Service Manual
Page 50 of 50
7. Appendix2
7.1 Connect between POS and RS232 port
7.1.1 Set OP Setting
S15 = 0
S16 = 0
7.1.2 Choose protocol
Set OP Setting S20 to select correct protocol.
7.1.3 Connect
Connect scale and cash register with correct cable.
7.2 Connect between POS and USB port
7.2.1 Set OP Setting
S15 = 1
S16 = 0
7.2.2 Choose protocol
Set OP Setting S20 to select correct protocol.
7.2.3 Install driver and Connect
Install the virtual COM driver. Please go back to your scale manufacturer to get the COM driver and install
it.
Connect scale and cash register with correct cable.
Note: COM driver need to be installed when USB connects with POS. If customers use RS232, no
need to install it.
OHAUS
P/N: 72246394
(10/2010) 1.0
OHAUS ® is a Trademark of OHAUS,Inc.
Printed in China
* 72246394*