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PROBLEMS
Erratic Display Or No
Display
Clock/Timer Does Not
Respond when a
Pushbutton is Pressed
Beeper Does Not Sound
When Control Function
Buttons Are Pressed.
Time-of-Day Clock and
Timing Functions Operate
Normally.
Time-of-Day Display in
Military Time.
Oven Does Not Heat In
Timer Bake or Self-Clean
Timed Modes. Clock/Timer
Accepts Programmed Time
POSSIBLE CAUSE
No Voltage to Clock/Timer P.C.
Board
Defective Clock/timer P.C.
Board
Defective P.C. Board to Display
Board Interconnect Cable
No Voltage to Display Board
Defective Interconnect Cable
Defective Display Board
Defective P.C. Board
Defective P.C. Board
Not a Problem. This is a Feature
of the Clock/Timer
Defective P.C. Board
CORRECTION
Check for 120 VAC at P.C. boa
TB1 and TB2. If no voltage is
wiring.
Disconnect ribbon cable from
voltages at P.C. board 20 pin
incorrect voltages are indicate
Check interconnect cable for
replace cable.
Check for 2.0 - 3.5 VAC at dis
no voltage is indicated, check
Board.
Check interconnect cable for
replace cable.
Check display board function
defective, replace display boa
If interconnect cable and disp
P.C. board.
Replace the P.C. Board.
Press "COOK" time and "STO
simultaneously to set clock tim
shut off power to unit, wait (5)
Check K1 relay contacts on P
contacts not closing, replace
Replace Wiring.
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