ZyXEL Communications IES-1248 VDSL-SWITCH User Manual page 278

IES-1248 User's Guide
FUSE LOCATION
Front Panel (AC inlet)
Changing the following fuses requires disassembly of the device. Only a qualified technician
FUSE LOCATION
Mother Board
DC Switch Board
ALARM Port Power
The maximum power rating for the ALARM port is as follows:
Input: 20V, 500mA
Output: 20V, 500mA
Operating Environment
Temperature: -40 - 65°C
Humidity: 10% - 95% (non-condensing)
Storage Environment
Temperature: -40 - 85°C
Humidity: 5% - 95% (non-condensing)
MAC Table
The MAC address table can hold up to 16K entries.
Telco-50 Connector Pin Assignments
The following diagram shows the pin assignments of the USER Telco-50 connectors.
B
Chart 2 AC Power Fuse Ratings
250 VAC, Fast F2A
should perform this.
Chart 3 DC Power Fuse Ratings
250 VAC, T5.0A
250 VAC, T6.3A
FUSE RATING
FUSE RATING
Hardware Specifications