TS 870 Transfer Switch
PM062 REV 11 16/04/19 58 Thomson Power Systems
GHC Display is not showing any
system information (con’t)
Defective GHC Display
• Temporarily unplug GHC USB cable for 5
seconds then re-inset to reboot GHC comptroller.
Wait 30 seconds to determine if GHC reboots to
normal operation.
• Verify TSC 900 GHC has SD Memory Card fully
inserted into socket.
If defective Return to Thomson Power Systems using
RMA process
TSC 900 SCU Control board is not
powered from 120VAC Utility supply,
120VAC Generator supply, or 24Vdc aux
supply (if fitted)
The GHC needs maintained 5Vdc power from the TSC
900 SCU Control board at all times. Verify SCU is
powered from either 120VAC Utility supply, 120VAC
Generator supply, or 24Vdc aux supply (if fitted).
SCU USB Jumper (J24 on SCU PCB) is in
the incorrect position
Verify SCU USB Jumper (J24 on SCU PCB) is in the
“GHC” position.
NOTE
There are no user serviceable components located on the TSC 900
printed circuit board. If the TSC 900 controller (i.e. SCU or GHC) are
deemed to be defective, they must be returned to the Thomson Power
Systems Factory for repair or replacement. Please refer to Product
Return Policy section of this manual further information on product
return procedures required.
16. REPLACEMENT PARTS
Replacement parts are available for the transfer switch as follows:
NOTE
When ordering replacement parts please provide the
following information:
- Transfer Switch Model code (e.g. TS 873AA0200AS)
- Transfer Switch Serial Number (e.g. W-022345)
The above information can be found on the transfer switch
equipment rating plate located on the outside of the ATS
door
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