C64

BID: 16300_N0HME
FROM: N0HME
SUBJECT: COMMODORE IC CHIP CHART

--QRX LYNN, LOADING MESSAGE (18)

 C64 IC CHART
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C-64 IC CHIPS PROBLEMS & SOLUTIONS

CURSOR JUMPS TO HOME POSISTION - 6510

ABNORMAL COLORS IN LETTERS - 82S100

DIFFERENT CHARACTERS DISPLAYED & CURSOR LOCKS UP WHEN TURNED OFF/ON -6510,6567

SYSTEM WONT RESET & +RESORE+KEY DOESNT WORK - 6510,82S100,901227-01

CURSOR DISAPPEARS AFTER WARM UP - 6526

+SYNTAX ERROR+DISPLAYS AFTER WARM UP -  ROM 901226-01

LONG PROGRAMS WONT LOAD & SYSTEM RESETS AFTER WARM UP - 6510,901226-01

KEYBOARD DOESNT WORK RIGHT AFTER WARM  UP - 6526,901226-01

CASSETTE MOTOR KEEPS RUNNING - 6510

CURSOR DISAPPEARS WHEN CASSETTE IS      PLUGGED IN - 6510

CASSETTE RUNS SLOW,PROGRAM SEEMS TO LOADBUT NOT RUN - 6510

BLANK SCREEN ON POWER UP -6510,6567,    82S100,8701

NO CURSOR,INTERMITTENT BLANK SCREEN,    INTERMITTENT GRAPHICS -6510

POWERS UP WITH +PRESS PLAY ON TAPE+     MESSAGE & THE DISPLAY BANKS -6510

CURSOR LOCKS ON POWER UP -6510

CURSOR GOES TO HOME WHEN+RETURN+IS      PRESSED AFTER RUN -901226-01

POKE COMMAND DOESNT WORK -901226-01

JOYSTICK DOESNT WORK RIGHT -6526

NO CHARACTER LETTERING IS DISPLAYED ON  THE SCREEN -6526,6567,82S100,901225-01

DISPLAYS GRAPHICS INSTEAD OF LETTERS -  6526,6567

CONTINUED IN FILE C64.3

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