Hbc Controller/Sub-Hbc Board - Mitsubishi Electric CMB-WP1016V-GA1 Service Handbook

[ IX LED Monitor Display on the Outdoor Unit Board ]

-2- HBC controller/Sub-HBC board

1. How to read the LED
The operation status of the unit can be monitored on the service monitor.
The service monitor uses 4-digit 7-segment LED to display flags.
There are no check items using dipswitch settings.
LD1: Pump in operation
LD2: DIP SW 5-4 ON
LD3: DIP SW 5-5 ON
LD5: 72C
LD7: HB
LD8: Microcomputer in operation
2. LED display at initial setting
From power on until the completion of initial settings, the following information will be displayed on the monitor screen.
(Displays No. 1 through No. 4 in order repeatedly.)
No Item
Software version
1
Refrigerant type
2
Model and capac-
ity
3
Communication
address
4
Only item No. 1 "Software Version" appears on the display if there is a wiring failure between the control board and the trans-
mission line power supply board or if the circuit board has failed.
HWE1410A
7SEG LED
Display
[0103] : Version 1.03
[ 410] : R410A
[GA ] : HBC controller
[GB ] : Sub-HBC
[ 51] : Address 51
- 203 -
LD1 LD2 LD3 LD4 LD5 LD6 LD7 LD8
Remarks
GB