Pull the chip straight out with the chip puller tool ensuring not to bend any pins. This chip will allow you to upgrade your Lexicon MPX-500 to the latest firmware OS version, v2.20. Find chip "U9" as shown in the pictures.
eBay
eBay
You can also use the supplied DIL to 10-pin flat ribbon header by placing it inside the ZIF socket and connecting a SOIC clamp or clip for use by the ISP. Select the adapter you want to use and connect the flat cable to the adapter (both the cable and the adapter are labelled PIN1) and to the 10-pin ISP connector on the motherboard.
eBay
MYS 96 107 EPROM IC SW56001-A3 (NEW OPEN BOX). MYS 96 107.
eBay
eBay
27C800: 42-pin, 8Mbit (512k x 16-bit, 1M x 8-bit). - 27C400: 40-pin, 4Mbit (256k x 16-bit, 512k x 8-bit). - 27C322: 42-pin, 32Mbit (2M x 16-bit, no 8-bit access mode).
eBay
1 x USB cable. Two operation mode: On-line programming and off-line programming. The operation results of re-instruction: software interface, indicator light and buzzer instruction. 1 x disc for manual and software.
eBay
eBay