Sanyo EM-N107WS Supplement Of Service Manual page 20

COMPONENT COMPONENT COMPONENT COMPONENT COMPONENT
TOUCH KEY TOUCH KEY TOUCH KEY
TOUCH KEY TOUCH KEY
BOARD BOARD
BOARD BOARD BOARD
0 6
1 7
2 8
3 9
STOP /
4
CLEAR
Disconnect the lead wir Disconnect the lead wir Disconnect the lead wires fr Disconnect the lead wir Disconnect the lead wir
to its ter to its ter to its ter to its terminals. to its ter minals. minals. minals. minals.
SWITCHES SWITCHES SWITCHES
SWITCHES SWITCHES
(See Figure 1 on page 1) (See Figure 1 on page 1)
(See Figure 1 on page 1) (See Figure 1 on page 1) (See Figure 1 on page 1)
Primary Interlock Primary Interlock Primary Interlock Primary Interlock Primary Interlock
Door Sensing Door Sensing Door Sensing Door Sensing Door Sensing
Interlock Monitor Interlock Monitor Interlock Monitor Interlock Monitor Interlock Monitor
CAUTION CAUTION CAUTION CAUTION CAUTION : : : : : After checking the switches, make sur After checking the switches, make sur After checking the switches, make sure that the interlock monitor switch is pr After checking the switches, make sur After checking the switches, make sur
to the CIRCUIT DIAGRAM on page 3. to the CIRCUIT DIAGRAM on page 3. to the CIRCUIT DIAGRAM on page 3. to the CIRCUIT DIAGRAM on page 3. to the CIRCUIT DIAGRAM on page 3.
CHECKOUT PROCEDURE CHECKOUT PROCEDURE CHECKOUT PROCEDURE CHECKOUT PROCEDURE CHECKOUT PROCEDURE
Measur Measur Measur Measur Measure the r e the r e the r e the resistance between ter e the r esistance between ter esistance between ter esistance between ter esistance between terminals of
FPC connector after r FPC connector after r FPC connector after removing it fr FPC connector after r FPC connector after r emoving it fr emoving it fr emoving it from S101. emoving it fr
(Figure 9). (Figure 9). (Figure 9). (Figure 9). (Figure 9).
NOTE NOTE
NOTE NOTE NOTE
- When r - When r - When r - When r - When reconnecting the FPC connector econnecting the FPC connector econnecting the FPC connector econnecting the FPC connector, make econnecting the FPC connector
sure the holes on the connector are properly sure the holes on the connector are properly
sure the holes on the connector are properly sure the holes on the connector are properly sure the holes on the connector are properly
inserted in hooks of the plastic fastener in S101. inserted in hooks of the plastic fastener in S101.
inserted in hooks of the plastic fastener in S101. inserted in hooks of the plastic fastener in S101. inserted in hooks of the plastic fastener in S101.
MATRIX CIRCUIT FOR MA MA MA MA TRIX CIRCUIT FOR TRIX CIRCUIT FOR TRIX CIRCUIT FOR TRIX CIRCUIT FOR
TOUCH KEY BOARD TOUCH KEY BOARD TOUCH KEY BOARD TOUCH KEY BOARD TOUCH KEY BOARD
FPC CONNECTOR FPC CONNECTOR FPC CONNECTOR
FPC CONNECTOR FPC CONNECTOR
POWER
5
LEVEL
TOTAL QUICK
DEFROST ON
QUICK
DEFROST
PIZZA S TAR T
FRESH
CLOCK
VEGETABLE
CHECKOUT PROCEDURE FOR SWITCHES CHECKOUT PROCEDURE FOR SWITCHES CHECKOUT PROCEDURE FOR SWITCHES CHECKOUT PROCEDURE FOR SWITCHES CHECKOUT PROCEDURE FOR SWITCHES
es fr es fr es fr es from the switches and check for the continuity of the switches, connecting an ohm-meter om the switches and check for the continuity of the switches, connecting an ohm-meter om the switches and check for the continuity of the switches, connecting an ohm-meter om the switches and check for the continuity of the switches, connecting an ohm-meter om the switches and check for the continuity of the switches, connecting an ohm-meter
CHECKOUT PROCEDURES CHECKOUT PROCEDURES CHECKOUT PROCEDURES
CHECKOUT PROCEDURES CHECKOUT PROCEDURES
T T T T T er er er er erminals "COM" and "NO" minals "COM" and "NO" minals "COM" and "NO"
minals "COM" and "NO" minals "COM" and "NO"
T T T T T er er er er erminals "COM" and "NC" minals "COM" and "NC" minals "COM" and "NC" minals "COM" and "NC" minals "COM" and "NC"
minals of minals of minals of minals of
om S101. om S101. om S101. om S101.
, make , make , make , make
MORE +
SOUP /
LESS -
BEVERAGE
POTATO
FROZEN KITCHEN
ENTREE TIMER
ADD
FROZEN
30 SEC
VEGETABLE
CUSTOM
POPCORN
PROGRAMS
e that the interlock monitor switch is pr e that the interlock monitor switch is pr e that the interlock monitor switch is properly connected accor e that the interlock monitor switch is pr
- 6 -
RESUL RESUL RESUL RESULT T T T T RESUL
When When When When When
touched touched touched touched touched
Resistance Resistance Resistance Resistance Resistance
value value value value value
Less than Less than Less than Less than Less than
1K Ohms 1K Ohms 1K Ohms 1K Ohms 1K Ohms
When checking "ST When checking "ST When checking "ST When checking "ST When checking "ST AR ART" key, connect AR AR AR
ohm-meter as illustration below. ohm-meter as illustration below.
ohm-meter as illustration below. ohm-meter as illustration below. ohm-meter as illustration below.
Ohm-meter Ohm-meter Ohm-meter
Ohm-meter Ohm-meter
TERMINALS OF FPC CONNECTOR TERMINALS OF FPC CONNECTOR TERMINALS OF FPC CONNECTOR TERMINALS OF FPC CONNECTOR TERMINALS OF FPC CONNECTOR
DOOR OPEN DOOR OPEN DOOR OPEN
DOOR OPEN DOOR OPEN
operly connected accor operly connected accor operly connected according operly connected accor
When not When not When not When not When not
touched touched touched touched touched
More than More than More than More than More than
1 MEG Ohm 1 MEG Ohm 1 MEG Ohm 1 MEG Ohm 1 MEG Ohm
T" key, connect T" key, connect T" key, connect T" key, connect
Figure 9 Figure 9
Figure 9 Figure 9 Figure 9
DOOR CLOSED DOOR CLOSED DOOR CLOSED
DOOR CLOSED DOOR CLOSED
ding ding ding ding