Hitachi RAS-3-HVNC - Page 275

8. Troubleshooting
261
SMGB0079 rev.0 - 01/2013
8

Self-checking procedure of the remote control switch
Cases where the OK switch is used:
1 If the remote control switch displays a malfunction.
2 For the regular maintenance check.
1 Turn ON the power source
No. LCD indication
Indicating
period
(sec.)
1
1
2
1
3
1
4
1
5
3
Only for the
cancellation of
EEPROM, press the
following three
switches simulta-
neously during the
changes of the LCD.
11
To
2
Simultaneously press the following
three switches. (During the operation, you
can press the switches.)
3
The LCD changes as shown in the right
gure.
4
After the LCD changes as shown in the right
gure, the RUN indicator ickers twice.
5
The LCD changes as shown below.
Press all the switches (13 switches) one by
one.
Every time you press the switch, the number
of the indication of the part (A) in the gure
below increases one.
N O T E
• Unlessalltheswitches arepressed,thecheckingdoes not
proceedtothenextitem.
• Youcanpresstheswitchesinanyorder.
• Pressingtwoormoreswitchessimultaneouslyisinvalidand
notcounted.
6
The LCD changes as shown below.
The remote control switch automatically
starts to check the transmission circuit
N O T E
In case that the transmission circuit is abnormal, the LCD re-
mainsasshownintheleftgureandthecheckingdoesnotpro-
ceedtothenextitem.