Sony HCD-DP900P Service Manual page 14

HCD-DP900D
[Aging Mode]
This mode can for operation check of tape deck section and DVD
section.
• If an error occurred:
The aging operation stops and display then status.
• If no error occurs:
The aging operation continues repeatedly.
Procedure:
1. Press DVD button to select the function "DVD".
2. Load the tapes into the decks A and B respectively.
3. Set a disk in "DISK1" tray.
4. Press PLAY MODE button to set the "ALL DISCS" mode,
and press the REPEAT button to "REPEAT" off.
5. Press three buttons of x , ENTER , and DISC SKIP/EX-
CHANGE simultaneously.
6. The aging mode is activated, if the indicator of DOLBY NR is
blinking.
7. To exit from the aging mode, operate the cold reset.
[Tape Deck Section]
• The sequence during the aging mode is following as below.
• If an error occurred, stop display that step.
Aging mode sequence (Tape deck section):
Rewind the tape A and B
"TAPE A AG-1"
Shut off
FWD play the tape A
"TAPE A AG-2"
2 minutes
Fast forward the tape A
"TAPE A AG-3"
Shut off or 20 seconds
RVS play the tape A
"TAPE A AG-4"
2 minutes
Rewind the tape A
"TAPE A AG-5"
Shut off
FWD play the tape B
"TAPE B AG-2"
2 minutes
Fast forward the tape B
"TAPE B AG-3"
Shut off or 20 seconds
RVS play the tape B
"TAPE B AG-4"
2 minutes
Rewind the tape B
"TAPE B AG-5"
Shut off
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