Compaq 3000 Series manual Troubleshooting During Start, Troubleshooting Guide UPS Start

6-2Compaq 3000 Series UPS Operation and Reference Guide

Troubleshooting During Start

If problems occur when starting the Compaq 3000 Series UPS models, select the appropriate symptom for possible causes and actions suggested.

Symptom

UPS will not start

Table 6-1

Troubleshooting Guide (UPS Start)

Possible Cause	Suggested Action
No utility power	Check power at the utility power
	receptacle or contact a qualified
	electrician.

UPS power cord disconnected

UPS input circuit breaker open

Connect the power cord.

Press the circuit breaker button to reset. If the breaker trips repeatedly, contact an authorized service provider. (high models only)

LED 5 is red (Site Wiring Fault)

LED 10 is red (Battery Service)

Utility power receptacle ungrounded or no ground wire in UPS power cord

Line and neutral wires reversed in utility power receptacle or in UPS power cord

Battery voltage is low because the UPS has been out-of-service for a long period

The UPS was powered on with the Sleep mode disabled, draining the batteries

Contact a qualified electrician to correct the condition.

For units factory-configured for 208V, the Site Wiring Fault function has been disabled. If reconfiguring a 230V unit to operate at 208V, the Site Wiring Fault function must be manually disabled.

(high models only)

Allow the UPS to charge the batteries for 24 hours. Initiate a self-test: if LED 10 does not turn off, replace the batteries.