KX-FPC135 / KX-FPC141
7.13. OPERATION BOARD SECTION
The unit consists of a LCD (Liquid crystal display), KEYs and LEDs (light-emitting diodes). They are controlled by the Gate Array
(IC301) and ASIC (IC501: on the DIGITAL BOARD). (Fig.-a)
The key matrix table is shown below.
Fig-a
Key Matrix
197