Anritsu Spectrum Master MS2722C Maintenance Manual page 29

2-5 Input Related Spurious (IRS) Signals Verification
55. Press the Shift key and then press the Trace (5) key. Press the Trace A Operations submenu key.
56. Press the # of Averages submenu key, use the keypad to enter 5, and then press the Enter key.
57. Wait until the Trace Count displays 5/5.
58. Press the Marker main menu key and press the Peak Search submenu key.
59. Record the amplitude at 8000 MHz into the "Measured Spur Level" column of
Input Signal Level at 8000 MHz" on page
60. Press the Freq key and press the Start Freq submenu key.
61. Use the keypad to enter 7719, and press the MHz submenu key.
62. Press Stop Freq submenu key, enter 7721, and press the MHz submenu key.
63. Press the Shift key and then press the Trace (5) key. Press the Trace A Operations submenu key.
64. Press the # of Averages submenu key, use the keypad to enter 5, and then press the Enter key.
65. Wait until the Trace Count displays 5/5.
66. Press the Marker main menu key and press the Peak Search submenu key.
67. Record the Marker 1 amplitude reading into the "Measured Spur Level" column of
68. Calculate the input related spurious level by subtracting the Marker 1 reading in
Marker 1 reading in
69. Verify that the calculated result is ≤ –60 dBc.
15000 MHz Input Related Spurious Check (for MS2724C, MS2725C, and MS2726C only):
70. Set the MG3692x or MG3695C output to 15000 MHz, with an RF output level of –30 dBm.
71. Press the Freq key and press the Center Freq submenu key.
72. Use the keypad to enter 15000, and press the MHz submenu key.
73. Press the Shift key and then press the Trace (5) key. Press the Trace A Operations submenu key.
74. Press the # of Averages submenu key, use the keypad to enter 5, and then press the Enter key.
75. Wait until the Trace Count displays 5/5.
76. Press the Marker main menu key and press the Peak Search submenu key.
77. Record the amplitude at 15000 MHz into the "Measured Spur Level" column of
Input Signal Level at 15000 MHz" on page A-3.
78. Press the Freq key and press the Start Freq submenu key.
79. Use the keypad to enter 14719, and press the MHz submenu key.
80. Press Stop Freq submenu key, enter 14721, and press the MHz submenu key.
81. Press the Shift key and then press the Trace (5) key. Press the Trace A Operations submenu key.
82. Press the # of Averages submenu key, use the keypad to enter 5, and then press the Enter key.
83. Wait until the Trace Count displays 5/5.
84. Press the Marker main menu key and press the Peak Search submenu key.
85. Record the Marker 1 amplitude reading into the "Measured Spur Level" column of
86. Calculate the input related spurious level by subtracting the Marker 1 reading in
Marker 1 reading in
87. Verify that the calculated result is ≤ –60 dBc.
2-10
A-3.
Step 67. Record the result into the "Calculated IRS" column of
Step 85. Record the result into the "Calculated IRS" column of
PN: 10580-00279 Rev. E
Chapter 2 — Spectrum Analyzer Verification
Table A-6, "Measured
Table A-7, "Measured
Table A-6.
Step 59 from the
Table A-6.
Table A-7.
Step 77 from the
Table A-7.
MS272xC MM