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Component Specifications
To avoid risk of electrical shock, personal injury, or death, disconnect power to oven and discharge capacitor
before servicing, unless testing requires power.
Illustration
Controller board
P1
Pin #1
J4
J1
CONTROL
BOARD
E1 E2 E3 E4
P1 connector used
J2
for touch panel
ribbon
Error Code Table
Usage Test
The Usage Test is used to access Magnetron Hours, Magnetron Cycles and Door Cycles. Use the following
procedure to access the data:
1. Open door.
2. Press and hold pad 3 for five (5) seconds.
NOTE: After five (5) seconds, SErv illuminates in the display.
3. Press pad 1 for Magnetron Hours.
4. Press pad 2 for Magnetron Cycles.
5. Press pad 3 for Door Cycles.
Conditions
Initial Power Up Condition:
Idle Condition:
Standby Condition:
Cook Condition:
16500017
!
WARNING
Component
Line voltage to control board
E1—E3 ......................................................
Output drive voltage to triac
Triac terminals.............................................
Gate—T1...................................................
Fan relay (controls blower motor, antenna
motor(s), and oven light)
P1
Control board...............................................
Terminals J4-1—J4-2................................
Cook relay
Control board...............................................
Terminals E1—E4 .....................................
Error Code
F1
F2
F3
F4
F5
F6
Apply power to oven with door closed.
Oven plugged in, display blank (no other components operating).
Open oven door, light and motors operate.
Food load in oven, cook cycle initiated.
Testing
Corrective Action
Replace HV/LV Board
Replace HV/LV Board
Replace HV/LV Board
Replace HV/LV Board
Replace Touch Panel
Replace HV/LV Board
4
Results
Line voltage (All Conditions).
0 VAC (Idle and Standby).
0.9 VAC (Cook).
Line voltage (Idle).
0 VAC (Standby and Cook).
Line voltage (Idle).
0 volts (Standby and Cook).
July 2010
©2010 ACP, Inc.
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