Panasonic SA-AK630E Service Manual page 72

During the above display, executing CD PLAY will display auto adjustment result for CD PLAY
mode.
13.3. CD Mecha Aging Test Mode (CR20)
1. Functional summary of CD aging test mode
It is for the purpose to determine the reliability of the CD changer.
2. To enter into CD aging test mode
a) First, enter into self-diagnostic mode (Refer to Section 12.2.
How to enter the Self-Diagnostic Function)
b) In the self-diagnostic mode, switch the SELECTOR to
test mode.
When in CD aging test mode, the following operation will begin
and repeated:
1. [DISC STOCKER]
TRAY CLOSE] as one count.
2. DISC 1
1........repeating this endlessly.
- While performing the above operation, the FL display will
- It shall move up one counter when the above operations
- To exit CD aging test mode, press
13.4. Micon ROM Checksum and Version Display Mode
1. Functional Summary
Display version number and calculated checksum of the micon
software.
2. To enter into Micon ROM checksum and Version Display Mode.
A. Enter into Self-Diagnostic Mode (Refer to Section 12.2).
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and press
DISC 2
show the number of its operations starting from 00001. With
reference to figure as below.
ends. The counter will reset to 00000 when 99999 is reached.
button, the tray will return to its PLAY position and power will
be off.
. It will enter into CD aging
DISC LOAD TRAY OPEN (2 secs)
DISC 3 DISC 4
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DISC 5 DISC