JVC NX-MD1R Service Manual page 33

4. Adjustment and check items
1) CD section
(1) Indication of the C1 error
(2) Cancel of the C1 error indication
2) MD section
(1) Setup of the TEST MODE 1
(2) Initialization of the EEPROM
(3) Adjustment of the laser power
(4) Adjustment of the disk
(5) Setup of the TEST MODE 2
(6) Indication of variation in the pickup adjustment value
(7) Indication of the C1 error
(8) Cancel of the TEST MODE
5. Adjustment and check method
1) CD section
(1) Indication of the C1 error
While pressing both the STOP
and CD PLAY
unit,turn on the primary power supply.
Press the STANDBY/ON key
on the main unit
Press the CD OPEN/CLOSE
and insert the test disk.
Press key 1, 2 or 4 of the remote control
unit to start measurement. The number of
error corrections will be displayed every 10
seconds.
Key 1: Normal-speed playback
Key 2: 2x-speed playback
Key 4: 4x-speed playback
(2) Cancel of the C1 error indication
To cancel the C1 error indication, cut off the power supply.
key
key on the main
FL indication
CD TEST
key
200 Hz or less
FL indication
∗∗ ∗∗
∗∗∗Times
NX-MD1R/NX-MD1
1-33