Troubleshooting and Repair
47
Tr
oub
le
sho
oting
Identifying Faults
Flowchart 1: Getting Started
Yes
No
Flowchart 1:
Power subsystem is faulty
.
Check Power Subsystem in the
Control Cabinet.
Check connection between AC mains
and rear of cabinet.
Check connection between PDU and
backplane.
Replace Power Supply
Swap Control Cabinet.
Are
all system LEDs on
the Control Cabinet
out?
Start
Yes
No
No
Yes
Is the operating system intact? Check the Main
Control Card’s “active” LED.
NO:
any other state (e.g., on steady, off steady).
YES:
slow, steady flashing (1 second flash rate).
Maintenance terminal
troubleshooting
Flowchart 5:
A
B
Is the maintenance
terminal operating?
(Ensure that maintenance
terminal is connected to
the maintenance port on
the Control Cabinet)
Summary of Contents for SX-200 EL
Page 1: ...TECHNICIAN S HANDBOOK LIGHTWARE 19 RELEASE 3 0 ...
Page 11: ...Chapter 1 Introduction ...
Page 12: ......
Page 32: ...Technician s Handbook 22 ...
Page 33: ...Chapter 2 Routine Maintenance ...
Page 34: ......
Page 55: ...Chapter 3 Troubleshooting and Repair ...
Page 56: ...Technician s Handbook 46 ...
Page 88: ...Technician s Handbook 78 Figure 16 E M Trunk Type I 2 wire ...
Page 110: ...Technician s Handbook 100 ...
Page 111: ...Chapter 4 Programming ...
Page 112: ......
Page 168: ...Technician s Handbook 158 ...
Page 169: ...Chapter 5 Installation ...
Page 170: ......
Page 239: ...Chapter 6 Maintenance Commands ...
Page 240: ......
Page 258: ...Technician s Handbook 248 ...
Page 261: ...Notes ...
Page 262: ...Technician s Handbook Notes ...