Boot Messages - Siemens SINUMERIK 802C base line Technical Manual

Start-Up
4.2.1

Boot messages

Displays on the screen
Boot errors
4-8
When the control system is booting, test patterns or boot information are
displayed on the screen as progress displays.
After the control system has booted without errors, it changes to the
JOG/Ref.point approach mode, and the yellow DIAG LED (see Fig. 4–1)
flashes.
Boot errors are displayed either on the screen or via the LED (see Fig. 4–1 in
the following).
The ERR flashes, and the DIAG LED does not flash.
Fig. 4-1 LED
Table 4–3 Boot errors
Error Message
ERROR
EXCEPTION
ERROR
DRAM
ERROR
BOOT
ERROR
NO BOOT2
ERROR
NO SYSTEM
ERROR
LOAD NC
NO SYSTEM–LOADER
ERROR
LOAD NC
CHECKSUM–ERROR
ERROR
LOAD NC
DECOMPRESS–
ERROR
ERROR
LOAD NC
INTERNAL–ERROR 1
Remedial Action
1. Switch off the control system and back on
again (POWER ON).
2. Inform the hotline if necessary.
3. Carry out a software update.
4. Replace the hardware components.
SINUMERIK 802C base line
Start-Up