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Page 87
Version 6.0
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NovaTec
Mobile Gateway S20
5.1.10
Status Displays on the EWU
The LEDs show the status of the EWU in two stages. The first stage is after the power on
reset of the system or after sliding the EWU into the back plane. The second stage is after
the download of the configration into the module. For the first stage the following status
is reported:
Picture 46:
Status displays on the EWU during power on diagnostic
Power R
eady
1
2
3
4
5
6
7
8
LED
LED is off
LED is flashing intermittently
LED is constantly on
Reset and CPU not yet started
CPU started
Error during CPU self-test 1 (system stops)
Error during CPU self-test 2 (system stops)
CPU-Chipset initializing
Error during bootcode RAM-test (system stops)
CPU creates the stack for switching to protected mode
CPU switches to protected mode
RF
OUT
EWU
1
2
3
4
5
6
7
8
There is not enough DRAM mounted (system stops)
Error in DRAM (system stops)
Error within checksum test of the boot ROM (system stops)
(Sequentially flashing light, turning from left to right.)
Boot monitor active
Load Onboard FPGA1
