Harmonic MediaGrid Installation And Configuration Manual page 273

Chapter 8 Hardware Reference
ContentStore 5840 Power Supply Unit LEDs
1 2
Figure 8–53: ContentStore 5840 Power Supply Unit LEDs
Table 8–50: ContentStore 5840 Power Supply Unit LED Descriptions
1. PSU Fail 2. AC Fail
(Amber) (Amber)
Off Off
On On
Off Off
Off Off
Flashing Flashing
Off On
On On
On Disregard
ContentStore 5840 Cooling Module LEDs
Figure 8–54: ContentStore 5840 Cooling Module LEDs
Table 8–51: ContentStore 5840 Cooling Module LED Descriptions
1. Module OK
2. Battery Fault
3. Fan Fault
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3
3. Power
(Green)
Off No power to either PSU.
Off PSU present, but not supplying power or PSU alert state (usually
due to critical temperature.
On Main AC present, switch on. This PSU is providing power.
Flashing AC power present, PSU in standby (other PSU is providing power.)
Off PSU firmware download.
Off AC power missing, PSU in standby (other PSU is providing power).
On Harmonic MediaGrid software has lost communication with the
PSU.
Off PSU has failed. For replacement instructions, see the Harmonic
MediaGrid Component Replacement Instructions.
1
2
3
LED
Constant green: indicates that the fan is working correctly.

Off: the fan has failed. For replacement instructions, see the

Harmonic MediaGrid Component Replacement Guide.
Not currently used.
Amber indicates that a fan has failed.
Status
Description
273
ContentStore 5840 and 5840A
Harmonic MediaGrid Release 4.1