Sony HCD-GRX8 Service Manual page 13

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Aging Mode
This mode can be used for checking the operations of the CD player and tape deck.
• When problems occur;
Aging stops, and the stopped state is displayed on the fluorescent display tube.
• When no problems;
Aging continues.
Preparations:
• Set the CD on the DISC1 tray.
• Insert a commercially available tape for recording (tapes which contents can be erased, etc.) in decks A and B.
Setting the aging mode:
Press the p button, ENTER/NEXT button, and DISC SKIP/EX-CHANGE button together.
When the aging mode is set, the CD roulette mark blinks. To exit the mode, press the 1/u button and turn OFF the power.
Sequence:
The aging mode is executed in the following sequence.
If the function is set to "CD" when the aging mode is set, aging is performed starting from the CD player. When set to "TAPE A" or "TAPE
B", aging is started from deck A.
If the function is set to others, aging will not be started until the function is switched to CD or TAPE.
Aging of CD player (12 minutes)
Aging of deck A
Maximum about 12 minutes
Aging of deck B
Display of status:
• The aging status is displayed on the fluorescent display tube.
• Normally, the CD player displays the remaining aging time. But if operations ended abnormally, it displays the cause.
• During the aging of the tape deck, the operations performed will be displayed. If operations ended abnormally, this will be displayed at the
fluorescent display tube.
CD Player
• During normal operations:
Display of fluorescent display tube
**1-@@
**: Displays "CD" and the remaining aging time (minutes) alternately. The remaining aging time is counted down from 12.
@@: Track number being accessed.
• When operations end abnormally:
Display of fluorescent display tube
Display
DISC 1 is NO DISC from the beginning
NO DISC ERR
FOCUS1 ERR Focus is not imposed properly
The focus deviated several times after the disc rotated normally
FOCUS2 ERR
GFS ERROR
GFS ERR
FBIAS ERR Error during focus bias adjustment
SENSOR ERR DISC 1 was found to be NO DISC by the disc sensor
The table did not rotate normally
TABLE ERR
The tray containing the BD did not operate normally
TRAY ERR
Main Cause
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