Garland EM-C180 Component, Checkout Procedure, Result, Touch Key, Board, Matrix Circuit For

COMPONENT	CHECKOUT PROCEDURE		RESULT
	Measure the resistance between terminals of				When	When not
TOUCH KEY	FPC connector after removing it from		Resistance		touched	touched
	S101.(Figure 10)			Value	Less than	More than
BOARD
		NOTE			1 K ohms	1 meg ohms
	- When reconnecting the FPC connector, make
			When checking the POWER key ,
	sure the holes on the connector are properly
	inserted in hook of the plastic fastener in S101.		connect the ohm-meter as illustrated
	MATRIX CIRCUIT FOR		below.
	TOUCH KEY BOARD
	FPC CONNECTOR

TERMINAL OF FPC CONNECTOR

FIGURE 10

CHECKOUT PROCEDURE FOR SWITCHES

Disconnect the lead wires from the switches and check for the continuity of the switches, connecting an ohm-meter to its terminals.

SWITCHES	CHECKOUT PROCEDURES	DOOR OPEN	DOOR CLOSED
(SEE Figure 1 on page 1)
INTERLOCK SWITCH
	Terminals "COM" and "NO"
DOOR SENSING SWITCH
INTERLOCK MONITOR	Terminals "COM" and "NC"
SWITCH

CAUTION: After checking the switches, make sure that the interlock monitor switch is properly connected according to the CIRCUIT DIAGRAM on page 3.

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