IBM 4820 - Infrared Touch with MSR; Touch Only

Touch with MSR
A EIA-232 touch (host)
B EIA-232 MSR (host)
C EIA-232 touch/MSR (4820)
Touch only
A EIA-232 touch (host)
B EIA-232 touch (4820)
Figure 8. Infrared touch with MSR
Figure 9. Touch only
Installing the IBM 4820
Update November 2005
Chapter 2. Installing the IBM 4820 13
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