Sony HCD-101 Service Manual page 10

5) Pressing [TUNING–] and [VOL+] at the same time :
• Aging mode
The machine enters the aging mode by inserting a CD disc
and performing the above button
operation. The display starts counting the aging operation
with COUNT display, and "REPEAT" flashes.
Aging operation
1. Machine takes a disc into the machine.
2. Reads the TOC.
3. Accesses to the last track.
4. Plays back the last 2 seconds.
5. Ejects the disc.
The one complete operation from step 1 to step 5 is one count.
The cycle is repeated. However, steps 2 to 4 are skipped in all
modes other than the CD function.
Steps 1 and 5 are skipped in the no CDM mode.
The aging operation ends when an error occurs.
Aging error display
"Load Error" : Loading operation is not completed in four
seconds.
"Eject Error" : Eject operation is not completed in four
seconds.
"Q TOC Err" : The Q data could not be read during eight
seconds. (During TOC read)
"Q SRCH Err" : The Q data could not be read during eight
seconds. (During track search)
"Q PLAY Err" : The Q data could not be read during eight
seconds. (During PLAY)
"FOK UP Err" : Focus could not be locked in. (During
setup)
"FOK TOC Err" : Focus is un-locked many times. (During
TOC read)
"FOK SRCH Err" : Focus is un-locked many times. (During
track search)
"FOK PLAY Err" : Focus is un-locked several times. (During
play)
"GFS UP Err" : GFS error. (During setup)
"GFS TOC Err" : GFS error. (During TOC read)
"GFS PLAY Err" : GFS error. (During play)
Display selection during aging
The display can be switched by pressing the [TUNING–] and
[FUNCTION] at the same time :
Example of display
Count display
" COUNT 723 "
Elapsed time display
" 12 : 05 : 35 "
Other errors
" TW 2
Normal display
(Machine has repeated for 723 times.)
(12 hours 5 minutes 35 seconds have elapsed.)
SW 1 "
— 10 —
** Other troubles
"TW*SW*"
TW : Numbers of times that the machine could not read
TOC.
SW : Numbers of times that the machine could not
complete the track search within 16 seconds.
To exit the aging mode and to return the TEST mode, press
[TUNING – ] and [VOL +] at the same time.