X-Axis Umbilical Cable; Required Tools; To Remove The X-Axis Umbilical Cable; To Replace The X-Axis Umbilical Cable - Sun Microsystems Enterprise Tape Library 7/3500 Field Service Manual

X-Axis Umbilical Cable

Required Tools

Phillips screwdriver, small wrench

To Remove the X-Axis Umbilical Cable

1. Remove power from the library.
Caution – DO NOT disconnect the power cord from facility power or the library.
The power cord is the only means of grounding the chassis and helping to prevent
electrostatic discharge (ESD) damage.
2. Connect your ESD wrist grounding strap to the closest grounding point on the
frame of the library.
3. Remove the top, left, and right cosmetic panels as shown in "Top, Right, and Left
Panels" on page 92.
4. Position the horizontal carriage to the front of the library directly under the tape
drives.
5. From the right side of the library, remove x-axis umbilical cable connector A4_J1
using removal steps 1 and 2 in procedure "X-Axis Interconnect PWA" on page 99.
6. From left side of the library, move the horizontal carriage to the rear of library.
(
FIGURE 4-10
7. Remove the screws retaining the strain relief which secures the x-axis umbilical
cable to the library frame.
8. Remove the tape drive MUX PWA (see "Tape Drive MUX PWA" on page 138).
9. Lift the cable out.

To Replace the X-Axis Umbilical Cable

1. Use the removed cable as a template for folding the replacement cable.
2. Follow the removal instructions in reverse order.
114 Sun Enterprise Tape Library 7/3500 Field Service Manual • July 1997
).