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2.
The SIM transmitter board, dust cover, and rear cover plate (not shown) are
attached to the top radiation shield plate using 4 screws. Unfasten these
screws and remove the dust cover along with the board and mounting
plate.
3.
Remove the SIM power cable, solar panel cable and the Sensor Interface
Cable from the junction board located in the lower section of the radiation
shield.
Solar and SIM Power Connectors
AC Power Adapter Connector
Procedure 3. Mount the New Temp/Hum Module
1.
Remove the fan and fan deflector from the lower section of the radiation
shield.
2.
Remove the old Temp/Hum module from the radiation shield and unplug
it from the junction board.
Installation Outline
(Wireless ISS Only)
+VSIM
+VSIM
+VSOL
+5V
(Cabled ISS Only)
Junction Board Connections
Motor Connector
Temp/Hum
Sensor Cable
Channel
Fan Connector
MOTOR
TACH
T/H & SIM
Temp/Hum Sensor
Connector
Fan Unit
Fan Deflector
Junction Board
Sensor Interface
Connector
Fan Plate
Page 5
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