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CD TEST MODE
1. How to Active CD Test Mode
While pressing the CD function button, insert the AC plug to the outlet.
When the test mode starts, all indicators in the display will light.
2. How to Cancel CD Test Mode
Press other function button or power button, or disconnect the AC plug.
3. CD Test Mode functions
No
MODE
Operation
Operation
Checking item
FL display
1
3
2
4
5
CD
CD
TEST
(00 00 00)
FL item
Microprocessor
APC circuit
Laser current
Focus search waveform
Focus error waveform
(FOK and FZC are not
monitored inthe search mode)
Focus servo
Tracking servo
Sled servo
Spindle servo
FOK
RF waveform
Tracking servo
Traverse waveform
Sled circuit
Mechanism
Turning off/on repeats each time
tracking servo OFF/ON
is pressed
Normal playback
If TOC cannot be read, focus search
of 2 is continued
Pickup moves to the outermost
track *3
Pickup moves to the innermost
track (normal)
Normal
time
display
Sled mode
Traverse
mode
Search
mode
Play mode
Start mode
All light
LD lights
Continuous focus search *1 *2
Normal
time
display
(spectrum
analyzer)
* Note 1: The driver IC (IC501) heats up and the protection circuit starts working when the focus search is continued for
10 minutes or longer. There can be a case that operations cannot be preformed correctly.
In such a case, turn off the main power. After cooling down, restart the unit.
* Note 2: When checking the lens operation by eye, slightly open the CD cover by hand: The search mode will be released
if the CD cover is opened by pressing the OPEN button.
Search mode
Start mode
All display lights
Play mode
Traverse mode
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