ENGLISH
SERVICE MANUAL
90
9096982000
Adfinity™ 17ST / 20ST / X20R / 20D / X20D / X20C / X24D
ELECTRICAL SYSTEM
EB1 ELECTRONIC BOARD CONNECTOR PINS
4
5
6
1
2
3
J3
7CFBA700
5
6
7
1
2
3
8
4
J3
7CFBA707
7CFBA708
2
1
J2
9
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
J1
S301581
Electronic board for Adfinity™ 17ST, 20ST
Supplier Ref.
Ref. Rev. Spec.
7CFBA600
Till S/N 072115094
7CFBA606
current version
Electronic board for Adfinity™ X20R
Supplier Ref.
Ref. Rev. Spec.
7CFBA708
current version
Electronic board for Adfinity™ 20D, X20D, X20C, X24D
Supplier Ref.
Ref. Rev. Spec.
7CFBA700
Till S/N 072014255
7CFBA707
current version
CONNECTORS
(on B side card)
J1
MOLEX MINIFIT type 16 ways vertical (all version)
PIN
Description
Electronic
board
in/out
V ref.
Connected to
1
Electronic board power
BOARD
24V always, with connected batteries
BAT
2
Ignition key circuit power supply
IN/OUT
24V always, with connected batteries
K1
3
Auxiliary signal power supply
OUT
24V always, with connected batteries
SW1 SW2
4
Hour counter power supply
OUT
0V with Vacuum function activated
HM
5
Drive system electronic board
enabling
OUT
24V with key on “I”
EB2.J1.15
6
Return from ignition key
IN
24V with key on “I”
K1
7
-
-
-
-
8
Electronic board power supply -
IN
0V always, with connected batteries
BAT
9
Brush fuse voltage drop r
IN
0 ÷ 50mV nearly proportional to the current in brush motors
F1
10
Brush fuse voltage drop reading -
IN
0V always, with connected batteries
F1
11
Brush electromagnetic switch power
supply -
OUT
0V with brush function activated
ES1
12
Vacuum system relay power supply -
OUT
0V with Vacuum function activated
ES2
13
Electromagnetic switch/relay power
OUT
24V with key on “I”
ES1-ES2
14
Brush motor braking circuit
IN
24V with brush function deactivated
ES1.NC
15
Drive system/brush enabling (panel)
IN
24V with pressed paddle
SW1
16
-
Summary of Contents for Adfinity 17ST
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