Renesas PROM Programming Adapter PCA7427G02 - Manual (Page 12)

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4.4 Mounting an MCU into the Adapter
(1) As shown in Figure 4.3, set the slide bar in the center of the IC socket to the shaded area on the
board.
(2) As shown in Figure 4.3, mount the MCU into the IC socket with the No. 1 pin of the MCU matched
to the No. 1 pin of the IC socket on the PCA7427G02.
Be careful when inserting the MCU because incorrect insertion can cause fatal
damage to the MCU.
Figure 4.3 Mounting an MCU
4.5 Precautions When Opening and Closing the IC Socket
When opening and closing the IC socket, hold the adapter horizontally as shown in Figure 4.4.
Otherwise the inside of the IC socket may become damaged and cause an electrical insulation failure.
Top view
Figure 4.4 Holding the adapter in a horizontal position