Sony HCD-GRX50 Service Manual page 12

[Aging Mode]
This mode can be used for operation check of CD section and tape
deck section.
CD section and tape deck section work in parallel.
• If an error occurred:
The aging operation stops only an error occurred sections and
display then status.
• If no error occurs:
The aging operation continues repeatedly.
Procedure:
1. Set disc in DISC1 tray.
2. Load the tapes into the decks A and B respectively.
[PLAY MODE]
3. Press the button to set the "ALL DISCS" mode,
[REPEAT]
and press the
[FUNCTION]
4. Press the button to select the function "CD".
5. Press three buttons of p ,
EX-CHANGE]
simultaneously.
6. The aging mode is activated, if the indicator of disc tray num-
ber on the fluorescent indicator tube is blinking.
7. To exit from the aging mode, press the 1/
power OFF and operate the cold reset. (Refer to the "MC Cold
Reset")
1. Display at the Aging Mode
• Display operating state of CD section and tape deck section al-
ternately.
• If an error occurred, stop display which that section.
2. CD Section
• Display at the aging mode is the same as the normal operation.
• The sequence during the aging mode is following as below.
Aging mode sequence (CD section) :
Turn the disc tray
Disc1 chucking
TOC read
Play track1 for 2 seconds
Play last track for 2 seconds
button to "REPEAT" off.
[ENTER/NEXT] [DISC SKIP/
, and
u button to turn the
• Display at an error occurred
1) Display of the error count
(1) Press three buttons of p ,
simultaneously.
(2) Display of the error count following as below.
Notes:
EMC : The number of mechanical error.
**
EDC : The number of no disc error after chucking the disc.
**
2) Display of mechanical error
Notes:
: The number of mechanical error.("00" is latest one)
**
[PLAY MODE]
(Press the
## : Not used.
$$ : Loading error. (Second figure is not used)
D : The error in the midst of close at the except mechanical trouble.
E : The error in the midst of open at the except mechanical trouble.
C : The error in the midst of chuck up at the except mechanical
trouble.
F : The error in the midst of EX-open at the except mechanical
trouble.
&&: Loading error. (Second figure in not used)
1:The error in the midst of chuck up.
2:The error in the midst of chuck down.
3:Time up of EX-open
4:Time up of EX-close.
3) Display of no disc error
Notes:
: The number of mechanical error.("00" is latest one)
**
[REPEAT]
(Press the
##:
01: Focus error
02: GFS error
03: Set up error
$$:
00: No disc error when does not chucking retry.
02: No disc error when chucking retry to completion.
&&: The state when judged no disc error. (Second figure is not used)
1:Stop
2:Set up
3:TOC read
4:Access
5:Play
6:Pause
7:Manual search (Play)
8:Manual search (Pause)
– 12 –
[ENTER/NEXT]
, and
Display
EMC EDC
** **
Display
E M##$$&&
**
button to changes next error display)
Display
E D##$$&&
**
button to changes next error display)
[CD SYNC]