5
General Information 5-4
Electrostatic Discharge Information 5-7
Troubleshooting 5-9
If the output power is low 5- 10
To check the line-power fuse 5-11
Performance Tests 5-13
Test 1. Digital Threshold 5-1 5
Test 2. Frequency Response (ANALOG IN) 5-17
Test 3. Electrical Return Loss (ANALOG IN) 5-20
Test 4. Electrical Return Loss (DIGITAL IN) 5-22
Test 5. Eye Quality (DIGITAL IN) 5-24
Test 6. STM-16/OC-48 Conformance 5-26
Test 7. OC-1 Conformance 5-28
Test 8. Output Power 5-31
Test 9. Output Wavelength 5-33
Configuring the pattern generator 5-35
Adjustment Procedures 5-36
To remove the instrument cover 5-38
Adjustment 1. Power Supply 5-39
Adjustment 2. Laser Bias and Control 5-41
Replaceable Parts 5-45
Servicing