Samsung SMH1713 XAA Series Fast Track Troubleshooting page 3

CN301
Gas Sensor
CN701
Membrane Sw
CN401 Door Connector
1 Door switch
3 12vdc
5 Hood TCO 5vdc
2 & 4 DC Common
Microwave cover assembly
The front of the top cover has flanges that must fit inside the front frame and vent, and the bottom goes above the bot-
tom cover. Start with the left side and hold in place with one screw once engaged. Leave the display loose so you can
see that the right side is engaged properly. Then mount display and the vent, ensuring the vent engages the flange.
Door Interlock
SMH1713
Main PCB
RY202
Power High
RY202
Power Low
1. Disconnect power and remove grille and Assembly Control Box.
2. Replace the fuse.
3. When 20A fuse blows out by the operation of interlock monitor
switch failure, replace the primary interlock switch, secondary inter-
lock switch, door sensing switch, interlock monitor switch and power
relay.
4. When the above four switches operate properly, check if any
other part such as the control circuit board, blower motor or high
2/17/2012
RY204
Main
Relay
RY210
Vent
High RY201
In Rush
The fuse is located on the noise filter.
RY205
Night
RY206
Relay
Bright
Relay
RY207
Turntable
CN201 Power
1-Line 1
3-Main. Lamp, fan
5-Cooktop lamp
7-Turntable
CN02 Pwr & Relay
1-NC
3-NC
5-(CN201-1) Vent High
RY211
7-(CN201-1) Vent Low
Vent
9-NC
Low
11-(CN201-1) In rush
3