40
NexStar Troubleshooting
HC-7X NEXSTAR
Electrical Harness Schematic
10
IN_40
BK
73
BATTERY
+
BU
VT
RD
9
IN_39
BK
11
BU
49
GN
25
IN_43
BU
12
IN_42
BU
51
OUT_37A
BU
HO
IST
A
UP J12
1
2
HO
IST
A
DO
WN J11
1
2
BOO
M
EXTEND
J10
1
2
BOO
M
RETR
ACT
J9
1
2
SWING CCW
J8
1
2
SWING
CW J7
1
2
BOO
M
UP J6
1
2
BOO
M
DO
WN J5
1
2
45
OUT_31A
46
OUT_32A
J16 DUM
P
VALVE
1
2
47
OUT_33A
48
OUT_34A
11
IN_33
12
IN_34
BU
1
2
3
GR
OUND
J22
DIRTY
FIL
TER
1
2
1
2
NO
T
USED
RD
BK
ENGINE
ST
ART
ENGINE
ST
OP
HIGH
IDLE
AUX
PO
WER
GR
OUND
J19 A
LARM
LIGHT
1
2
3
4
PO
WER/
ENGINE
CCW LIM
IT
SWITCH
BU
OR
WT
GN
RD
BK
ENGINE
START
ENGINE
STO
P
HIGH
IDLE
DUM
P
VALVE
M
C43 C1
STABILITY
INPUT
BATTERY
PO
SITIVE
DIRTY
FILTER
CCW L
IM
IT
SWITCH
CW L
IM
IT
SWITCH
ALAR
M
LO
AD
100%
M
C43 C2
ANTI-2
BL
OCK
RETUR
N
AUX
IN_41
OUT_35A
BU
OR
WT
BU
VT
BU
BU
BU
LA
BEL T
YP.
ALL WIR
ES
J24
HOR
N
2 +
1 -
CR
ANE
AC
TIVE
OR/BK
55
OUT_12
39
OUT_11
14
OUT_1
40
OUT_13
56
OUT_14
15
OUT_2
57
OUT_16
BOO
M
DO
WN
(LO
W
SIDE)
BOO
M
UP
(LOW
SIDE)
BOO
M
UP/DO
WN
COM
M
ON
RO
TA
TE CW
(LO
W
SIDE)
RO
TA
TE CCW
(L
OW
SIDE)
RO
TA
TE
CO
M
M
ON
RETR
ACT
(LOW
SIDE)
BU
BU
BU
BU
BU
BU
BU
41
OUT_15
16
OUT_3
58
OUT_18
42
OUT_17
30
OUT_4
59
OUT_20
43
OUT_19
31
OUT_5
EXTEND
(LO
W SIDE)
EXTEND/RETRA
CT
COM
M
ON
HO
IST
A
DO
WN
(LO
W
SIDE)
HO
IST
A
UP
(LO
W
SIDE)
HO
IST
A
CO
M
M
ON
HO
IST
B
DO
WN
(LO
W
SIDE)
HO
IST
B
UP
(LO
W
SIDE)
HO
IST
B
CO
M
M
ON
BU
BU
BU
BU
BU
NO
T
USED
NO
T
USED
NO
T
USED
BU
STO
P_IN
STO
P_O
UT
PENDANT
DATA
+
PENDANT
DATA
-
PENDANT
GRO
UND
BATTERY
PO
SI
TIVE
PENDANT
PO
WER
CAN
C
HIGH
CAN
C
LO
W
A1 A3 B1 D3 E1 E2 E3 F1 F3
PO
WER
IN
STO
P_IN
STO
P_1
PENDANT
+
PENDANT
-
GR
OUND
PO
WER
OUT
CAN_H_3
CAN_L
_3
PENDANT
CO
NNEC
TIO
N
J18
1
2
PENDANT PO
WER
PENDANT DATA
+
3
4
PENDANT GR
OUND
PENDANT DATA
-
GN
YL
RD
BK
OR
OR
GY
VT
65
BATTERY
+
66
GR
OUND
BK
BATTERY
PO
SITIVE
GR
OUND
RD
19
CAN_H_3
3
CAN_L_3
CAN
C
HIGH
CAN
C
LO
W
GN
YL
1
2
3
4
J20
ADDR
ESS
CO
NNECTO
R
9 10
ADDR
ESS
TAG
1
ADDR
ESS
TAG
2
IN_2
IN_3
7
SENSOR
SUPPL
Y
VO
LTAGE
VR
EF+_A
B
A
C
J21 BO
OM
PT
23
SENSOR
RETUR
N
VR
EFGND
8
BOO
M
PRESSURE
IN_1
1
2
3
4
J15
ANTI-2 BLO
CK
NO
T
USED
1
2
3
4
J25
RO
TA
RY
SENSOR
QUADR
ATURE
INPUT
B
QUADR
ATURE
INPUT
A
J23
STABILITY
2
1
BU
RD
RD
4
ADDR
ESS
LO
W
ADDR
_L
20
ADDR
ESS
HIGH
ADDR
_H
2
1
IQAN
RESISTOR
"0"
17
CAN_H_1
1
CAN_L_1
CAN
A
HIGH
CAN
A
LO
W
1
2
3
4
5
J17 BO
OM
ANGLE
SENSO
R
NOT
USED
GN
YL
BU
BU
BU
TELEM
ATICS
J4
NOT
USED
A
B
C
18
CAN_H_2
2
CAN_L_2
CAN
B
HIGH
CAN
B
LO
W
YL
GN
25
IN_5
OIL
TEMP
RETURN
51
VR
EF+_B
SENSOR
SUPPL
Y
VO
LTAGE B
1
2
3
4 J26
OIL
TEM
P
SENSOR
NO
T
USED
LABEL TYP ALL WIRES
TIP
LIGHTS
GN/BK
1 KOHMS
1 W
1 KOHMS
1 W
E-S
TO
P
OUT
RD/BK
50
OUT_36A
90%
LOAD WAR
NING
7
VR
EF+_2
SENSO
R
SUPPL
Y
VO
LTAGE
2
CAN_5_L
18
OUT_37A
GN
YL
1
2
3
4
J27 G11
M
ODEM
CAN
E
LO
W
CAN
E
HIGH
BASE
ST
AT
IO
N
C3
1 KOHMS 1W
GR
OUND
A2
GND_IN
BK
1
2
3
4
CAP
1
2
3
4 CAP
J13
CW LIM
IT
SWITCH
J14
120 OHMS
1/2 W