Toshiba MMD-AP0481HF2UL Service Manual page 107

Procedure 3: writing setting data in EEPROM
(The EEPROM of the service P.C. board has been set to the factory default values.)
1
Push the +
least 4 seconds. (This number corresponds to the same
number shown on the Remote Control Operation Diagram.)
(Under UNIT No.,
At the same time, the CODE No. (DN code)
fan of the indoor unit comes on, with the louver swinging, depending
on the model.
2
Push the left part of the
display the indoor unit No. one by one in the group control.
Specify the indoor unit No. whose service PC board was
replaced.
(This operation is not available if the UNIT No. shows
3
The button allows you to moved the CODE No. (DN code) up / down by one place.
4
First, set the type and capacity codes of the indoor unit.
(Changing the type and capacity codes in EEPROM overwrites the factory default settings.)
(1) Set the CODE No. (DN code) to
(2) Use the button to select the type.
0001
(For example,
(3) Push the button. (The display should change from flashing to steady.)
(4) Use the button to set the CODE No. (DN code) to
(5) Use the button to set the capacity code.
0012
(For example,
(6) Push the button. (The display should change from flashing to steady.)
Be sure to perform the following setting.
(7) Use the buttons set to the CODE No. (DN code ) to
(8) Use the buttons set to the
(9) Push the button. (The display should change from flashing to steady.)
(10) Push the button to bring the system back to normal off state.
5
Next, write any setting changes made on-site after installation, such as address settings, in
the EEPROM. Perform the tasks specified in step 1 again.
6
Use the button to set the CODE No. (DN code) to
7
Check the value displayed with the value jotted down in Procedure 1 and information
proved by the customer.
(1) If there is a discrepancy, change the setting in accordance with the jotted-down value, and push the
button.
(The display should change from flashing to steady.)
(2) If there is no discrepancy, do nothing.
8
Use the button to change the CODE No. (DN code).
Again, check the value, and change the setting if necessary.
9
Repeat steps 6 and 7 until all the settings are checked.
10
When finished, push the
In the case of group operation, turn the unit off, reconnect the indoor-indoor group control wiring and
CN041 connectors, and turn on all the indoor units.
(It takes the system about 1 minute to become responsive to remote control operation.)
* CODE No. (DN code) go from
If you realize you have wrongly corrected a certain setting after pushing the
initial value by pushing the
+ buttons simultaneously and hold for at
ALL
is displayed.)
button (button of left side) to
UNIT LOUVER
10
(no change)
is for the 4-way cassette type.) - See the CODE No. list.
is for the 027 type.) - See the CODE No. list.
0001
.
button to bring the system back to normal off state.
01 FF
to with a few gaps along the way.
button, provided that the CODE No. (DN code) is yet to be changed.
10
is displayed, and the
ALL ALL
ALL ALL ALL
11
.
C8
.
01 01 01 01 01
– 107 –
<Fig. 1 RBC-AMT32UL>
.)
(To set filter sign lighting time)
button, you can recover the