MHC-VX33 (serv.man2) - Sony Audio Service Manual (repair manual). Page 14

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This mode can be used for operation check of tape deck section.
Tape deck section work in parallel.
• If an error occurred:

The aging operation stops and displays then status.

• If no error occurs:

The aging operation continues repeatedly.

Procedure:
1. Load the tapes into the decks A and B respectively.
2. Press the  CD  button to select the function “CD”.
3. Press the  PLAY MODE  button to set the ALL DISCS mode,

and press the  REPEAT  button to “REPEAT” off.

4. Press three buttons of

p , ENTER , and DISC SKIP/EX-

CHANGE  simultaneously.

5. The aging mode is activated.
6. To exit from the aging mode, press the

1/

u

button to turn the

power OFF and operate the cold reset. (Refer to the “MC Cold
Reset”)

1. Display at the Aging Mode

• Display operating state of tape deck section alternately.
• If an error occurred, stop display.

2. Tape Deck Section

• The sequence during the aging mode is following as below.
• If an error occurred, stop display that step.

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

REV 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

REV play the tape B

“TAPE B AG-4”

2 minutes

Rewind the tape B

“TAPE B AG-5”

Shut off

 “TAPE 

*

 AG-

*

” is display of each step.