DVD-S2300MK2
13
DVD-S2300MK2
Initialize the player.
Press " ", " " and
" " buttons on the
player for 3 seconds or
longer.
"NO DISC" is displayed, unit
does not play smoothly, etc.
Check the laser drive current.
Replace the optical pickup.
Check the laser drive current
after replacement.
• Write the present value into
the unit if it is 60 (DVD), 45
(CD) or less.
Replace with a new optical pickup if the
preset value is more than 60 (DVD), 45
(CD).
Cause: Damage due to static electricity
during replacement.
Do the optical pickup tilt
adjustment.
When not repaired, check the
Module P.C.B.
Use the tilt adjustment
check function.
Value is more than
70 (DVD), 55 (CD).
Value is 70 (DVD),
55 (CD) or less.
Method: With no disc in the player:
Press the "ON SCREEN" button on
the remote control unit while pressing
the " " and " " (DVD) or
" "(CD) buttons on the
player.
[Display content]
LDD ○○○ ○○○（DVD）
LDC ○○○ ○○○（CD）
Factory Setting
Present value
Method: With no disc in the player:
Press the "ON SCREEN" button on
the remote control unit while pressing
the " " and " " (DVD) or
" "(CD) buttons on the
player.
Writing method:
Press the " " button on the remote
control unit while pressing " " and
" " buttons on the player.
■
OPTICAL PICKUP SELF-DIAGNOSIS AND REPLACEMENT PROCEDURE
An optical pickup self-diagnosis function and tilt adjustment check function have been included in this unit. When repairing,
use the following procedure for effective Self-diagnosis and tilt adjustment. Be sure to use the self-diagnosis function before
replacing the optical pickup when "NO DISC" is displayed. As a guideline, you should replace the optical pickup when the
value of the CD laser drive current is more than 55 (70 for DVD).
Note:
• Check the value within three minutes after applying the power to the player. (When the unit warms up, the result will be
incorrect.)
• Be sure to perform the following operation in the DVD mode.
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TEL 13942296513 QQ 376315150 892498299