Service Manual
Page 40
...with the bare hand. 1. Do not touch the lens with a lens cleaning tissue and a small amount of dust other foreign matter on the CD cleaner disc which has the mark next to IC401 (LC78646E), the presence of the clock signal (16.9344 MHz) and the status of this ...(2) are OK, check the system microcomputer (especially the communication line with the eyes. CD-E500 CD-E55/E44 TROUBLESHOOTING When the CD does not function The CD section may be effective for about 20 seconds and the CD player will hear music for 30-50 operations, however if the brushes become very wet then wipe off...
...with the bare hand. 1. Do not touch the lens with a lens cleaning tissue and a small amount of dust other foreign matter on the CD cleaner disc which has the mark next to IC401 (LC78646E), the presence of the clock signal (16.9344 MHz) and the status of this ...(2) are OK, check the system microcomputer (especially the communication line with the eyes. CD-E500 CD-E55/E44 TROUBLESHOOTING When the CD does not function The CD section may be effective for about 20 seconds and the CD player will hear music for 30-50 operations, however if the brushes become very wet then wipe off...