Toshiba MMD-UP0481HFP-UL Service Manual page 99

Step 2
Every time when the
order.
(The settings stored in the EEPROM of the P.C. board for indoor unit servicing are the factory-set values.)
Specify the indoor unit No.with its P.C. board replaced to the P.C. board for indoor unit servicing.
(You cannot perform this operation if
Step 3 Select the CODE No. (DN) can be selected by pressing the
for the temperature setting.
The factory-set values shall be written to the EEPROM by changing the type and capacity.
1. Set the CODE No. (DN) to
2. Select the type by pressing
SET
3. Press button. (The operation completes if the setting data is displayed.)
4. Change the CODE No. (DN) to
temperature setting.
Select the capacity by pressing
5.
SET
6. Press button. (The setting completes if the setting data are displayed.)
TEST
7. Press the button to return to the normal stop status.
(It takes approx. 1 min until the remote control operation is available again.)
Write the on-site setting data to the EEPROM, such as address setting, etc. Perform the steps 1 and 2 above again.
Change the CODE No. (DN) to
(this is the setting for the filter sign lighting time.)
Check the setting data displayed at this time with the setting data put down in [1] .
1. If the setting data is different, modify the setting data by pressing
data put down in [1].
The operation completes if the setting data is displayed.
2. If the data is the same, proceed to next step.
Change the CODE No. (DN) by pressing
As described above, check the setting data and modify to the data put down in [1].
Repeat the steps 6 and 7.
After the setting completes, press
(It takes approx. 1 min until the remote control operation is available again.)
*
The CODE No. (DN) are ranged from
after modifying the data wrongly and pressing
by pressing
CL
<Fig.2 EEPROM layout diagram>
The EEPROM (IC503) is attached to the IC socket. When
detaching the EEPROM, use a tweezers, etc. Be sure to
attach the EEPROM by fitting its direction as shown in the
figure.
*
Do not bend the IC lead when replacing.
UNIT LOUVER
button is pressed, the indoor unit Nos. in the group control operation are displayed in
. (without change)
/ buttons for the timer setting.
by pressing
/
48 7
by pressing
TEST
button to return to the normal stop status.
button if the CODE No. (DN) is not changed.
is displayed.)
/
/ buttons for the
buttons for the timer setting.
/ buttons for the temperature setting.
/ buttons for the temperature setting.
to .The CODE No. (DN) is not limited to be serial No. Even
SET button, it is possible to return to the data before modification
EEPROM
CN34
(Red)
CN504
(White)
- 99 -
buttons
)
TEMP
FILTER
RESET TEST
3 6
/ buttons for the timer setting to the
J551
J550
J01
IC503
SW501
<Fig.2>
<Fig. 1 RBC-AMT32E>
CODE No.
UNIT No.
R.C No.
ON/OFF
TIMER SET
FAN MODE
TIME SAVE VENT
SET CL UNIT LOUVER
SWING/FIX
5 1 4 2
Cut out
EEPROM
Cut out
IC socket