Part # MCOSM06 Rev 1 (11/03/08) Page 95
Page 9 of 9
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Pin-Out Test Points
KEY # PIN-OUTS OVERLAY
MARKINGS
11 & 4 SET BACK
21 & 5 COOL DOWN
31 & 6 PROGRAM
41 & 7 ACTUAL TEMP
52 & 4 CAVITY LIGHT
62 & 5 FAN LOW
72 & 6 COOK / HOLD
82 & 7 SET
93 & 4 ON / OFF
10 3 & 5 FAN HIGH
11 3 & 6 PULSE
12 3 & 7 START / CANCEL
Between above pin test points on ribbon connector, there should be continuity
when the corresponding key is pressed
EXAMPLE : When KEY # 1 is pressed and held, there should be continuity
between pins 1 & 4 at the ribbon cable.
NOTE: Keypad must be attached to control pannel bezel when tested.
The keypad is grounded to panel to complete circuit. Disconnect the
ribbon connector from the SMART BOARD / CONTROLLER to gain better
access to test points.
Not all overlays will have the above-indicated markings.