Hitachi RAM-60QH4 Manuel De Service page 106

11. Drive circuit
Fig. 11-1 shows the drive circuit.
The circuits for U phase, V phase and W phase have the same
configuration.
INV-HIC
D403 D406
D402 D405
D401 D404
R412 R418
R411 R417
R410 R416
R409 R415
R408 R414
R407 R413
Microcomputer
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VD
Fig. 11-1