beautypg.com

D-30 performing system diagnostics – Epson LT-286 User Manual

Page 155

background image

Monochrome

display adapter

and CRT
401
402

403

404

Color graphics

adapter/display
501
503
504
505
506
507
508

510

Floppy disk

drives /controller
601

602

603

604
605

606

607

Math

coprocessor

(80287)

701

702

703

704
705

706

707
708
709
710

Parallel port

901

V-RAM ERROR
VIDEO SIGNAL ERROR

ATTRIBUTE ERROR

CHARACTER SET ERROR

V-RAM ERROR
ATTRIBUTE ERROR

CHARACTER SET ERROR
40-COLUMN CHARACTER SET ERROR
COLOR GRAPHICS ERROR
640x200 GRAPHICS MODE ERROR
SCREEN PAGING ERROR
COLOR VIDEO ERROR

FLOPPY DISK CONTROLLER ERROR
SEQUENTIAL SEEK ERROR

RANDOM SEEK ERROR

WRITE ERROR

READ ERROR
DISK CHANGE CHECK REMOVE ERROR
DISK CHANGE CHECK INSERT ERROR

NOT INSTALLED

COPROCESSOR INITIALIZE ERROR

COPROCESSOR INVALID OPERATION MASK ERROR
COPROCESSOR ST FIELD ERROR

COPROCESSOR COMPARISON ERROR
COPROCESSOR ZERO DIVIDE MASK ERROR
COPROCESSOR ADDITION ERROR

COPROCESSOR SUBTRACTION ERROR

COPROCESSOR MULTIPLICATION ERROR

COPROCESSOR PRECISION ERROR

ERROR PIN

D-30

Performing System Diagnostics