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Usage Precautions

M3A-2114 User’s Manual (22/68)

3.6 About Evaluation Board

When the evaluation board does not start operation after supplied power, check the following points.

3.6.1 Contact failure of IC Socket

Oscillation or thermal expansion may cause a poor connection between microcomputers and IC socket on the

Evaluation Board. Follow the steps below.

- Screw down the top cover of IC socket with setscrews at four corners.

The tightening torque shall be 0.55Kg·cm·maximum.

Note that only one tight setscrew may cause a poor connection.

The socket included in the evaluation board uses NQPACK and HQPACK by TOKYO ELETECH CORPORATION.

For more details, visit their website at http://www.tetc.co.jp/e_tet_product.htm.

The following illustrates configuration of M3A-2114G22 (32172/32173 Group Evaluation Board).

Figure 3.6-1 Configuration of M3A-2114G22

3.6.2 Cable Connection

- Make sure the cables are connected to the evaluation board firmly.

IC socket (HQPACK)

32172/32173 group evaluation

board M3A-2114G22

Setscrews on cove

of IC socket

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Renesas M3A-2152 Technical Information Seite 24