1-7-1
E8GA0EA
ELECTRICAL ADJUSTMENT INSTRUCTIONS
General Note: "CBA" is an abbreviation for
"Circuit Board Assembly."
NOTE:
Electrical adjustments are required after replacing
circuit components and certain mechanical parts. It is
important to do these adjustments only after all repairs
and replacements have been completed. Also, do not
attempt these adjustments unless the proper
equipment is available.
1. Test Equipment Required
Alignment Tape (FL6A)
2. Head Switching Position
Adjustment
Purpose:
To determine the Head Switching position during
playback.
Symptom of Misadjustment:
May cause Head Switching noise or vertical jitter
in the picture.
Procedures:
1. Eject a tape and turn the power off.
2. To enter the service mode, press [CHANNEL
K
]
and [F.FWD] buttons on the unit simultaneously for
at least 2 seconds.
- The unit turn the power on in the service mode.
- Fig. E1 appears on the display.
3. Insert the Alignment Tape (FL6A).
Auto adjustment starts.
4. After short time, “OK” appears on the display and
auto adjustment completes.
Press [STOP] to cancel the auto adjustment mode.
5. Eject the Alignment Tape (FL6A).
3. To check/reset the initial function
setting
Preparation:
1. Enter the service mode.
2. Check the “0: FUNC SET” value (*1) in Fig. E1.
When the “0: FUNC SET” value is “0381” (D8A-
M1000DB) or “0382” (D8D-M1000DB) :
1. To cancel the service mode, press [SET UP] button
on the remote control.
2. If necessary, eject a tape.
3. To turn the power off, press [STANDBY-ON] button.
When the “0: FUNC SET” value is not “0381” (D8A-
M1000DB) or “0382” (D8D-M1000DB):
1. To enter the initial function setting mode, press [0]
button on the remote control.
- Fig. E2 appears on the display.
2. Set the “0: FUNC SET” value at "0381"(D8A-
M1000DB) or "0382" (D8D-M1000DB) by using [
K
/
L
/
{
/
B
(up/down/left/right)] buttons on the remote
control.
3. To return to the service mode, press [STOP] button
on the unit.
4. To cancel the service mode, press [SET UP] button
on the remote control.
5. If necessary, eject a tape.
6. To turn the power off, press [STANDBY-ON] button.
7. To reset the unit, press [CHANNEL
K
] and [REW]
buttons on the unit simultaneously for at least 2
seconds.
1 : SW P AUTO
3 : SW P MANU
0 : FUNC SET
** --
0***
"*" or "-" differs depending on the models.
Fig. E1
*1
1 : SW P AUTO
3 : SW P MANU
0 : FUNC SET
0***
0---
"*" or "-" differs depending on the models.
Fig. E2
Содержание D8A-M1000DB
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