User's Manual
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1027145–0001 Revision D 7–4 Commissioning HTs Hub installation
Startup diagnostics (SUDS) begin when the CCM is first powered
up. SUDS test the CCM’s components individually
1. Apply power to the IDU/ CCM, and observe the SUDS
sequence on the LCD:
For test identification details, see chapter 6, section 6.9.
SUDS Timer Test
SUDS WDT Test
SUDS PCI Test
SUDS SDPRAM Test
SUDS Ser 1 Test
SUDS Ser 2 Test
SUDS LAN ID Test
SUDS CPU Reg OK
SUDS DRAM OK
If all diagnostics complete successfully, the SUDS
sequence ends with a SUDS Completed message, as
shown below. If a test fails, the specific test that fails is
shown with a FAILED
message, as shown below.
SUDS Completed
SUDS Ser 2 Test
FAILED
or
The LCD remains inactive unless you power the CCM off,
then on. This restarts SUDS.
If any CCM component fails, replace the CCM.
Startup diagnostics
(SUDS) sequence