HP rp5800 Maintenance & Service Guide HP rp5800 Retail System - Page 73
Powered Serial Ports
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and COM 4. If your computer is not configured with a powered serial port expansion card, you may purchase one from HP. Figure 7-19 Powered Serial Ports Table 7-5 Powered Serial Ports Item Description Supports +5V +12V 1 COM 1 Yes Yes 2 COM 2 Yes Yes 3 COM 3 (optional) Yes Yes 4 COM 4 (optional) Yes Yes NOTE: The powered serial ports are configured for power in the Computer Setup utility. Refer to Configuring Powered Serial Ports on page 67 for more information. If the powered serial ports have been configured for power from the factory, they will be covered by protective plastic caps. Turn off the computer and remove the caps before connecting powered serial retail devices. Expansion Cards 63
and COM 4. If your computer is not configured with a powered serial port expansion card, you may
purchase one from HP.
Figure 7-19
Powered Serial Ports
Table 7-5
Powered Serial Ports
Item
Description
Supports
+5V
+12V
1
COM 1
Yes
Yes
2
COM 2
Yes
Yes
3
COM 3 (optional)
Yes
Yes
4
COM 4 (optional)
Yes
Yes
NOTE:
The powered serial ports are configured for power in the
Computer Setup utility. Refer to
Configuring Powered Serial Ports
on page
67
for more information.
If the powered serial ports have been configured for power from the factory, they will be covered by
protective plastic caps. Turn off the computer and remove the caps before connecting powered serial
retail devices.
Expansion Cards
63