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Oki OKICOLOR8n Replacement Instructions

Printer engine board firmware
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OKICOLOR 8 Printer Engine Board Firmware

Required Items:

#1 Phillips Screwdriver
Small Straight-Slot Screwdriver (or IC Removal Tool)
Upgraded Firmware
Approximate Time to Complete: 45 minutes
Caution:
1) Be sure to follow industry standard safety precautions for handling
Electrostatic Sensitive components
1. Print the Printer MENU.
2. Turn the printer OFF. Remove the AC power cord and parallel interface cable (AC power cord,
network interface cable and 18-inch parallel interface cable in a network configuration).
3. Raise the upper cover.
4. Removing the Right Side Cover (Figure 1)
Remove the two screws (A).
While lifting the Side Cover (B), pull the top of the
Side Cover away from the printer.
B
Figure 2

Replacement Instructions

A
A
5. Removing the Shield (Figure 2)
Remove the three screws (A).
Detach the Shield (B).
:
NOTE
The Shield is keyed at the bottom edge.
Figure 1
B

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Summary of Contents for Oki OKICOLOR8n

  • Page 1: Replacement Instructions

    Replacement Instructions OKICOLOR 8 Printer Engine Board Firmware Required Items: • #1 Phillips Screwdriver • Small Straight-Slot Screwdriver (or IC Removal Tool) • Upgraded Firmware Approximate Time to Complete: 45 minutes Caution: 1) Be sure to follow industry standard safety precautions for handling Electrostatic Sensitive components 1.
  • Page 2 6. Removing the Controller Board and Card Cage (Figure 3) • Remove the SIMMs (A). INSTALLATION NOTE: Be sure to install each SIMM in its original location. • Remove the three screws (B) from the bottom of the Card Cage. NOTE: You may have to remove the Network Interface Card to access screw (B3).
  • Page 3 7. Replacing the Printer Engine Board Firmware (Figure 5) • Remove the Printer Engine Board Firmware IC4 (A). • Install the upgraded Printer Engine Board Firmware. CAUTION: 1) Make sure that the notch in the replacement PROM aligns with the notch in the PROM socket.
  • Page 4 *** PLEASE READ THE ENTIRE INSTALLATION INSTRUCTIONS BEFORE PROCEEDING *** 8. Install the removed components (reverse the disassembly procedures) INSTALLATION NOTE: Make sure the Fan Connector has NOT become detached from the Engine Board. • Controller Board/Card Cage Assembly INSTALLATION NOTE: Make sure to insert the Ribbon Cable through the slot (located above the Fan) in the Card Cage.

This manual is also suitable for:

Okicolor8Okicolor 8