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18
CX-JN20/JN30
CD TEST MODE
•
This mode can run the CD sled motor freely. Use this mode, for
instance, when cleaning the pickup.
Procedure:
1. In the status where AC plug is disconnected, while pressing
the
[CD]
button, connect the AC plug to turn the power on.
2. When enter this mode, it displays “CD TEST” and few sec-
onds later, all segments turn on of the fluorescent indicator
tube.
3. To release from this mode, disconnect the AC plug and turn
the power off.
In this mode, it operates as following table.
Button
Operation
Purpose of use
M
Move the pick-up to outside track
Sled circuit check
m
Move the pick-up to inside track
Tracking circuit check
Mechanism operation check
Optical pick-up check
N
Playback a CD
Servo block check
If it cannot focus on, it continuous focus search
x
When playback a CD: stop playback
APC circuit check
When stop a CD:
Laser current measure
display “READING” (blink)
Focus search waveform check
continuous laser diode on
Tracking balance check
continuous focus search (not made focus on)
X
Pause, Tracking servo off
(ignore CLV error)