Changes
/* Custom Chips */
40037 32K ROM; BIOS and BASIC for CPC464 and Late-CPC472-models (Spanish)
40038 32K ROM; BIOS and BASIC for CPC6128 (Spanish)
40050 32K ROM; BIOS and BASIC for CPC464 (French)
40051 32K ROM; BIOS and BASIC for CPC6128 (French)
40054 32K ROM; Spectrum +2