[[Image:CPC664 - 3.5 wo RDY.jpg|frame|none|Schematics for PC disk drives without own READY signal on an Amstrad/Schneider CPC664/CPC6128 (Non-German CPC6128 only)]]
=== Amstrad/Schneider /Amstrad CPC6128 (German models and grey imports from Germany only!) ===
==== Drive has RDY-signal ====