January 14, 2005
Touch with MSR
RS-232 Touch
RS-232 MSR
Host end
Figure 2-3. Infrared touch with MSR
Touch only
RS-232 Touch
Figure 2-4. Touch only
Installing the IBM 4820
RS-232
(Touch/MSR)
4820 end
RS-232
(Touch)
4820 end
Chapter 2. Installing the IBM 4820
2-3