![background image](http://html.mh-extra.com/html/sony/hcd-vz50md/hcd-vz50md_service-manual_1329759027.webp)
27
[Aging Mode]
This mode can be used for operation check of CD section and tape deck section.
• If an error occurred:
The aging operation stops and display status.
• If no error occurs:
The aging operation continues repeatedly.
1. Operating method of Aging Mode
Turn on the main power and select “CD” of the function.
1) Set a disc in DISC1 tray. Select ALL DISC CONTINUE, and REPEAT OFF.
2) Load the tapes recording use into the decks A and B respectively.
3) Press three buttons
x
, DISPLAY , and DISC 4 simultaneously.
4) Aging operations of CD and tape are started at the same time.
• Tape Deck
1.
The tape in deck A is rewound. “TAPE A AG-1” is displayed.
2.
The FWD side of deck A is played for two minutes.
“TAPE A AG-2” is displayed.
3.
The tape in deck A is fast forwarded. “TAPE A AG-3” is displayed. Fast forward is carried out for 20 seconds or to the tape end.
4.
The RVS side of deck A is played for two minutes.
“TAPE A AG-4” is displayed.
5.
The tape in deck A is rewound. “TAPE A AG-5” is displayed.
6.
The FWD side of deck B is played for two minutes.
“TAPE B AG-2” is displayed.
7.
The tape in deck B is fast forwarded. “TAPE B AG-3” is displayed. Fast forward is carried out for 20 seconds or to the tape end.
8.
The RVS side of deck B is played for two minutes.
“TAPE B AG-4” is displayed.
9.
The tape in deck A is rewound. “TAPE A AG-5” is displayed.
10. Repeated from step 2.
• CD
1.
The tray rotates.
2.
DISC 5 is chucked.
3.
The TOC is read.
4.
The first track is played for 3 seconds.
5.
The last track is played for 3 seconds.
6.
DISC 1 is open.
7.
DISC 1 is close.
8.
Repeated from step 2.
2. Ending the Aging Mode
1) End the Aging Mode with the power off.
2) To reset the CD error history, be sure to perform cold reset.
Summary of Contents for HCD-VZ50MD
Page 8: ...8 BD CD board BD CD BOARD To repair the BD CD board remove the bottom plate Bottom view ...
Page 57: ...HCD VZ50MD 57 57 7 4 SCHEMATIC DIAGRAM DECK SECTION E Page 64 TO MAIN BOARD 16 ...
Page 64: ...HCD VZ50MD 64 64 7 11 SCHEMATIC DIAGRAM MAIN 1 4 SECTION ...
Page 65: ...HCD VZ50MD 65 65 7 12 SCHEMATIC DIAGRAM MAIN 2 4 SECTION See page 89 for IC Block Diagrams ...
Page 67: ...HCD VZ50MD 67 67 7 14 SCHEMATIC DIAGRAM MAIN 4 4 SECTION See page 89 for IC Block Diagrams ...
Page 71: ...HCD VZ50MD 71 71 7 18 SCHEMATIC DIAGRAM DIGITAL 2 2 SECTION See page 92 for IC Block Diagrams ...
Page 73: ...HCD VZ50MD 73 73 7 20 SCHEMATIC DIAGRAM AMP SECTION ...
Page 77: ...HCD VZ50MD 77 77 7 24 SCHEMATIC DIAGRAM SWITCH SECTION ...
Page 83: ...HCD VZ50MD 83 83 7 32 SCHEMATIC DIAGRAM POWER SUPPLY SECTION ...