DR-S2.2
GENERAL INFORMATION
DIAGNOSIS
SELF-DIAGNOSTIC FUNCTION OF PICKUP DEFECTIVE
This unit can confirm the laser diode current value (DVD: 650nm, CD: 780nm) of pickup on the Test Mode screen.
(Press theRETURNSETUPkeys in order on the test mode remote control unit (GGF1067) to enter the test mode.)
It's effective in case of the following condition.
Symptom
Indicates "No Disc" in FL display.
Player does not playback, etc..
Procedure of Self-Diagnosis
1 Enter the Test mode.
2 When diagnosing the 650nm laser diode:
Press theSETUP1keys in order, and turn on the laser diode (It light-up for nine seconds.).
When diagnosing the 780nm laser diode:
Press theSETUP4keys in order, and turn on the laser diode (It light-up for nine seconds.).
When let it turn on once again after performed 2 once,
After pressedA.CONT key once
650nm: Press theSETUP1keys in order
780nm: Press theSETUP4keys in order
3 Confirm the indicated value of the laser diode current (LDI). (Refer to following figure.)
4 When indicated value is more than 100, pickup is defective. Replacement is necessary
Replace the Traverse Mechanism Assy or Pickup.
Note :When a DVD disc or a CD disc is played in the test mode, this function is effective.
Character in bold : Item name
: Information display
Laser diode current value
Test Mode Screen Display
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