JVC XV-S40BK Service Manual page 28

XV-S40BK/XV-S42SL/XV-S45GD
XV-S30BK/XV-E100SL
3.Pin function
Symbol
Pin No.
1 NC
2 A3
3 NC
4 A2
5 NC
6 NC
7 A1
8 GND
9 H1+
10 H1-
11 H2+
12 H2-
13 H3+
14 H3-
15 VH
16 BR
17 CNF
18 SB
19 FG2
20 FR
21 ECR
22 EC
23 PS
24 FG
25 VCC
26 GSW
27 VM
28 RNF
29
30
74VHC08SJ-X(IC411) / 74VHCT08ASJ-X(IC412):2-input AND gate
1.Pin layout
1G 1
1A 2
1Y 3
2G 4
2A 5
2Y 6
GND 7
1-28
I/O
- Non connect
O Output 3 for spindle motor
- Non connect
O Output 2 for spindle motor
- Non connect
- Non connect
O Output 1 for spindle motor
- Connect to ground
I Positive input for hall input AMP 1
I Negative input for hall input AMP 2
I Positive input for hall input AMP 2
I Negative input for hall input AMP 2
I Positive input for hall input AMP 3
I Negative input for hall input AMP 3
I Hall bias terminal
- Non connect
- Capacitor connection pin for phase compensation
I Short brake terminal
- Non connect
- Non connect
I Torque control standard voltage input terminal
I Torque control voltage input terminal
O Start/stop switch (power save terminal)
O FG signal output terminal
- Power supply for signal division
O Gain switch
- Power supply for driver division
O Resistance connection pin for output current sense
- Connect to ground
- Connect to ground
2.Truth table
14 VCC
13 4G
12 4A
11 4Y
10 3G
9 3A
8 3Y
Description
G A Y
L L Z
L H Z
H L Z
H H L
BA6664FM-X