Siemens PC 670 - Manual (Page 67)

Maintaining and Extending the Computing Unit Release 04/02
4-7 Panel PC 670 Computing Unit, Equipment Manual
Components on the motherboard
The following components are located on the computing unit:
Number Functions
X1 Processor module with heat sink
X3 IDE connector for CD-ROM
X4 IDE connector for 2.5” hard disk
X5 Floppy disk cable connector
X6 PS/2 mouse connector
X6 PS/2 keyboard connector
X9 Serial port COM 1/TTY
X9 Parallel port LPT 1
X11 Serial interface COM 2
X11 Socket for VGA monitor
X13 Connection for 105 W power supply
X14 Connection for 85 W power supply
X19, X20 System memory, 2 slots
X23 Not connected
X24 Connector for clock battery
X26 Connector, alternative COM2
X28 Not connected
X29 Plug for CPU fan
X31 IDE connector for LS 120
X40 USB bus connector
X41 IDE connector for 3.5” hard disk
X44 Plug for front interfaces
X70, X71 TTY sender/receiver
X128 Connector for unit fan
X400 Connector for LVDS display (3.3 V/5 V)
X401 Not connected
X402 Not connected
X420 Connector for 5 V CMOS display
X500 RJ45 socket for Ethernet LAN
X600 MPI/DP port
X700 PC card slot
S1 Momentary-contact switch for hardware reset
T1 Temperature sensor (in processor)
T2 Temperature sensor
T3 Temperature sensor