ISHIDA BC-4000, Service Manual

Page: 124 / 142

Chapter 6 Electric Assembly
6-2 BC-4000 Service Manual No. 085-6693-02
6.2 PS-990 MAIN BOARD
6.2.1 I/O SIGNALS
Connector
No.
Contacts Signal name Other end
Circuit
Drawing
Page
XJ1 5 AUX. Port – 1
XJ 2 14 Computex H-UDI IF – 1
XJ 3 2
External Memory Back UP Battery
˄
non
charge Type
˅
– 2
XJ 4 6 AUX. Port – 3
XJ 5 28 Thermal head Thermal head 5
XJ 6 4 Peel sensor Peel sensor 6
XJ 7 4 Label sensor Label Sensor 6
XJ 8 2 Head UP sensor – 6
XJ 9 3 Cassette sensor – 6
XJ 10 3 DC Motor Winding DC motor 7
XJ 11 4 Bipolar STEP MOTOR
Label feeding stepping
motor
7
XJ 12 6 UNI Polar STEP MOTOR – 7
XJ 13 6 RS232C (Machine Inside) – 8
XJ 14 9 RS232C – 8
XJ 15 9 VFD IF ( AC-40000) – 8
XJ 16 26 KEY IF PS-037 Key board 9
XJ 17 2 External Memory Switch ( AC-40000) – 10
XJ 18 11 Scale IF PS-229A Scale board 10
XJ 19 2 DRAWER – 10
XJ 20 20 LCD IF P-986 XJ1 11
XJ 21 6 DC24V INPUT Power supply CN2 12
XJ 22 2 LCD Backlight Current Breeder Resistance Fixed resistor 12
T1 8 Ethernet RJ45 LAN Connector 4
“ – “: Not used
XJ21
XJ22
XJ18
XJ16
XJ2
XJ19
X
J
2
0
X
J
1
2
X
J
1
4
X
J
1
3
XJ17
VR2
VR1
SW1
XJ3
XJ1
JP1
X
J
6
1
2
3
BT1
X
J
7
X
J
1
0
X
J
5
X
J
1
1
XJ15
XJ4
XJ9
XJ8
PS-990
T1
VR1: Label sensor
JP1: 2-3 BATT. ON