Aiwa AM-HX70 Service Manual page 24

Pin No. Pin Name
43 H1PG2
44 H1ROUT
45 H1VM
46 H1FOUT
47 H1PG1
48 CST
49 CSL1
50 CSL2
51 FG
52 BRK-
53 BRK+
54 VCC2
55 VCC1
56 SPVM1
57 SPUOUT
58 SPPG1
59 SPVOUT
60 SPVM2
61 SPWOUT
62 SPPG2
63 SPUIN
64 SPVIN
I/O
– H bridge 1 power part GND2.
O H bridge 1 reverse output.
– H bridge 1 power part power supply.
O H bridge 1 forward output.
– H bridge 1 power part GND1.
– Start oscillation capacitor connection terminal.
– Slope capacitor connection terminal 1.
– Slope capacitor connection terminal 2.
O FG output.
I Break comparator input (–).
I Break comparator input (+).
– Small signal part power supply terminal 2(Bip.).
– Small signal part power supply terminal 1(MOS).
– Spindle power part power supply 1.
O Spindle motor output (Phase U).
– Spindle power part GND 1.
O Spindle motor output (Phase V).
– Spindle power part power supply 2.
O Spindle motor output (Phase W).
– Spindle power part GND 2.
I SPIN detection comparator input (Phase U).
I SPIN detection comparator input (Phase V).
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Description