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C-6 Accessory Installation Guide
ACCESSORY DRIVE INSTALLATION
KIT 98952A
WARNING
LIVE VOLTAGES ARE EXPOSED INSIDE FLEXIBLE DISC
MEMORY. DISCONNECT POWER BEFORE BEGINNING IN-
STALLATION. ALSO, UNIT WEIGHS BETWEEN 45 AND 60
POUNDS (20 AND 27 KG). BE CAREFUL WHEN LIFTING.
CAUTION
DON'T PLACE THE UNIT ON THE FRONT SURFACE, AS THE
DOOR HANDLES EXTEND BEYOND THE FRAME.
1. Check the drive number on the new drive. The drive number must be different from
that of all other drives connected to the controller. Use the chart in Figure 1-3 of
Chapter 1 to check the drive number.
2. Remove power and interface. cables from rear panel connectors.
3. Open the drive doors and pull at points A and B (as shown in Figure C-1) to remove
the front panel.
4. Place the unit on a broad, flat object so that the feet are off the surface.
5. Remove the four recessed screws (two per side) on the exposed front panel as shown
in Figure C-2.
6. Remove the two screws in the lower corners of the rear of the unit.
7. Slide the cover back and off of the unit.
8. Lay the unit on its left side, bottom towards you, with the empty right drive position on
the top.
9. Remove the bottom cover from the unit.
10. For Option 11 units (without controller), go to step 13. Remove the HP-IB connector
retainer under the right drive position (see Figure C-S).
11. Remove the HP-IB connector from the controller board behind the retainer just re-
moved.
12. Remove the controller board by pulling out on the board extractor (see FigureC-2) at
each front corner of the controller board.
13. Remove the two screws securing the blank panel and slide it out of the unit. Retain the
two screws and one washer for use with the new drive.
14. Identify the connector end of the following cables (look at the left drive and Figures
C-S and C-6 to clarify the following cable locations):
a. Large, flat cable to attach to rear edge of the drive electronics board.
b. Dc connector to attach to rear of drive.
c. Ac connector to attach to rear of drive.
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