Korg Poly 61 KLM-475/509A replacement board

This clone board replaces the original KLM-475 or 509 board in Poly 61. The parts are located on the same place and the board uses the same types of parts. The schematic of the circuit is as original one (except of reset circuit that was replaced by only one IC and capacitor). The cloned board can be easily repaired in the future using original Poly-61 service manual.

FOR SALE

• 1x new cKLM-509A clone board with original straight and angled connectors
• cKLM-509A is a drop in replacement for the old, original KLM-509A/475 board
• Choose your variation: either for voice board KLM 476 or KLM 508 (the ONLY difference is the CN34A connector) and write us a message which variation do you need
• The board comes tested and with factory presets to the customer! No need to adjust/check the cKLM-509A board!

The board will come WITHOUT both MCUs: IC1 [8049-384/217/587] and IC30 [8049-337/588]
Use original MCUs from the old board, they are normally in good & working condition

In case you need replacement MCUs and FFC cables (18 and 6 pole), please contact us.