P-600 service manual

Chapter 5 - Repair and Maintenance

5.

Remove the logic board by loosening the four phillips head screws and pulling the unit out of the track in the platen.

6.

Replace the new logic board making sure to insert the top edge into the support track in the platen. Insert and tighten the four phillips screws from above. The fasteners only need to be snug and can damage the logic board if over tightened.

7.

Connect all of the plugs on the logic board. Use the Interconnect Diagram in the

Appendix section and the notes from step 4 as a guide.

8.

Plug the power cord into the 300 and into a wall outlet. Power the machine on using the reseting procedure below. Test all of the functions of the keypad.

9.

Reconnect the serial cable and perform test plots. Reassemble the 300 in the reverse order that it was disassembled. See General Disassembly Procedures above.

10. If problems arise contact Ioline customer service.

Resetting the Factory Defaults

If you have replaced the logic board, or the 300 System is acting wierd, the machine should be reset to factory defaults. There are two ways to restore the factory default system parameters.

D e f a u l t R e s e t F u n c t i o n s

H o l d d o w n t h e S t a r t t u r n i n g o n t h e p o w e r

/ S t o p k e y w h i l e

H t u r o l n i d n d o w n t h e g o n t h e

U p A p o w e r r r o w k e y w h i l e

R e s u l t

R e s e t s a l l f a c t o r y p a r a m e t e r d e f a u l t s b u t k e e p s t h e X / Y c a l i b r a t i o n v a l u e s .

R e s e t s a l l f a c

R t o

O r y

M p c a r h i a m p .

e t e r d e f a u l t s a n d

T h i s c l e a r s o p t i o n t h e X / Y s h o u l d o c a l i b r a t i o n n l y b e u s v e d a l u e s .

w h e n r e p l a c i n g a

Keypad Replacement

Electrostatic discharge preventative measures must be adhered to during all assembly replacement procedures.

1.

Shut off the plotter and remove the power and computer data cables.

2.

Remove the right (3 screws) end cover. See Removing the End Covers above.

3.

Loosen and remove the two nuts holding the keypad assembly to right end plate.

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