Denon dcd-485 Service Manual page 6

How to check the test mode
( 1 ) DISC discrimination, adjustment
* Insert DISC, and press the PAUSE button.
* "06 Adj" is displayed, and discrimination of DISC size 8 cm/12 cm, discrimination of
DISC reflectance (CD, CD-R/CD-RW), adjustment of focus, tracking offset,
and EF balance will be performed. (Adjusted values are not displayed:
FEO
TEO
HF
DRF
Fig. 2 DISC discrimination, adjustment
(Case of CD-RW)
* After completing the discrimination and adjustment, it becomes stop condition.
* Once discrimination of DISC has been carried out in the "06 Adj" mode, discrimination of
size and reflectance is no longer made, and only adjustment will be performed.
( 2 ) Checking of servo state
* Press the PLAY button after performing above (1) "DISC discrimination, adjustment".
* "02 L on" is displayed, and the laser will start to light. (The pickup may vibrate with a rattling
noise if DISC has been loaded, but this is not abnormal.)
* Press the PLAY button again.
* "03 F on"is displayed. DISC starts turning,and focus servo will be actuated.
FEO
TEO
6
TEO
TB
SLD
Fig. 3
Adjustment of EF balance
TEO
HF
)
Refer to Fig. 2, 3
(Refer to Fig. 4, 5)