Toshiba MMU-UP0071MH-UL Service Manual page 126

[3] Writing the setting data to EEPROM
The settings stored in the EEPROM of the P.C. board for indoor unit servicing are the factory-set values.
<RBC-AWSU5∗ ∗ ∗ ∗ ∗ >
Step 1 Push [ Menu] to open the "Menu".
Step 2 Push and hold [
• Push and hold 4 seconds.
Step 3 Push [ ] and [
Step 4 Select "Indoor unit" , and the push [
Step 5 For group operation, all connected rooms in the system are displayed.
Select the unit whose EEPROM contents you want to read and push [
→The fan of the selected indoor unit operates and the flap swings.
Step 6 Push [ ] to black highlight the code (DN), and then push [
• Set the indoor unit type and capacity.
The factory-set values shall be written to the EEPROM by changing the type and capacity.
1. Set the CODE No. (DN) to 10 . (without change)
2. Push [
(Refer to Type DN code "10" on page 63.)
3. After finishing setting the data of the code (DN), push [
→ "Continue?" is displayed.
4. To set the data of other codes (DN), push [
5. Push [
11.
6. Push [
(Refer to Indoor Unit Capacity DN code "11" on page 63.)
7. After finishing setting the data of the code (DN), push [
→ "Continue?" is displayed.
8. Push [
When doing group connections:
→ Push [
[ Return] to briefly display "
Step 7 Write the on-site setting data to the EEPROM, such as address setting, etc.
Perform the steps 1 and 4 above again.
Step 8 Push [ ] to black highlight the code (DN), and then push [
(This is the setting for the filter sign lighting time.)
Step 9 Check the setting data displayed at this time with the setting data put down in [1].
1. If the data is different, push [
change the data to what you wrote down, and push [
2. If the data is the same, proceed to next step.
Step 10 Push [ ] to black highlight the code (DN), and then push [
As described above, check the setting data and modify to the data put down in [1].
Step 11 Repeat the steps 8 and 9.
Step 12 After the setting completes, push [
When doing group connections:
→ Push [
[ Return] to briefly display "
Even after modifying the data wrongly and pushing [
before modification by pushing [
Menu] and [
] to select "DN setting", and then push [
] to black highlight the data, and then push [
] to black highlight the code (DN), and then push [
] to black highlight the data, and then push [
Return]
Return] to open the unit selection screen. In the unit selection screen, push
] to highlight the data in black and white, push [
Return] to open the unit selection screen. In the unit selection screen, push
Return] if the CODE No. (DN) is not changed.
] at the same time to open "Field setting menu".
Set/Fix]
Set/Fix]
", and then return to the "Field setting menu" screen.
Return]
", and then return to the "Field setting menu" screen.
Set/Fix] it is possible to return to the data
– 126 –
Set/Fix].
Set/Fix].
] and [ ] to set the code.
] and [ ] to set the type.
Set/Fix]
] and [ ] to set the code No. to
] and [ ] to set the capacity.
Set/Fix]
] and [ ] to set the code No. to 1.
Set/Fix'].
] and [ ] to set the code.
] and [ ] to