NEC UNIVERGE SL2100, Hardware Manual

Page: 163 / 174

S
ECTION
3 LED INDICATIONS
The LEDs on the CPU indicate the following:
• RUN (D1) = The CPU is operating (Green)
• ALM (D2) = Alarm (Red)
• Refer to Program 90-10: System Alarm Setup for details on assigning alarm LEDs.
Table 4-1 CPU LED Indications on page 4-15 provides a list of each LED and associated operation
and status indications.
ST 100 1G ACT
LOAD RUN
ETHERNET VOIPDB
EXP1 EXP2
ALM
RUN (D1) LED: Green
CPU board
< Front view >
ALM (D2) LED: Red
Figure 4-24 Location of the LEDs on the CPU Board
The priority order (No.1 ~ 16) is set up to each status and when more than one different status are
occurred, the highest priority LED indication pattern (status) will be indicated.
Table 4-1 CPU LED Indications
Priority
No.
Status
LED Indication
RUN (D1): Green ALM (D2): Red
1 When system has started Up (only U-boot is execute) Off Off
2 Shutting down accept status (going to be powered off) 500ms On / 500ms Off Off
3 Boot error On 1s On / 1s Off
4 DSP/FPGA Download Error Off 100ms On / 100ms Off
5 Security Tip Error 100ms On / 100ms Off 100ms On / 100ms Off
6 Reading Error of System Program 1s On / 1s Off 100ms On / 100ms Off
7 Completed the System Program Upgrade 1s On / 1s Off 1s On / 1s Off
8 Initializing System Program Off On
9 DSP/FPGA downloading Off 1s On / 1s Off
10 Boot is starting On Off
11 IP address lease request 300ms On / 200ms Off /
300ms On / 200ms Off /
300ms On / 700ms Off Off
12 DHCP Reset request 300ms On / 200ms Off /
300ms On / 200ms Off /
300ms On / 700ms Off On
13 File accessing (SD Memory card/F
l
ash ROM data is up-
dating)
100ms On / 100ms Off /
100ms On / 100ms Off /
100ms On / 500ms Off Off
14 Error alarm (Major) occurred 100ms On / 100ms Off 1s On / 1s Off
15 Error alarm (Minor) occurred 1s On / 1s Off On
16 System Operating Normally 1s On / 1s Off Off
ISSUE 1.0 SL2100
Hardware Manual 4-15