NF HSA42011, Instruction Manual

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5.1 Error Messages
HSA42011 5-2
5.1 Error Messages
Self-diagnosis is performed when the power is turned on. If an error is detected, the error state is set. The
error state is also set when a wrong operation is performed.
Errors and their causes are described below, together with required actions.
5.1.1 Errors at Power-on
This product performs self-diagnosis when the power is turned on.
If an abnormality is found, contact NF Corporation or its representative.
Table 5-1. Diagnosis Performed at Power-on
Diagnosis item Description
LED glow check
Visually check that all LEDs above the switches, the 0 % LED of output meter
LEDs, the overload LED (OVLD), and the error LED (ERR) glow for about 1
second.
ROM sum check
Check whether the ROM is normal.
If an abnormality is detected, this product cannot be operated.