Brother HE-800A Service Manual page 139

Pin no.
18 -
19 -
20 -
21 VALV1
22 VALV2
23 VALV3
24 VALV4
25 VALV5
26 VALV6
27 +55V OFF signal
28 +55V relay output signal
29 0V
30 0V
31 0V
32 0V
P23 [EXPAND2]
Pin no.
1 Input signal spare 1
2 Input signal spare 2
3 Input signal spare 3
4 Input signal spare 4
5 Input signal spare 5
Cutter
6
signal
7 Feed PM overcurrent signal
Work
8
signal
9 +55V relay input signal
10 +55V voltage watch signal
11 -
12 -
13 0V
14 0V
15 0V
16 0V
17 -
18 -
19 -
20 -
21 Cutter return signal
22 Cutter signal
23 Cutter signal
24 Spare solenoid 1
25 Spare solenoid 2
26 Spare solenoid 3
Signal name
Signal name
home position sensor
clamp PM overcurrent
6. ELECTRIC COMPONENTS AND SOFTWARE
Probable symptoms due to poor contact
• The feed home position and work clamp home position can
not be found.
• The feed mechanism and work clamp mechanism do not
operate.
• One of error E-06 and E-07 is displayed.
• +55 V (power supply for driving the feed mechanism and
work clamp PM) control is not possible.
• Error E-44 is displayed.
• The valve does not operate.
Probable symptoms due to poor contact
• The feed home position and work clamp home position can
not be found.
• The feed mechanism and work clamp mechanism do not
operate.
• One of error E-06 and E-07 is displayed.
• Cutter does not operate.
• Error E-08 is displayed.
HE-800A
131