Service test mode, Test mode description – GE DCVH515 User Manual
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Service Test Mode
The dryer control has a service test mode that can be utilized by the service technician in order to test
critical components and to access error codes. This test mode will help the service technician to quickly
identify failed or improperly operating dryer components.
Test Mode
Description
t01 Model ID
Verifi es (or sets on new board) the proper model id.
t02 Error Codes
Lists up to 10 control-detected problems.
t03 Software ID
Displays the software version number and the non-
volatile memory version number.
t04 Program Non-volatile Memory Test
Control computes and compares the 16-bit CRC of
the non-volatile memory with the pre-computed
version stored in the non-volatile memory.
t05 User Interface
Control turns on all LEDs and the 7-segment display.
t06 Keys Continuity
Verifi es that all displays and buttons work.
t07 Outlet Thermistor
Displays outlet thermistor temperature.
t08 Inlet Thermistor
Displays inlet thermistor temperature.
t09 Moisture Sensor
Displays voltage read from the moisture sensor.
t10 Exhaust Detection
Verifi es status of the exhaust system.
To enter the test mode:
To exit the test mode:
Disconnect the power for 30 seconds.
Reconnect power and within 30 seconds of
reconnecting power:
Press signal button.
Press delay start button.
Press signal button.
Press delay start button. (Displays t01)
1.
2.
a.
b.
c.
d.
Press the power button during the test selection
mode.
Note: A dryer left in the test mode will exit the test
mode after a period of 30 minutes.
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