*
[I. K. September-01-1992)
Alt·Z
RESET DRIVE
L
Abort
r-ESTF~oDEJ
F3
Set Auto
Spin Up
F5
DIAG
Bus Check
F9
Play Audio
F2
AUDIO TEST
F4
Reset Auto
Eject
F6
DIAG
Memory Check
INQUIRY
I'
F10
l
[A TN : 80) Loading Mechanism is Loaded
!
~
AltX
~
EL10:36~.
Auto Spin Up : OFF /
Auto Eject : ON
L-+ L
R-+ R
L [ O.OdB]
R [ 0.0dB]
Close but No Disc / TOC : NO LED : OFF
Main Menu
5-1

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