Read Sony HCD-GRX40AV / HCD-RXD6AV / MHC-GRX40AV / MHC-RXD6AV Service Manual online
13
SECTION 4
TEST MODE
Initialization
Press the STOP button and POWER OFF button at the same time.
All preset data is re-set to the initial (default) value.
All preset data is re-set to the initial (default) value.
Model display
Press the STOP button and DISC 1 button at the same time.
Model name is displayed.
Model name is displayed.
Destination display
Press the STOP button and DISC 2 button at the same time.
Destination is displayed.
Destination is displayed.
Version display
Press the STOP button and DISC 3 button at the same time.
Version number of the microprocessor is displayed.
Version number of the microprocessor is displayed.
CD aging mode
Press the STOP button and DISC SKIP/EX-CHANGE button at the
same time.
Set discs to DISC 1 and DISC 3. The following operations are
repeated when aging
starts:
1. DISC 1: TOC Read
2. Plays back the last music of the DISC 1
3. DISC 3 : TOC Read
4. Plays back the last music of the DISC 3.
5. STOP
6. Tray is open and closed.
same time.
Set discs to DISC 1 and DISC 3. The following operations are
repeated when aging
starts:
1. DISC 1: TOC Read
2. Plays back the last music of the DISC 1
3. DISC 3 : TOC Read
4. Plays back the last music of the DISC 3.
5. STOP
6. Tray is open and closed.
TAPE aging mode
Press the STOP button and PLAY A button at the same time.
Insert a commercially available cassette tape (10 min) to the decks
A and B. When aging starts, each tape is rewound and the following
operations are repeated:
1. TAPE A: FWD PLAY for one minute
2. TAPE A: FWD STOP for one second
3. TAPE A: FWD PLAY for three minutes
4. TAPE A: FWD FF to tape end
5. TAPE B: FWD PLAY for one minute
6. TAPE B: FWD REC PAUSE for one second
7. TAPE B: FWD REC for three minutes
8. TAPE B: FWD FF to tape end
9. TAPE B: REV PLAY for one minute
10. TAPE B: REV REC PAUSE for one second
11. TAPE B: REV REC for three minutes
12. TAPE B: REV FF to tape end.
Insert a commercially available cassette tape (10 min) to the decks
A and B. When aging starts, each tape is rewound and the following
operations are repeated:
1. TAPE A: FWD PLAY for one minute
2. TAPE A: FWD STOP for one second
3. TAPE A: FWD PLAY for three minutes
4. TAPE A: FWD FF to tape end
5. TAPE B: FWD PLAY for one minute
6. TAPE B: FWD REC PAUSE for one second
7. TAPE B: FWD REC for three minutes
8. TAPE B: FWD FF to tape end
9. TAPE B: REV PLAY for one minute
10. TAPE B: REV REC PAUSE for one second
11. TAPE B: REV REC for three minutes
12. TAPE B: REV FF to tape end.
CD service mode
Press the STOP button and OPEN/CLOSE button at the same time.
The message “CD S - -” is displayed on the screen. The sled is
moved to the outer circumference while the FF button is pressed.
Also, the SLED is moved to the inner circumference while the REW
button is pressed. After pressing the PLAY button, FOCUS is turned
ON, CLV-S is set, TRACKING and SLED servos are turned OFF
and ADDRESS 3 = 3F, 37 is set.
The message “CD S - -” is displayed on the screen. The sled is
moved to the outer circumference while the FF button is pressed.
Also, the SLED is moved to the inner circumference while the REW
button is pressed. After pressing the PLAY button, FOCUS is turned
ON, CLV-S is set, TRACKING and SLED servos are turned OFF
and ADDRESS 3 = 3F, 37 is set.
Display
Press the STOP button and DBFB button at the same time.
All displays are turned ON.
All displays are turned ON.
Balance adjustment value
Press the STOP button and DISPLAY button at the same time.
The balance adjustment value is displayed.
The balance adjustment value is displayed.
Key check
Press the STOP button and FILE SELECT button at the same time.
Function of the pressed key is displayed.
Function of the pressed key is displayed.
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