Operation
18
ABB, 1SBC159102M0202
6.5 Touch Screen Calibration
To calibrate the touch screen, the system menu command
Set
is used. Then per-
form the following steps:
1. Touch the upper-left and lower-right corners of the screen.
2. Follow the route on the screen.
3. Touch the square on the center of the screen to complete the task.
See also section
.
6.6 Downloading an Application
Connect the RS232 port on the PC to the COM1 port on the CP420 using a
TK401 cable. The connection can also be made according to the illustration be-
low.
Set the dip switch
SW7 = ON
. After the self-test, the system menu will be
displayed on the screen and the operator terminal is ready to download the
application.
Note:
When using the
Set
command all RAM data will be cleared.
9-pin male
9-pin female
RXD 2
2 RD
TXD 3
3 SD
GND 5
5 SG
RTS 7
1 CD
CTS 8
4 DTR
6 DSR
7 RTS
8 CTS
Note:
COM2 is mainly used for controller communication. When used for PC communica-
tion, the pin setting described for COM2 in chapter
is used.
Warning:
To avoid an electrical shock, be sure to switch off the power before connecting the
download cable to the operator terminal.
