Vertiv GXT4-5000RT230 - Page 4

4 Operation and Display Panel 31
4.1 LED Indicators 31
4.2 Control Buttons 32
4.3 LCD 32
4.4 Menu Structure 33
4.4.1 Startup Screen 34
4.4.2 Default Screen 34
4.4.3 Main Menu Screen 34
4.5 Prompt List 37
4.6 Warning List 38
4.7 Fault List 38
5 Operation 41
5.1 Startup Checklist for the GXT4 41
5.2 Starting the UPS 41
5.3 Performing a Manual Battery Test 41
5.4 Performing Manual Bypass 42
5.5 Shutting Down the GXT4 42
5.6 Disconnecting Input Power from the GXT4 42
5.7 Placing UPS in Maintenance Bypass 42
6 Communication 43
6.1 Liebert IntelliSlot Communication Cards 43
6.1.1 Liebert MultiLink 43
6.2 USB Port Communication 43
6.2.1 Configuration Program 44
6.3 Terminal Block Communication 45
6.3.1 Any Mode Shutdown 45
6.3.2 Battery Mode Shutdown 46
6.3.3 On Battery 46
6.3.4 Low Battery 46
6.4 Remote Emergency Power Off 46
7 Maintenance 49
7.1 Replacing the Internal Battery Pack 49
7.1.1 Battery Replacement Procedures 50
7.2 Battery Charging 51
7.3 Precautions 52
7.4 Checking UPS Status 52
7.5 Checking UPS Functions 52
8 Troubleshooting 53
8.1 UPS Symptoms 53
8.1.1 Indicator and LCD 53
8.1.2 Audible Alarm 54
8.2 Troubleshooting UPS Issues 54
Vertiv | Liebert GXT4 Installer/User Guide | 4