Panasonic R410A service manual 3XX-YYR.C, XX= Main bus line outdoor system address 1, Item code

5. Outdoor unit maintenance remote control

Display (functions)

•Use the temperature setting and buttons to change the item code.

Item code	Display contents	Remarks
00 (1)	Outdoor unit alarm contents (code): OFF when normal	At initial status
	Blinking 8-alarm code display at pre-trip, LED (2)
01	No. of indoor units connected in that refrigerant system
02	Unit. Nos. of connected indoor units in that refrigerant system *2
03	Operating status of indoor units in that refrigerant system (blinks when alarms occur) *2
04	Unit Nos. of indoor units in that refrigerant system where the thermostats are ON *2
05	No. of outdoor units connected in that refrigerant system	No. of connected
		units: 1
06	Unit Nos. of connected outdoor units in that refrigerant system *2
07	Operating status of outdoor units in that refrigerant system (blinks when alarms occur) *2
08
09
0A
0b
0C
0d
0E
0F
10	Total compressor operating time (in 1-hr. units) *3
11
12
13
14
15
16	Total power ON time of outdoor unit (in 1-hr. units)
17	Compressor start count
18
19
FE	Outdoor unit microcomputer firmware version
FF	Outdoor unit microcomputer software version

(3)XX-YY R.C.

Displays the outdoor unit address of the selected outdoor sub-bus.

XX= Main bus line outdoor system address (1 – 30)

YY= Outdoor unit address in outdoor sub-bus (1 – 4). This is “1” when there is only 1 outdoor unit.

<Sample displays>

5

* See following page for *2 and *3.

Locations where (1), (2), and (3) are displayed are shown below.

(2)(1)

01: <No. of connected indoor units>	02: <Unit Nos. 1, 2, 3, and 4 are connected>
4 units connected

(3) LED

5-4