Quantum Q250 Technical Reference Manual page 5

SECTION 4. APPLICATIONS . .
. . . . . . 4-1
4.1 Special Considerations. . . . . . . . . . 4-1
4.1.1
-REQ/-ACK Handshake. . . . . . . .
4-1
4.1.2
Hints for Software Driver writers . . . . .
4-3
4.2 Errors and Media Defects. . . . . . . . . . . . . . . 4-5
4 • 2 • 1
Errors. . . . . . . . . . . . . . . . . . . . .
4 - 5
4.2.2
Allocating Replacement Sectors. . . . . . . . .
4-6
4.2.3
Creating the Defect Lists. . . . . . .
4-8
4.2.4
Updating the Drive Using the Defect Lists . . . . .
4-9
4.3 Grounding, Electrostatic Discharges, and EMI . . . . . 4-10
SECTION
5.
MAINTENANCE. . .
. • 5-1
5.1 Maintenance Precautions. . . . . . . . . . . . . . . . 5-1
5.2
Level
1
Maintenance. . . . . . . . . . . . . . . . . .
5-1
5.3
Level
2
Maintenance. . . . . . . . . . . . . . . .
5-2
5.4
Connector Maintenance. . . . . . . . . . . . . . . . .
5-2
5.5
PCB Waveforms and Techniques. . . . . . . . . . . . •
5-2
5.5.1
Special Test Equipment . . . . . . . . . . . . . . .
5-2
5.5.2
Techniques and Waveform Descriptions . . . . . . . .
5-3
5.5.3
Test Connector
J5
Signals. . . . . . . . . . .
5-4
SECTION
6.
PARTS LISTS . . . .
6.1
Spare Parts List . . . . .
6.2 Reference Parts List(s) . .
iv
. . 6-1
6-1
6-2