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ZS-M30
1. Entering the CD test Mode
1. Press POWER button to turn on the power.
2. Place CD into tray (TOC data of the CD will be read).
3. Press and hold EDIT button, then press CD buttons in the
following order:
u (CD)t x (CD)t u (CD)t x (CD)
4. All LED and LCD segments start flashing.
5. Press any button to stop flashing of LED and LCD segments and
to shoe the following display.
Display
88
PGM
6. Press x (CD)button to enter CD test mode (STOP MODE 1)
and to show the following display.
Display
81
PGM
2. STOP Mode 2
1. Press the x (CD) button to enter the STOP mode 2, and dis-
play as below.
Display
82
PGM
2. Press the M and m button to move the optical pick-up to
position of the track where signal is recorded.
3. FOCUS Mode (Traverse Confirmation)
1. Press the u (CD ) button to enter the FOCUS mode and dis
play as below. (Focus servo ON. CLV-S, tacking and sled servo
OFF)
Display
F-
PGM
26
2. Connect an oscilloscope to TP (TE) and TP (VC) on the CD
board.
Connection:
oscilloscope
(DC range)
TP (VC)
TP (TE)
21
JW724
10
R783
C716
R786
TP
R713
(VC)
R708
3. Confirm that the traverse level of waveform satisfy specified
value as follows.
Traverse Waveform
VC
Specified Value:
traverse level: 0.65 to 1.20 Vp-p
4. ALL SERVO ON Mode 1
(RF Level and Jitter Confirmation 1)
1. Press the u (CD) button four times to enter the ALL SERVO
ON
mode 1 (start playback the disc) and display as below.
(All servo ON. LPC ON)
Display
P-
PGM
[CD BOARD] (SIDE B)
R722
R721
C
C720
41
R7
TP
C726
JW720
(RF)
R717
C723
R716
TP(TE)
R719
R718
C715
C721
C714
C722
C712
A
traverse level:
0.65 to 1.20 Vp-
B
A = B
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