PROBLEM | CAUSE | SOLUTION |
UPS will not start | Input voltage below | Wait until mains voltage rises to appropriate level. |
| threshold |
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| Overload/Short Circuit | Check circuit breaker at rear of UPS (9). If it is activated, reset it and restart |
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| the UPS (See "Resetting Circuit Breaker'). If problem persists, disconnect |
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| some of the equipment from UPS - the total wattage or all your equipment |
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| may exceed the capacity of the UPS. If it still will not start, check your |
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| computer equipment for short circuits. For further help, call your dealer. |
| Input frequency mis- | Check Option Switch #1 on rear of UPS (6). Slide switch to left for OFF, to |
| match with option switch | right for ON. OFF = 60 Hz, ON = 50 Hz. The UPS frequency must match |
| setting | the frequency of your input mains supply. |
| Mains overvoltage | Mains voltage must be less than 270 VAC. |
UPS starts on | UPS not plugged in | Plug in power cord securely. |
battery, but will not |
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switch to mains | Circuit breaker activated | Reset circuit breaker (see “ResettingCircuit Breaker”) and restart UPS. |
power. |
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(400 & 600 VA | Power not available at | Call a qualified electrician. |
only) | utility receptacle |
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UPS shuts down. | Overload/Short Circuit | Check circuit breaker at rear of UPS (9). If it is activated, reset it and restart |
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| the UPS (See "Resetting Circuit Breaker"). If problem persists, disconnect |
|
| some of the equipment from UPS - the total wattage of all your equipment |
|
| may exceed the capacity of the UPS. If it still will not start, check your |
|
| computer equipment for short circuits. For further help, call your dealer. |
| Low Battery | Turn OFF equipment and recharge UPS battery for at least 8 hours. If |
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| problem persists, replace battery. |
| Sitenet 1 Shutdown | Consult the SiteNet 1 User Manual or contact your LAN administrator. |
| (400 & 600 VA only) |
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