ZyXEL Communications BPS-120 3 Troubleshooting

BPS-120 User’s Guide

Table 4 BPS-120 Front Panel DC Output LEDs State Definitions

PORT LED	COLOR	DC	DESCRIPTION
INDICATIONS		OUTPUT
		LED
		STATUS
DEVICE	Amber	Off	The BPS-120 has detected an external or
FAULT			internal fault. See Table 5.
DEVICE	Red	On	The BPS-120 has detected an external or
FAULT			internal fault. See Table 5.

3 Troubleshooting

Make sure that the BPS-120 is plugged into an appropriate AC power supply.

Table 5 BPS-120 Troubleshooting Tips

PROBLEM	CONDITION	CORRECTIVE ACTION
The STANBY	Faulty or not connected AC	Make sure you are using the
LED is off.	power supply.	correct power line cord and it is
		plugged into an appropriate
		100/240 VAC power supply
		receptacle. Check the power line
		fuse.
		Unplug the power line cord and
		plug it in again. Turn the BPS-
		120 on using the rear panel
		switch. If the error persists you
		should contact your vendor or
		Zyxel for servicing.
The STANDBY	The BPS-120 is in standby	Press the STANDBY/ACTIVE
LED is on.	mode.	button to put the BPS-120 into
		active mode.
The FAULT LED	The BPS-120 has an internal	Monitor the PWR, TEMP, and
is red.	hardware system fault (PWR,	FAN LEDs, then turn the BPS-
	TEMP, or FAN LEDs are	120 off or disconnect external
	red).	devices.

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