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Details of Self-Diagnostic Function menu
1. MAIN
VERSION
CHECK
M C U V E R
4 . 1 9 0 6
The firmware version of the main microprocessor
(IC304) is displayed.
CD-NT670/CD-NT670D display
A-U670
A-670
2. USB VERSION CHECK (A-U670)
U S B V E R
1 . 1 1
The firmware version of the USB microprocessor
(IC602) is displayed.
CD-NT670/CD-NT670D display
3. INDICATOR CHECK (A-U670)
4. AUX INPUT CHECK
5. USB INPUT CHECK (A-U670)
L E D C H K
The indicator of A-U670 is checked for the ON/OFF
function.
Each indicator flashes alternately.
Not for service.
Not for service.
CD-NT670/CD-NT670D display
CD-NT670/CD-NT670D display
CD-NT670/CD-NT670D display
A U D C H K
L i n e V o l : 6 1
A U D C H K
U s b V o l : 6 1
6. HISTORY OF PROTECTION
P R T E R R
x x x
The protection history is displayed.
CD-NT670/CD-NT670D display
7. SET TO FACTORY DEFAULT CONDITION
F A C T O R Y
P l e P o w e r O f f . . .
The setting is initialized to the factory default condition.
After selecting this menu, press the “ ” (Power) key
continuously for 2 seconds to turn off the power.
Then initialization will be reserved.
*
Actual initialization is executed when the power is
turned on next.
CD-NT670/CD-NT670D display
23
A-U670/A-670/A-U671/NS-BP401/NS-BP301
A
-U670/A
-670/A
-U671/
NS-BP40
1/NS-BP30
1
