public void handler() {
            ROM_REGION(0x10000, REGION_CPU1);/* 64k for code */

            ROM_LOAD("1b", 0x0000, 0x1000, 0x5882700d);
            ROM_LOAD("1e", 0x1000, 0x1000, 0x786585ec);
            ROM_LOAD("1h", 0x2000, 0x1000, 0x110d7dcd);
            ROM_LOAD("1k", 0x3000, 0x1000, 0x473ab447);

            ROM_REGION(0x1000, REGION_GFX1 | REGIONFLAG_DISPOSE);
            ROM_LOAD("8e", 0x0000, 0x1000, 0x277c1de5);

            ROM_REGION(0x0100, REGION_GFX2 | REGIONFLAG_DISPOSE);
            ROM_LOAD("im5623.8m", 0x0000, 0x0100, 0x3c16f62c);/* dots */

            ROM_REGION(0x0120, REGION_PROMS);
            ROM_LOAD("m3-7603.11n", 0x0000, 0x0020, 0xc7865434);
            ROM_LOAD("im5623.8p", 0x0020, 0x0100, 0x834d4fda);

            ROM_REGION(0x0200, REGION_SOUND1);/* sound proms */

            ROM_LOAD("im5623.3p", 0x0000, 0x0100, 0x4bad7017);
            ROM_LOAD("im5623.2m", 0x0100, 0x0100, 0x77245b66);/* timing - not used */

            ROM_END();
        }