Hitachi PSC-A32MN Installation And Operation Manual page 36

Operation
5.2.2 Group and block settings
5.2.2.1 Display of All Groups
1 Tap "All Groups" on the touchscreen display.
The tab marked with (1), "All Groups", is not displayed if only one block has been registered.
2 All groups are displayed on the touchscreen (all the indoor units connected to the central station are shown). The operation
status of each group is indicated by the colour of the group, as shown below:
(2)
28 PMML0332A rev.0 - 05/2015
(1)*
Green: Run
Grey: Stop
Red: Abnormal
N O T E