Reference Information
2-17
No.
Symbol
I/O
Description
1
VH
I
HALL BIAS
2
FG
O
FG SIGNAL OUTPUT
3
ECR
I
TORQUE CONTROL REFERENCE
4
EC
I
TORQUE CONTROL SIGNAL
5
VCC2
—
SUPPLY VOLTAGE
6
PC1
—
PHASE COMPENSATION CAPACITOR
7
SIGGND
—
SIGNAL GROUND
8
VM
—
MOTOR SUPPLY VOLTAGE
9
CS1
I
CURRENT SENSOR
10
S/S
I
START/STOP
11
DIR
O
3-PHASE ROTATIONAL DIRECTION OUTPUT
12
SB
I
SHORT BRAKE
13
PWRGND
—
POWER GROUND
14
A3
O
3-PHASE OUTPUT 3
15
A2
O
3-PHASE OUTPUT 2
16
A1
O
3-PHASE OUTPUT 1
17
OPIN+
I
OP AMP INPUT (+)
18
OPIN-
I
OP AMP INPUT (-)
19
OPOUT
O
OP AMP OUTPUT
20
VCC1
—
SUPPLY VOLTAGE
21
AVM12
—
BTL CH-1, 2 MOTOR SUPPLY VOLTAGE
22
DI4
I
BTL DRIVE INPUT 4
23
DI3
I
BTL DRIVE INPUT 3
24
DI2
I
BTL DRIVE INPUT 2
25
DI1
I
BTL DRIVE INPUT 1
26
DO1-
O
BTL DRIVE 1 OUTPUT (-)
27
DO1+
O
BTL DRIVE 1 OUTPUT (+)
28
DO2-
O
BTL DRIVE 2 OUTPUT (-)
29
DO2+
O
BTL DRIVE 2 OUTPUT (+)
30
BTLPGND1
—
BTL POWER GROUND 1
31
BTLPGND2
—
BTL POWER GROUND 2
32
DO3-
O
BTL DRIVE 3 OUTPUT (-)
33
DO3+
O
BTL DRIVE 3 OUTPUT (+)
34
AVM3
—
BTL CH3 MOTOR SUPPLY VOLTAGE
35
DO4-
O
BTL DRIVE 4 OUTPUT (-)
36
DO4+
O
BTL DRIVE 4 OUTPUT (+)
37
MUTE4
I
BTL DRIVE MUTE CH 4
38
MUTE3
I
BTL DRIVE MUTE CH 3
39
MUTE12
I
BTL DRIVE MUTE CH 1, 2
40
AVM4
—
BTL CH 4 MOTOR SUPPLY VOLTAGE
41
BIAS
—
BTL BIAS VOLTAGE
42
BTLSGND
—
BTL DRIVE SIGNAL GROUND
43
H1-
I
HALL1(-) INPUT
44
H1+
I
HALL1(+) INPUT
45
H2-
I
HALL2(-) INPUT
46
H2+
I
HALL2(+) INPUT
47
H3-
I
HALL3(-) INPUT
48
H3+
I
HALL3(+) INPUT
Summary of Contents for DV-P303U
Page 29: ...Reference Information 2 22 MEMO ...
Page 31: ...Product Specification 3 2 MEMO ...
Page 49: ...5 14 Disassembly and Reaasembly MEMO ...
Page 69: ...Circuit Descriptions 6 20 MEMO ...
Page 79: ...Troubleshooting 7 10 MEMO ...
Page 80: ...8 1 8 Exploded View 8 1 Cabinet Assembly 8 2 Deck Assembly Page 8 2 8 3 ...
Page 82: ...8 3 Exploded Views 8 2 Deck Assembly 107 906 ...
Page 83: ...Exploded Views 8 4 MEMO ...
Page 85: ...9 2 Replacement Parts List MEMO ...
Page 87: ...PCB Diagrams 1 11 1 Main COMPONENT SOLDER SIDE ...
Page 88: ...PCB Diagrams 2 11 2 Jack ...
Page 89: ...PCB Diagrams 3 11 3 Key 11 4 Deck ...
Page 90: ...12 1 12 Wiring Diagram ...
Page 91: ...Wiring Diagram 12 2 MEMO ...
Page 93: ...Schematic Diagrams 13 2 13 1 Power ...
Page 94: ...Schematic Diagrams 13 3 13 2 Main Micom ...
Page 95: ...Schematic Diagrams 13 4 13 3 Servo ...
Page 96: ...Schematic Diagrams 13 5 13 4 Video ...
Page 97: ...Schematic Diagrams 13 6 13 5 Audio ...
Page 98: ...Schematic Diagrams 13 7 13 6 RF ...
Page 99: ...Schematic Diagrams 13 8 13 7 ZiVA ...
Page 100: ...Schematic Diagrams 13 9 13 8 DSP ...
Page 101: ...Schematic Diagrams 13 10 13 9 Front Micom VFD Display ...
Page 102: ...Schematic Diagrams 13 11 13 10 Key ...
Page 103: ...Schematic Diagrams 13 12 13 11 Deck ...
Page 104: ...Schematic Diagrams 13 13 13 12 Remote Control ...
Page 105: ...Schematic Diagrams 13 14 MEMO ...