Panasonic R410A Service procedures, Meaning of Alarm Messages, Blinking, Wired, remote, control

4. Service procedures

4-1. Meaning of Alarm Messages

(1) Contents of remote controller switch alarm display

4

		ON:	Blinking:					OFF:
			Wired				Wireless
			remote	remote controller
			control		receiver display
	Possible cause of malfunction		display
					Operation			Timer	Standby
Serial commu-	Remote controller is	Error in receiving serial communication signal	E01
nication errors	detecting error signal from	(Signal from main indoor unit in case of group control)
Mis-setting	indoor unit	Outdoor system address, indoor system address, or indoor unit
		individual/main/sub setting is not set
		(Automatic address setting is not completed)
		Auto address is not completed
		Error in transmitting serial communication signal	E02
			E03
	Indoor unit is detecting error signal from remote controller (and system controller)
	Improper setting of indoor	Indoor unit address setting is duplicated	E08
	unit or remote controller	Remote controller setting is duplicated	E09
	Indoor unit is detecting error	Error in transmitting serial communications signal	E10
	signaled from signal option	Error in receiving serial communications signal	E11
	Automatic address setting	Starting auto address setting is prohibited
	failed	This alarm message shows that the auto address connector	E12
		CN100 is shorted while other RC line is executing auto address
		operation.
		Indoor unit capacity too low	E15
		Indoor unit capacity too high	E16
	Setting error	No indoor units connected	E20
		Main unit duplication in simultaneous-operation multi control	E14
		(detected by outdoor unit)
	Indoor unit is detecting error	Error in receiving serial communications signal	E04
	signaled from outdoor unit	Error in transmitting serial communications signal	E05
	Outdoor unit is detecting	Error in receiving serial communications signal (including unit	E06
	error signaled from indoor	quantity verification failure)
	unit	Error in transmitting serial communications signal	E07
	An indoor unit detected	Error in transmitting serial communications signal	E17
	trouble in the signal from
	another indoor unit	Error in receiving serial communications signal	E18
	Communications trouble	Communications failure with MDC	E31
	between units	Indoor unit group settings error
Mis-setting	Setting error		L01
		Indoor/outdoor unit type mismatch	L02
						Simultaneously
		Main unit duplication in group control (detected by indoor unit)	L03
		Outdoor unit address duplication (system address)	L04
						Simultaneously
		Group wiring connected for independent indoor unit	L07
		Address not set or group not set	L08
						Simultaneously
		Indoor unit capacity not set	L09
		Outdoor unit capacity not set or setting error	L10
		Miswiring in group control wiring	L11			Simultaneously
		Indoor unit type setting error (capacity)	L13

Continued

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