Hitachi PC-ARF Technical Catalogue page 380

5 Centralised remote controls
PSC-A32MN
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Checking Connection
1 Select "Checking Connection" on the "Service Menu" screen.
N O T E
This function cannot be selected when there is one ore more air conditioners in operation, or if there is an external input signal input to
external input terminals 1 or 2.
2 Tap "OK" at the confirmation screen.
N O T E
If tapping "Cancel", the screen returns to "Service Menu". The type of update of connection information depends on the following setting.
• Proceed to step 3 to update connection information while keeping Group register and settings such as schedule setting, etc. (3)
• Proceed to step 7 to perform connection checking initializing each setting. (It is same as restoring the settings). (7)
(2)
Keeping settings
3 Tap "OK" at the confirmation screen for keeping settings.
4 When the process of checking connection is finished, the number of connected units is indicated on the confirmation
screen.
If the number of connected units is indicated correctly, tap "OK".
The screen of "Main Unit Register" will be displayed. Refer to section "Registration of a group (Main unit)".
5 If the indicated number of connected units is different from the actual number, tap "Cancel".
(4)
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TCGB0106 rev.0 - 12/2014
(3)
(6)
(5)
(1)
(7)