Juniper MX204 Hardware Guide

Figure 8: Fan Status LEDs on the Router
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1—Fan status LEDs
The fan status LED is a bicolor LED. Table 8 on page 32 describes the behavior of the fan status LED.
Table 8: Fan Status LED
DescriptionStateColor
Fan module hardware initialization is complete and software initialization is
pending.
BlinkingGreen
Software initialization is complete and the fan is functioning normally.On
steadily
Fan module is faulty and not functioning normally.On
steadily
Red
Fan module not presentOff–
SEE ALSO
Replacing an MX204 Fan Module | 124
Maintaining the MX204 Fan Module | 122
MX204 AC Power System
IN THIS SECTION
MX204 Power System Description | 33
MX204 Power Supply Module LEDs | 35
MX204 Router AC Power Specifications | 38
32

Juniper MX204 Specifications

General

Cooling type	Active
Product color	Gray
Rack capacity	1U
Rack mounting	Yes
Number of fans	3 fan(s)
AC input voltage	100 - 240 V
Number of power supply units	2
Operating altitude	0 - 1828 m
Operating temperature (T-T)	0 - 55 °C
Operating relative humidity (H-H)	5 - 90 %

Weight and Dimensions

Depth	475 mm
Width	447 mm
Height	44.5 mm
Weight	10500 g