Service and troubleshooting
8.64 EST3 Installation and Service Manual
Communication fault
The Communication Fault List indicates those Signature devices
that are not communicating with the Signature controller
module.
Open fault
The Open Fault List indicates those Signature modules with an
open on their input or output circuits (all p-codes except 8.)
Ground fault
The Ground Fault List indicates those Signature modules with a
ground fault on their input or output circuits (all p-codes except
8.)
Short fault
North American marketplaces:
The Short Fault List indicates
those Signature modules with a short on their supervised output
circuits (p-codes 5, 7, 15, 16.)
European marketplace: The Short Fault List indicates those
Signature modules with a short on their supervised input circuits
(p-codes 1, 2, 3, 4, 9, 10, 11, 12, 13, 14, 20, 21) and those
Signature modules with a short on their supervised output
circuits (p-codes 5, 7, 15, 16.)
Brand fault
Incorrect brand of Signature devices installed on SDC.