10-7
DSR-570WS/570WSP V1
10-3-3. AGC and Delay Adjustment
n
Be sure to perform this adjustment when the RP-91 board
is repaired and AEQ (IC775) or EEPROM (IC770) on the
RP-91 board is replaced.
Be sure not to perform this adjustment when replacing the
RP-91 board.
1. Set the unit in maintenance menu, and select Menu No.
702.
(1) While pressing the SHIFT button, press the MENU
button, then release the SHIFT button, and press the
MENU button for more than one second.
The following message is displayed on the LCD screen.
(In the following description, an underlined part
indicates a portion of the display which is blinking.)
(2) Press the RESET (MENU SET) button once so that
“oFF” blinks.
The following message is displayed on the LCD screen.
Each time the RESET (MENU SET) button is pressed,
“600” and “oFF” will be blink alternately.
(3) Press the ADVANCE button once, and select “on.”
The following message is displayed on the LCD screen.
Each time the ADVANCE button is pressed, “on” and
“oFF” will blink alternately.
(4) Press the RESET (MENU SET) button once.
The following message is displayed on the LCD screen.
Each time the RESET (MENU SET) button is pressed,
“600” and “on” will blink alternately.
(5) Press the ADVANCE button several times and display
Menu No. 702.
The following message is displayed on the LCD screen.
2. Press the RESET (MENU SET) button.
3. Load a blank tape, and wait for a while
(10 minutes or less).
4. Eject the blank tape.
5. Check that the following message is displayed on the
LCD screen:
If the following message is displayed on the LCD
screen, exit from Menu No. 702 and perform from step
1 again.
If the following message is still shown on the LCD
screen, check the replaced IC and/or adjacent circuitry.
X X
:
40
→
EQ cannot be adjusted
41
→
Fault detected when error rate was checked
after adjustment
42
→
Could not record time required for
adjustment or check
43
→
Could not find starting point of recording
44
→
AGC LEVEL cannot be adjusted
45
→
CLOCK DELAY cannot be adjusted
E0
→
Cannot save data
Fb
→
Operation mode changed during adjustment
or check. Or could not record
Fc
→
Error occurred during adjustment or check
Fd
→
Not supported menu
FE
→
Prohibits adjustments (Ex.:Tape is inserted)
n
Because the recording in the special mode is performed
during adjustments, the tape used in this adjustment cannot
be played back properly.
6. Press the MENU button, and exit from the maintenance
menu.
The state before the maintenance menu indication will
be displayed on the LCD screen.
Содержание DSR-570WS
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Страница 250: ...Printed in Japan Sony Corporation 2002 1 08 B P Company 2002 DSR 570WS UC DSR 570WSP CE E 9 967 976 01 ...