Toshiba MMU-AP0121MH - Manual (Page 109)

109
Method 2
Before exchange, it is impossible to read out the setup contents due to EEPROM error.
Exchange of P.C. board for service & power ON: Procedure 2
ò
Writing-in of the setup data such as the model name, capacity code, indoor unit address high ceiling setup,
connection setup of option,
etc to EEPROM based upon customer’s information: Procedure 3
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Power supply reset (All the indoor units connected to the remote controller in case of group operation control)
Procedure 1 : Readout setup contents from EEPROM
(Contents of EEPROM with setup changed at local site include setup at shipment from the factory are read out.)
1. Push SET + CL + TEST buttons simultaneously for 4 seconds or more.
1
∗
In a group operation control, the firstly displayed unit No. indicates the header indoor unit No.
In this case, is displayed in the item code (DN). The fan of the selected indoor unit operates, and also
starts swinging in a model with flap.
2. Every pushing UNIT , the indoor unit Nos. in the group control are displayed successively.
2
Specify the indoor unit No. to be exchanged.
∗ The fan of the selected indoor unit operates, and also starts swinging in a model with flap.
3. Using temperature setup / buttons, the item code (DN) can be moved up/down one by one.
3
4. First change the item code (DN) from
→
. (Setup of filter sign lighting time)
In this time, make a note of contents of the displayed setup data.
5. In the next time, change the item code (DN) using / buttons.
Make a note of contents of the setup data as same as the above.
6. Then repeat item 5., and make a note of contents
of the important setup data as indicated in the
attached table (Example).
∗ The item code (DN) is consisted with to
..
.
DN No. may jump on the way.
7. When noting has finished, push TEST button to
return to the normal stop status.
6
(It requires approx. 1 minute to operate the remote
controller.)
DN
10
11
12
13
14
Contents
Type
Indoor unit capacity
Line address
Indoor address
Group address
Type and capacity of
the indoor unit are
necessary to set up
the revolution
frequency of the fan.
Item code necessary at minimum
<Remote controller operation diagram>
3
6
1
5
2
4
ON / OFF
FAN
TEMP.
SWING/FIX TIME
MODE
VENT
UNIT SET CL
FILTER
RESET TEST
TIMER SET
UNIT No.
DATA SET
R.C. No.