Hoshizaki JWE-2400CUA-R-25B, JWE-24000CUA-L-25B h ROM/RAM Error H5, i EEPROM Error H6

h) ROM/RAM Error (H5)

•If a ROM/RAM error is detected, the unit shuts down, "H5" appears in the display, and the buzzer sounds.

•After replacing the failed component, the alarm resets.

•See the chart below for possible causes and remedies.

Code

H 5

Error

ROM/RAM on control board fails.

Item Possible Cause

Defective.

Control Board

Operation

Unit stops.

Remedy

Replace.

i) EEPROM Error (H6)

•If an EEPROM error is detected, the unit shuts down, "H6" appears in the display, and the buzzer sounds.

•After replacing the failed component, the alarm resets.

•See the chart below for possible causes and remedies.

Code

H 6

Error

EEPROM on control board fails.

Item

Control Board

Possible Cause

Defective.

Operation

Unit stops.

Remedy

Replace.

Note: See “IV.I. Removal and Replacement of Control Board or Operation Board.”

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