Braun NL502 Series, Service Manual

Page: 8 / 42

Page 6
/&''LVSOD\
All basic functions
83'2:1672:
and DEPLOY)
should show a value
RI´µZKHQDFWLYDWHG
via the hand-held
pendant.
Full Out
Moving Up At Floor
Level
0RYLQJ'RZQ
Ground
Level
F_IN SW 1
FOUT SW 1 1 1 1 1 1 1 1
FLV SW 1
IN_RL_ST 1 1 1 1
1_IN_BLW 1 1 1 1
2%$56: :KHQ2XWHU%DUULHU6ZLWFKLV'HDFWLYDWHG
3/$7B81) :KHQ3ODWIRUPLV8QIROGHG
BEL_ST SW = 1 When Lift is at or Above Stow Level
LCD Diagnostic Codes
:KHQDOORIWKHKDUQHVVHVDUHFRUUHFWO\
FRQQHFWHGWRWKHFRQWUROERDUGWKHYDOXHV
shown in the chart below will display when
WKHFRUUHVSRQGLQJDFWLRQLVWDNHQ´µZLOO
appear on the LCD module as shown in the
Illustration at right. If any other value ap-
SHDUVRQWKH/&'VFUHHQGXULQJWKHVSHFLÀF
GLDJQRVWLFSURFHGXUHYHULI\WKDWWKHFRUUHFW
harness is properly connected to both the
control board and the associated lift harness.
Repeat the harness diagnostic procedure. If
an incorrect value is still present after check-
LQJWKHKDUQHVVDQGFRQQHFWLRQVFRQWDFW
The Braun Corporation Product Support
Department.
+DQGKHOG3HQGDQW
Stowed
Inner
Roll Stop
/RFNHG
Inner
Roll Stop
8QORFNHG
Inner
Roll Stop
8QORFNHG
Inner
Roll Stop
/RFNHG
1” Below
Floor Level
K
MP916
ї
.5% R
103
103
8.00M
L_DN
B_UP
L_OUT
L_UP
B_DN
L_IN
50# CAL
O_BAR
D14
J27
U
?
CYCLE
DIAG
U1
1
U10
J9
J1
1
J10
J17 J16 J14
J8
J5
J21 J19
J20
D9 D6
D8
D7
D13
D11
J39 J38
K7
K10
K1
D12
D10
100 VHA 6C5
C12
220
CFK
6C9
C18
J13
100 VHA 6C5
C13
HAND-1
INT
W
AKE
3 1
4
2
103
R55
Y2
8.00M
Y1
R54
R57
R60
K11
J23
R61
R52
1002
R42
Lift_Out Floor_SW
R41
R40
R39
R27
R77
R53
R68
C10
C5
C8
V104
C4
V104
C17
V104
C14
C11
V104
J37
J I H G
L
A B C D
4 3 2 1
K2
220
35A
5Q6
220
35A
5Q6
B - UP B - DN L
- OUT
L
- IN
HI
SW_1
SW_2
LO
GND
PWR
LIGHTS ALARM VALVE PUMP
1002
1002
R31
1001
R30
C2
R21
1001
R32
1001
R34
1001
R33
1001
R35
1001
R46
1001
R58
332
R49
1002
R51
1002
R44
1001
R36
1001
R47
1001
R45
1001
R37
1001
1002
1002
1002
1002
R70
1002
R72
D5
D4
D3
D2
R26
2400
R75
U5
R29
2051
R76
J35
J15
C23
C19
1002
R64
1002
R62
1002
R78
1002
R48
1002
R69
D16 D17
2430 2430
0 3 N 0 1
A 1 0 5 T
C6
7 0 1 3 1
A 1 0 5 T
J6
J36 J32
MA
T
J40
U20
FL_CL
Bit_1
Bit_0
J41 J42
®
NL501
100524-002
REV
37331
_
LCD MODULE
R77
J37
U TA LP NF 1
_