54
11-2.CYLINDER DRIVE AND LOADING MOTOR DRIVE CIRCUIT
The Cylinder and Loading Motor IC is combined one piece of IC named IC2501.
The simplified block diagram and I/O chart for IC2501 are shown below.
IC2501 (BD6656FP-E2)
I/O CHART
PIN NO.
I/O
TERMINAL NAME
DESCRIPTION
1
IN
VM2
Power of the loading section.
2
OUT
OUT 1
Motor output of the loading motor.
3
---
L GND
GND of motor output of the loading section.
4
OUT
OUT 2
Motor output of the loading motor.
5
IN
F IN
Control input of the loading section.
6
IN
R IN
Control input of the unloading section.
7
IN
VG
Power for DMOS VG.
8
---
GND
GND for the signal section.
9
IN
CST
Capacitor connection terminal for oscillation of cylinder starting.
10
IN
CT 1
Capacitor connection terminal for slope of the cylinder.
11
IN
CT 2
Capacitor connection terminal for slope of the cylinder.
12
IN
PC 1
Capacitor connection terminal for phase compensation of the cylinder.
13
IN
CNF
Capacitor connection terminal for phase compensation of the cylinder.
14
IN
EC
Torque order input terminal for the cylinder.
15
IN
PG +
PG + input terminal for the cylinder.
16
IN
PG -
PG - input terminal for the cylinder.
17
OUT
PG OUT
PG 3 state output terminal.
18
OUT
PFG OUT
PG/FG 3 state output terminal.
19
IN
VCC
Power for the signal section.
20
IN
COM
Center of the cylinder motor coils.
21
IN
VM 1
Power terminal for the cylinder motor.
22
OUT
U
Output terminal for the cylinder motor.
23
OUT
V
Output terminal for the cylinder motor.
24
IN
RNF
GNG for the cylinder motor.
25
OUT
W
Output terminal for the cylinder motor.
IC2501 (BD6656FP-E2) INTERNAL BLOCK DIAGRAM
Summary of Contents for NV-HV61EE
Page 21: ...2 REMOVAL OF THE BACK PANEL Remove 2 Screws C Remove Screw D Unlock 4 Tabs E Fig D3 21 ...
Page 29: ...10 2 CASING PARTS SECTION 29 ...
Page 30: ...10 3 PACKING PARTS SECTION 30 ...
Page 31: ...11 REPLACEMENT PARTS LIST 31 ...
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Page 54: ...W519 ERJ3GEY0R00V CHIP JUMPER 54 ...
Page 109: ...4 1 3 PARTS NAME OF R4 MECHANISM Fig M2 ...
Page 139: ...34 ...
