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Some of the settings on this unit (alarm settings, etc.) are password protected.
This Operation Manual explains the following items:
•
Passwords
•
Changing settings
1 Passwords
1-1 Password-protected Settings
• Span adjustment (Refer to 2-1 Span Adjustment)
•
21vol% adjustment
(Refer to
2-2 21Vol% Adjustment
)
•
The values of various settings (Refer to 2-3 Changing Setting Values)
•
The values of alarm settings (Refer to 2-4 Changing the Alarm Settings)
1-2 Releasing the Password Lock
(1) Press these key switches in the following order.
1. ZERO switch
2. UP switch
3. Special command switch
4. DOWN switch
(2) The password lock is released when the
POWER lamp (green) blinks once.
(3) The password lock is automatically reactivated
10 minutes after it has been released.
1
2
3
4
POWER lamp (green)
Blinks once
Warning
Important tasks, such as changing alarm settings, span adjustment, etc., can be carried out once
the password lock is released. Take the utmost care regarding confidentiality of the password.