1 POKE 45,PEEK(174):POKE46,PEEK(175):CLR
10 PRINT"CHECKSUMMER FUER C 64"
11 PRINT:PRINT"EINEN MOMENT, BITTE ..."
12 FORI=828TO864:READA:POKEI,A:PS=PS+A:NEXTI
13 IFPS<>5765THENPRINT"TIPPFEHLER IN DEN ZEILEN 20 BIS 22":END
14 SYS828:PS=0:FORI=58464TO58583:READA:POKEI,A:PS=PS+A:NEXTI
15 IFPS<>16147THENPRINT"TIPPFEHLER IN DEN ZEILEN 22 BIS 30":END
16 POKE1,53:POKE42289,96:POKE42290,228
17 PRINT"CHECKSUMMER AKTIVIERT."
18 PRINT:PRINT" AUSSCHALTEN : POKE1,55 ODER"SPC(27)"<RUN/STOP+RESTORE>"
19 PRINT:PRINT" ANSCHALTEN : POKE1,53"
20 DATA169,0,133,254,162,1,189,93,3,133,255,160,0,177,254
21 DATA145,254,136,208,249,230,255,165,255,221,95,3,208,238,202
22 DATA16,230,96,160,224,192,0,160,2,169,0,170,133,254,177
23 DATA95,240,40,201,32,208,3,200,208,245,133,255,138,41,7
24 DATA170,240,14,72,165,255,24,42,105,0,202,208,249,133,255
25 DATA104,170,232,165,255,24,101,254,133,254,76,111,228,192,4
26 DATA48,219,198,214,165,214,72,162,3,169,32,157,1,4,189
27 DATA212,228,32,210,255,208,12,0,92,72,32,201,255,170,104
28 DATA144,1,138,96,202,16,228,166,254,169,0,32,205,189,169
29 DATA62,32,210,255,104,133,214,32,108,229,169,141,32,210,255
30 DATA76,128,164,9,60,18,19