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Error Code [6607] No Error Source Address; Error Code 6607 No Ack Error - Mitsubishi Electric PURY-HP72 Service Handbook

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[7-8 Error Code Definitions and Solutions: Codes [6000 - 6999] ]
7-8-15

Error Code [6607] No Error Source Address

1. Error code definition
No ACK error
2. Error definition and error detection method
The error is detected when no acknowledgement (ACK signal) is received after the transmission. (eg. When the data is trans-
mitted six times in a row with 30 seconds interval, the error is detected on the transmission side.)
The address/attribute appeared on the display on the remote controller indicates the controller which did not provide
the response (ACK).
3. Cause, check method and remedy
(1)
Although the address of ME remote controller has been
changed after the group is set using ME remote control-
ler, the indoor unit is keeping the memory of the previous
address. The same symptom will appear for the registra-
tion with SC.
(2)
Although the address of LOSSNAY has been changed af-
ter the interlock registration of LOSSNAY is made using
ME remote controller, the indoor unit is keeping the mem-
ory of the previous address.
HWE13080
Cause
- 233 -
Check method and remedy
Delete unnecessary information of non-existing
address which some indoor units have.
Use either of the following two methods for dele-
tion.
1)
Address deletion by ME remote controller
Delete unnecessary address information using the
manual setting function of ME remote controller.
For details, refer to the following page(s). [6-3-4
Address Deletion](page 154)
2)
Deletion of connection information of the outdoor
unit by the deleting switch
Note that the above method will delete all the
group settings set via the ME remote controller and
all the interlock settings between LOSSNAY units
and indoor units.
Procedures
1)
Turn off the power source of the outdoor unit,
and wait for 5 minutes.
2)
Turn on the dip switch (SW5-2) on the outdoor
unit control board.
3)
Turn on the power source of the outdoor unit,
and wait for 5 minutes.
4)
Turn off the power source of the outdoor unit,
and wait for 5 minutes.
5)
Turn off the dip switch (SW5-2) on the outdoor
unit control board.
6)
Turn on the power source of the outdoor unit.
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