Display Diagnostics - ACP AXP20 Service Manual

Error Codes
Display Description
b0 Touch Panel
b1 Touch Panel
c-0 Temp sensor (rTD) (open)
c-1 Temp sensor (rTD) (shorted)
c-2 Temp sensor (rTD) (out of range)
D-0 Thermocouple (rTD) (open)
D-1 Thermocouple (rTD) (shorted)
D-2 Thermocouple (rTD) (out of range) replace Thermocouple
G-0 Oven exceeded max. Temp.
G-2 magnetron TcO
G-2 cooling motor
H-0 signal missing
H-1 main board set Point incorrect.
H-2 main board
H-3 main board
m-0 current sense Low amps
m-1 magnetron 1 Low amps
m-2 magnetron 2 Low amps
Note: While in the service test the error history can be cleared by pressing and holding Pad 1
see page 28.
*if G-0 continues to appear. replace electronic Limiter.

Display Diagnostics

Corrective Action
replace Touch Panel
replace Touch Panel
replace Temp sensor
replace Temp sensor
replace Temp sensor
replace Thermocouple
replace Thermocouple
unplug / Plug oven in*
Perform service test (magnetron #1 & #2)
Perform service test (cooling Fan)
Plug disconnected from J1 on main board
unplug / Plug oven in
replace main board
replace main board
Perform service test (magnetron #1 & #2)
Perform service test (magnetron #1)
Perform service test (magnetron #2)
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