
7. TROUBLESHOOTING
B–63445EN/01
154
(b) External I/O device or Host computer is in trouble
(i) Check whether the setting on communication of external I/O
device or host computer is the same as that of the Power Mate.
(baud rate, stop bits, etc.) If they are not the same, change the
setting.
(ii) When spare I/O device presents, check whether it is possible to
realize communication using the spare I/O device.
(c) Cable between Power Mate and I/O device is faulty.
Check the cable for disconnection or wrong connection.
Controller
RS–232–C (JD5)
Punch panel
(d) Power Mate base PCB is faulty.
Replace the power Mate unit.
< Cable connection>
RD (01) (03) RD
Shield
RS–232–C (JD5) Punch panel
0V (02)
DR (03)
0V (04)
CS (05)
0V (06)
CD (07)
0V (08)
(09)
+24V (10)
SD (11)
0V (12)
ER (13)
0V (14)
RS (15)
0V (16)
(17)
(18)
+24V (19)
(20) (01) FG
(25) +24V
(07) SG
(04) RS
(20) ER
(02) SD
(08) CD
(05) CS
(06) DR
NOTE
1 When CS is not used, connect it to RS.
2 Always use a twisted pair cable.