32185/32186/32192/32195/32196 Group
Starter Kit User’s Manual M3A-2154G52B
REJ10B0223-0140/Rev.1.40 Jan. 2007 Page 8 of 79

3.5 About Evaluation Board

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

3.5.1 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 0.054N.m.
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_index.htm.
The following illustrates configuration of M3A-2154G02A (32185/32186/32192/32195/32196
Group Evaluation Board).
Figure 3.2 Configuration of M3A-2154G02A

3.5.2 Cable Connection

- Make sure the cables are connected to the evaluation board firmly.
32185/32186/32192/32195/32196 Group evaluation board M3A-2154G02A
IC socket (HQPACK)
Setscrews on cover
of IC socket