C.8.2 Recommended Test Equipment
The following equipment is recommended when servicing or performing
troubleshooting operations.
• Fluke 87 multimeter
• Tektronix TDS 3014 4-channel digital oscilloscope or a THS720A
2-channel digital oscilloscope
• Terminal program such as HyperTerminal
• Small flat blade screwdriver for adjustments
• Medium phillips head screwdriver for #4, 6, 8 screws
• 6-mm hex wrench
• ¾-inch wrench
• Flat blade screwdriver about 5 inches long for #4 screws
• Wire cutters
• 9/16-inch wrench
• 9-pin to 9-pin null modem cable
• 50 ohm terminator
• Signal generator
• Megger MIT-420
C.8.3 Spare Boards and Components
Listed in Table C-3 are the recommended spare boards and components.
Table C-3:
QTY
1
Demultiplexer board
1
CPU board
1
Power Supply
2
Towfish fuses
6
AC fuses
Problem Troubleshooting
TPU Spares, Rackmount Only
DESCRIPTION
C-43