Specifications

Chapter 3 Controller LED Diagnostics 85

For controllers in the SMT3 series, you can use the Unit Type

command or the Unit Type Verify command to obtain the result of the

self-test. You can interpret the result using the self-test bit described

in Table 14.

Table 14. LED Diagnostic Codes for SMT3 Series of Controllers

LED Flashes

(per 10 seconds)

Self-Test Bit

(Unit Type or Unit Type

Verify Commands)

Error Description

1 0 Reserved.

2 1 ROM error. Firmware checksum

verification error.

3 2 PWM error. Unable to establish PWM

operating range at power-up.

Nonrecoverable error.

4 3 NOVRAM error. The operating

parameters in the controller NOVRAM

are invalid. Using defaults.

5 4 HDW error. The controller hardware

failed (unable to initialize or configure

gate array). Nonrecoverable error.

6 5 Reserved.

Cable NOVRAM error

. The

linearization data in the cable NOVRAM

is invalid.

8 7 NOVRAM2 error. The linearization data

in the controller NOVRAM is invalid.

1.The cable NOVRAM error will flash the LED until the controller receives the

first valid command from the host.