HD1
HD2
PCB 9421
PCB 9422
PCB 9423
PCB 9417
PCBS ALL VIEWED FROM CONNECTOR SIDE. ACTUAL ORIENTATION IN UNIT MAY DIFFER
NXT SYSTEM WIRING DIAGRAM
!!
!!
!!
PCB 9434
STANDBY
MAINS
PCB 9433
MAINS
TRANSFORMER
6200
OUTPUT
TRANSFORMER
6199
MAINS INLET
THERMAL TRIP
100>115V = 10A
220>240V = 5A
24V FAN
PCB 9419
PCB 9420
60°C
TRIP
PCB 9418
HD2
HD3
SK11
SK2
(ON OPPOSITE SIDE OF PCB)
HD1
HD3
HD2
HD1
HD2
HD1
SK9
REFER TO 9420
SCHEMATIC
FOR FUSE
RATINGS
!!
SK1
SP1
SP2
HD3
SK2
SP2
SK1
SP3
SP1
SP4
SP5
SP6
REFER TO 9433
SCHEMATIC
FOR FUSE
RATINGS
P1
HD4
HD5
HD6
HD7
HD1
HD3
HD100
HD2
HD10
HD12
HD9
HD15
HD11
HD13
HD10
HD14 HD4
HD6
HD3
HD1
HD5
HD2
HD6
L
N
C
H
A
S
S
IS
C
O
N
N
E
C
T
O
R
CHASSIS CONNECTOR
HD4
!!
SP1
SP2
PN 007343
P
N
0
0
7
3
4
4
P
N
0
0
7
3
4
6
PN 005325
PN 007365
PN 006199
PN 005319
PN 007426
PN 007313
PN 007314
P
N
0
0
7
3
5
7
PN 007349
PN 007315
P
N
0
0
7
3
5
2
P
N
0
0
7
3
5
2
P
N
0
0
7
3
4
8
P
N
0
0
7
3
5
6
P
N
0
0
7
3
5
0
PN 007298
P
N
0
0
7
3
5
9
PN 007358
PN 007360
P
N
0
0
7
3
6
2
P
N
0
0
7
3
6
3
PN 007305
PN 530027
PN 006200
P
N
0
0
7
3
6
4
P
N
0
0
7
3
6
3
P
N
0
0
7
3
6
4
P
N
0
0
7
3
6
1
P
N
0
0
7
3
6
1
PN 007302
PN 007303
PN 007300
PN 007299
PN 007304
P
N
0
0
7
3
4
9
P
N
0
0
7
3
4
9
P
N
0
0
7
3
4
9
P
N
0
0
7
3
4
9
P
N
0
0
7
3
4
9
P
N
0
0
7
3
5
3
P
N
0
0
7
3
5
1
P
N
0
0
7
3
5
4
P
N
0
0
7
3
4
9
P
N
0
0
7
3
4
9
P
N
0
0
7
3
5
8
>> <<
ORIENTATION MARKS
PCB 9425
PN 007316