Performance Verification; Equipment Required; Clock Frequency - Tektronix FiberMaster TFP2A Service Manual

Chapter 4: Maintenance

Performance Verification

The following performance checks describe procedures to verify that FiberMaster is
performing properly and meets the specifications listed in chapter 1. Optical plug-in
module(s) must be installed in the TFP2A mainframe, with all covers in place, and
warmed up for a minimum of 20 minutes before starting the performance verification.

Equipment Required

Clock Frequency

Equipment required:
1. Press
2. Remove the bottom case half from the TFP2A mainframe by removing four Allen-
3. Press
4. Connect the DC508 frequency counter to the S40 test point located near the rear
5. Verify that the frequency is 40 MHz ± 400 Hz.
6. Turn off power to the TFP2A and re-install the bottom cover of the TFP2A.
4-16
3/32 Allen wrench
Two-kilometer singlemode or multimode test fiber
Four-kilometer multimode test fiber
25-kilometer singlemode test fiber
Jumper cables
Tektronix DC508 (or equivalent) frequency counter
Tektronix OA5002 (or equivalent) optical attenuator
Tektronix OA5022 (or equivalent) optical attenuator
Tektronix TFC200 power meter with 20-dB attenuator (FL module only)
VT-100-compatible dumb terminal
RS-232 cable with terminal interface connector (described in the previous
Functional Tests section)
Data sheets (provided in appendix A)
3/32 Allen wrench
Tektronix DC508 (or equivalent) frequency counter
to turn off power to the TFP2A.
POWER
head screws, two on each side.
to turn on the TFP2A.
POWER
corner of the control board.
TFP2A FiberMaster Module-Level Service Manual