Which EFIS-86 is which?

 

 

EFIS-86A

 

 

EFIS-86C

In a  falcon 50, or 200 used DPU-86C

622-7248-001, or -002 after mod

Manual for EFIS-86(1) is

EFIS-86(3) or (13) usses DPU-86L

EFIS-86 (4) or (14) uses DPU MPU86R

In a low SN 50

622-9009-001 or -002 after mod. Is this what gives names on waypoints on MFD?

 

EFIS-86E

 

 

Possible manual

https://gsplanestuff.com/products/collins-efis-86c1-install-manual-using-dpu-86c-mpu-86c

 

Possible manual

https://www.ebay.com/itm/183819877377?hash=item2acc84bc01:g:43YAAOSwLGVc5DJM#shpCntId