Advantech UltraSlim PPC-S153, Руководство пользователя

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3 6 PPC-S153 User's Manual
4.4 COM-port Interface
The panel PC provides two serial ports (COM1: RS-232; COM2: RS-
232/422/485) in one COM port connector.
1
2 3
1 2 3
4.2 CPU Installation
You can install an Intel® Pentium® III or Celeron™ CPU without
setting any frequency ratio or voltage.
4.3 CMOS Clear for External RTC (J7)
Warning: To avoid damaging the computer, always turn off the
power supply before setting “Clear CMOS”. Set the
jumper back to “Normal operation” before turning on
the power supply.
Table 4-3: Clear CMOS / External RTC (J7)
*Normal operation Clear CMOS
* default setting