Table of Contents
Advertisement
Buttons
LCD Control Panel
Physical Specifications
There are two recessed buttons on the module. The RESET button resets the
system, the same as pressing the two outer buttons on the chassis LCD control
panel or turning the power off then on. The ATTENTION button is for 3Com use
only.
The LCD control panel on the front of the chassis consists of four buttons below
the LCD. To reset the system, you simultaneously press the two outer buttons
marked RESET. The two inner buttons marked ATTENTION are for internal 3Com
use only. If you accidentally press the ATTENTION buttons, you must reset the
system to resume operation.
The following tables list physical description and electrical and environmental
requirements for the DPE module.
Table 3-3 Physical Description
Length
Width
9.3 in
10.8 in
23.8 cm
27.7 cm
Table 3-4 Maximum Current Consumption
+5 Volts
5.101 VDC @ 2.32 amp
Table 3-5 Environmental Requirements
Parameter
Temperature:
Operating
Nonoperating
Altitude:
Operating
Nonoperating
Relative humidity:
Operating
Nonoperating
Height
1 in
2.6 cm
+12 Volts
11.969 VDC @ 0.011 amp
Requirement
Minimum
41˚F (5˚C)
–4˚F (–20˚C)
Sea level
Sea level
20% noncondensing
10% noncondensing
Physical Specifications
Weight
1.4 lbs
0.6 kg
-12 Volts
-12.187 VDC @ 0.008 amp
Maximum
104˚F (40˚C)
140˚F (60˚C)
15,000 ft. (4,572 m)
40,000 ft. at 32˚F (12,191 m at 0˚C)
80% noncondensing
90% noncondensing
3-3
Advertisement
Table of Contents
