Sony HCD-XB66 Service Manual page 16

[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.
• If no error occurs:
The aging operation continues repeatedly.
1. Aging Mode in CD Section
1-1. Operating Method of Aging Mode
1. Set discs in DISC 1 and DISC 3 trays.
2. Select the function "CD".
[SPECTRUM ANALYZER]
3. Press three buttons
[KARAOKE PON/MPX]
and
4. The aging mode is activated, if a roulette mark on the fluo-
rescent indicator tube is blinking.
5. In the aging mode, the aging is executed in a sequence
given in "1-2. Operation during Aging Mode".
The aging continues unless an alarm occurred.
6. To exit from the aging mode, press
set OFF.
• If a button other than buttons In CD section is pressed during
aging, the aging in the CD section is finished.
• To execute aging to the tape deck section successively, press
· button in the deck A.
"AGING" is displayed on the fluorescent indicator tube. (For
the aging in tape deck, see "2. Aging Mode in Tape Deck Sec-
tion".
1-2. Operation during aging Mode
In the aging mode, the program is executed in the following se-
quence.
1. The disc tray turns to select a disc. (For a disc selection se-
quence, see Section 1-3.)
2. TOC of disc is read.
3. The pickup accesses to the last track.
4. Steps 1 through 3 are repeated.
1-3. Disc Selection Sequence
• During the aging mode, discs are selected in the following se-
quence:
Disc 1 → Disc 3
↑ ↓
Disc 3 ← Disc 1
2. Aging Mode in Tape Deck Section
2-1. Operating Method of Aging Mode
1. Load a commercially available 10-minute tape into the
decks A and B respectively.
(If a 10-minute tape is not available, another tape may be
used but a cycle time will be longer.)
2. Select the function "TAPE".
3. Rewind tapes in advance by pressing 0 button respec-
tively on decks A and B.
[SPECTRUM ANALYZER]
4. Press three buttons
[KARAOKE PON/MPX]
and
5. Press · button on deck A. (This button triggers the ag-
ing mode.)
6. The aging mode is activated if "AGING A" is displayed
on the fluorescent indicator tube.
7. In the aging mode, the aging is executed in a sequence
given in "2-2. Operation during Aging Mode".
The aging continues unless an alarm occurred.
8. To exit from the aging mode, press
set OFF.
[ENTER]
, ,
simultaneously.
button to turn the
I /u
[ENTER]
, ,
simultaneously.
button to turn the
I /u
– 16 –
2-2. Operation during Aging Mode
In the aging mode, the program is executed in the following se-
quence.
1. A tape on FWD side is played for one minute.
2. PAUSE STOP is made.
3. Recording is made for 3 minutes. (For the deck not having
the record function, the play is executed.)
4. FF is executed up to the end of tape.
5. A tape is reversed, and the tape on REV side is played for
one minute.
6. PAUSE STOP is made.
7. Recording is made for 3 minutes. (For the deck not hav-
ing the record function, the play is executed.)
8. FF is executed up to the end of tape.
9. Steps 1 through 8 are executed for the other deck.
10. Steps 1 through 9 are repeated unless an alarm occurred.
2-3. Deck Selection Sequence
• During the aging mode, decks are selected in the following se-
quence:
Deck A (FWD) → Deck A (REV)
↑
Deck B (REV) ← Deck B (FWD)
↓