Sony STR-WX7 Service Manual page 7

Fm stereo/fm-am receiver
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• When operations end abnormally:
Display of fluorescent display tube
Display
NO DISC ERR
DISC 1 is NO DISC from the beginning
FOCUS1 ERR
Focus is not imposed properly
FOCUS2 ERR
The focus deviated several times after the disc rotated normally
GFS ERR
GFS ERROR
FBIAS ERR
Error during focus bias adjustment
SENSOR ERR
DISC 1 was found to be NO DISC by the disc sensor
TABLE ERR
The table did not rotate normally
TRAY ERR
The tray containing the BD did not operate normally
Tape Deck
Display of Operations
Operation
TAPE A AG-1
TAPE A, B REW
TAPE A AG-2
TAPE A FWD
TAPE A AG-3
TAPE A FF
TAPE A AG-4
TAPE A REV
TAPE A AG-5
TAPE A REW
TAPE B AG-1
TAPE B REW
TAPE B AG-2
TAPE B FWD
TAPE B AG-3
TAPE B FF
TAPE B AG-4
TAPE B REV
TAPE B AG-5
TAPE B REW
Operations during aging
• Operations are performed in the following sequence during aging.
<CD player>
1.
The CD tray rotates and disc 1 is selected.
2.
Chucking is performed.
3.
TOC is read.
4.
Track 1 played back for 2 seconds.
5.
The last track is played back for 2 seconds.
6.
1 to 5 is repeated.
7.
After 12 minutes of aging, aging is switched to the tape deck.
<Tape Deck>
1.
The tape in deck A and B are rewound to the head at the same time.
2.
The FWD side is played back for 100 seconds.
3.
The tape is fast forwarded (FF) for 20 seconds. The following procedure is performed when the tape end is reached before the 20
seconds.
4.
The REV side is played back for 100 seconds.
5.
The tape is rewound to the head (REW).
6.
The FWD side is played back for 100 seconds.
7.
The tape is fast forwarded (FF) for 20 seconds. The following procedure is performed when the tape end is reached before the 20
seconds.
8.
The REV side is played back for 100 seconds.
9.
The tape is rewound to the head (REW).
10. The tape in deck A is rewound to the head.
11. The FWD side is played back for 100 seconds.
12. The tape is fast forwarded (FF) for 20 seconds.
The following procedure is performed when the end is reached before the 20 seconds.
13. Aging is switched to the CD player.
Main Cause
Timing of Ending
Shutoff
100 seconds playback
20 seconds or shutoff
100 seconds playback
Shutoff
Shutoff
100 seconds playback
20 seconds or shutoff
100 seconds playback
Shutoff
7

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