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(3) Confirming Procedure
. a) Actuate the service program. — -
b) Check the value of automatic focus gain adjustment.
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c) Check the value of automatic tracking gain adjustment.
d) Check for tracking offset. .
e) Finish the service program.and return the mode to normal operation (tum ON the power switch in normal manner).
f) Check for HF level.
(4
—
Confirming Focus Gain
Confirm the following items.
b) Press [1] button. (INDEX No. indication
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c) Check for.automatic adjustment value.
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Automatic adie tient value: 01mM27s ~ 00mM81s (Test disc: CA-1 094) . :
(5) . Confirming Tracking Gain
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'Confirm the following items.
a) Press| If PAUSE | ull (TRACK No. indication. 03)
b) Press [2] button. (INDEX No. indication@-) 9 =
°°"
c) Check for automatic adjustment value.
'
Automatic adjustment value: 01M27s ~ O0m35s (Test disc: CA-1094)
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"the confirmation for pick-up according to pick-up replacement standard.
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If there is no abnormality in pick-up as described in pick-up replacement giangard notes, no problem will occur for disc
playback even though the automatic adjustment value is less than.EEq01s of 00OM34s.
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(6) Tracking offset (E/F Balance)
Connection
Oscilloscope
Main Unit
TP102- @ (TE) O
TP102-@ (VC)
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a
(Oscilloscope)
. Push|
OPEN/CLOSE]
and load disc holder referrence
disk.
.
Push| & OPEN/CLOSE| and close disc holder.
0. 1v/div
1-2
:
. Push | ® PLAY] to turn disc. (Displays track number {2 )
. Short (+)(-) of oscilloscope and check the base line.
. Confirm that upper and lower amplitude of the waveform is
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