21
D-NF430/NF431
Pin No. Pin Name I/O Description
46 VD2 -
Power supply terminal (for tracking coil drive)
47 FO2 O
Tracking coil drive signal (+) output terminal
48 MGND12 -
Ground terminal (for tracking coil drive and sled motor drive)
49 RO1 O
Sled motor drive signal (-) output terminal
50 VD1 -
Power supply terminal (for sled motor drive)
51 FO1 O
Sled motor drive signal (+) output terminal
52 MGND1 -
Ground terminal (for sled motor drive)
53 RSTB
I Reset signal input terminal
54 NRST O
System reset signal output to the system controller "L": reset
55 RI1 I
Sled servo drive signal (-) input from the system controller
56 FI1 I
Sled servo drive signal (+) input from the system controller
57 RI2 I
Tracking servo drive signal (-) input from the system controller
58 FI2 I
Tracking servo drive signal (+) input from the system controller
59 RI3 I
Focus servo drive signal (-) input from the system controller
60 FI3 I
Focus servo drive signal (+) input from the system controller
61
DCIN
-
AC adapter power supply connection terminal
62 RFI1
O Battery charge circuit error amplifier output for rechargeable battery
63
RS1
-
Connection terminal of sense resistor and external resistor for internal oscillation circuit
64
INM1
O
Battery charge circuit error amplifier output terminal for rechargeable battery
65
CHGSW O Battery charge control signal output terminal Not used
66 INP1 I
Battery charge circuit error amplifier non-invert input for rechargeable battery
67
CHGMON O Charge voltage monitor output terminal Not used
68 BATM -
Battery minus terminal
69
VD4
-
Power supply terminal (for spindle motor drive U phase)
70 U
O Spindle motor drive U phase output terminal
71
MGND4
-
Ground terminal (for spindle motor drive U/V phase)
72 V
O Spindle motor drive V phase output terminal
73
VD5
-
Power supply terminal (for spindle motor drive V/W phase)
74 W
O Spindle motor drive W phase output terminal
75
MGND5
-
Ground terminal (for spindle motor drive W phase)
76 L3L -
Coil connection terminal
77
VLGO3 - Capacitor connection terminal for doubler capacitor
78
VCC3 O Power supply voltage output terminal (+2.7V)
79, 80 PWM, APWM I
Spindle motor servo drive signal input from the system controller