Toshiba MMU-P0121H Service Manual page 120

3-7-2-3. 1-way Air Discharge Cassette, Concealed Duct Type
n MCC-1355 (Power/Motor P.C. board)
Relay control input (from Main P.C. board)
Temporary operation Dip switch (SW04)
DC output (to Main P.C. board)
Power input (from transformer secondary)
Fan motor output
AC power input
AC output (to Main P.C. board)
AC output (to transformer primary)
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