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4 installation of extension modules – Siemens PC 670 User Manual

Page 72

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Maintaining and Extending the Computing Unit

Release 04/02

4-12

Panel PC 670 Computing Unit, Equipment Manual

4.4

Installation of Extension Modules

Notes on the boards

The computing unit is designed for the use of cards as per the AT/PCI
specification. The dimensions of the cards must not exceed the stated dimensions.
If the height is exceeded, contact problems, malfunctions and difficulties with
installation cannot be ruled out. The illustrations show full length AT/PCI cards.
Depending on the slot, there might be constraints concerning the overall length.

175 mm

106.7 mm

A31

A1

6.89

4.201

Figure 4-6

XT card

121.92 mm

A31

A1

C18

C1

4.8

175 mm

6.89

Figure 4-7

AT card