Hitachi PC-ARF Technical Catalogue page 101

4 Individual remote controls
PC-ARF
5 To return to the test run menu press " " (return) while indoor unit is not operated.
Confirm the selected indoor unit address and go to "I.U. Address Change".
N O T E
• "ADD Check Operation" is not available when the control of 2 remote control switches (main and sub) are used.
• The switch operation other than "Run/Stop" is not available while "ADD Check Operation" is performed.
• Do not operate from the central controlling devices while "ADD Check Operation" is performed by the remote control switch.
• This function should not be used if there is a Central Control (like CSNET WEB) in the H-LINK line.
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Indoor Unit Address Initialization
This function initializes the indoor unit address that has been changed by "I.U. Address Change" function or set by the au-
tomatic address allocation. Initializing the address by this function, indoor unit address is changed to the dip switch setting.
1 Press and hold " " (menu) and " " (return) simultaneously for at
least 3 seconds during the normal mode (when unit is not oper-
ated). The test run menu is displayed then.
2 Select "I.U. ADD Initialization" from the test run menu pressing
" " and "OK".
3 Select the indoor unit by pressing "
then the confirmation screen is displayed.
*Indoor units which are not supporting "I.U. ADD Initialization" func-
tion can not be selected.
The address of indoor unit that does not support "I.U. ADD Initializa-
tion" function is not initialized even when "All" is specificated.
4 Select "Yes" and press "OK" to start the address initialization pro-
cess.
*If the address initialization is successfully completed, connection
check is automatically started.
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Function Selection and Input/Output Initialization
This function re-establishes the function selection and Input/Output values to factory setting values.
1 Press and hold " " (menu) and " " (return) simultaneously for at
least 3 seconds during the normal mode (when unit is not oper-
ated). The test run menu is displayed then.
2 Select "FUNC, Input/Output INITIAL" from the test run menu
pressing " " and "OK".
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TCGB0106 rev.0 - 12/2014
" and press "OK",
I.U. ADD Initialization
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