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Service Manual
Third edition, June 1997
9.1.11 Warning message: SIOX Communication Failed.
Communication cables faulty from the I/O Box to the SIOX equipment.
• Check cables between SIOX and I/O Box.
Mains power supply failing to SIOX (Mains to box or 24 VDC to each
SIOX module).
• Check power supply, cables and fuses.
I/O Box failure.
• See chapter 9.1.5.
Single SIOX module failing
• Check LEDs on each SIOX module. See chapter 4.4.
SIOX Interface Board in I/O Box faulty.
• Try exchanging with another SIOX board from the Complete Spare
Parts set. See chapter 4.4.
• Check the fuse for external supply voltage on the SIOX board
9.1.12 Warning message: PRS Communication Failed.
Communication cables faulty from the I/O Box to the PRS equipment.
• Check cables between PRS and I/O Box.
Mains power supply failing to PRS.
• Check power supply, cables and fuses.
I/O Box failure.
• See chapter 9.1.5.
PRS Interface Board in I/O Box faulty.
• Try exchanging with a spare PRS board. See chapter 4.5.
• Check the fuse for external supply voltage on the PRS board
9.2 Other Messages Shown on the Work Station
9.2.1 Message: PROCESS DATABASE NOT RUNNING - Alarm handling is off
and pictures are not updated. Please wait until system restart.
If shown on the Master Work Station there is a serious fault in it. If the
Work Station keeps trying to start up over and over again try the
following:
• Reinstall the Work Station Software, see chapter 3.6.
• If problem persists: Replace hard disk, see chapter 3.2.
• If problem persists: Replace Work Station. See chapter 3.3.
9.2.2 Message: NO CONTACT WITH MASTER WORKSTATION - Network
Error or Master Work Station not running. Please wait until connection
established.
This message is shown on the Slave Master Work Station in a network
system, when the Master Work Station is not communicating.
Master Work Station is not turned on or power supply is failing.
• Turn the Master Work Station on.
The Master Work Station is starting up.
• Wait approximately one minute to allow the Master Work Station to
start up.