Aeroflex 3500A, Maintenance Manual, Page: 50 / 169

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S u b j e c t t o E x p o r t C o n t r o l , s e e C o v e r P a g e f o r d e t a i l s .
D. RF Power Meter Verification (cont)
53. Set the RF Power Meter to 500 MHz, Relative OFF and Offset value to 500 MHz coupled
port attenuation recorded in Step 7.
54. Set the RF Power Amplifier to ON.
55. Set the RF Signal Generator to RF ON.
56. Adjust the RF Signal Generator level until the power into the T/R Connector, displayed on
the RF Power Meter, is equal to +27 dBm value (
± 0.3 dB).
57. Record the RF Power Meter reading and Test Set Power Meter reading.
58. Adjust the RF Signal Generator level until the power into the T/R Connector, displayed on
the RF Power Meter, is equal to +37 dBm va lue. (If +37 dBm is not achievable due to
setup losses, set as high as possible.)
59. Record the RF Power Meter reading and Test Set Power Meter reading.
60. Set the RF Signal Generator to RF OFF.
61. Set the RF Power Amplifier to OFF.
62. Set the RF Signal Generator to 700 MHz.
63. Set the RF Power Meter to 700 MHz, Relative OFF and Offset value to 700 MHz coupled
port attenuation recorded in Step 7.
64. Set RF Power Amplifier to ON.
65. Set RF Signal Generator to RF ON.
66. Adjust the RF Signal Generator level until the power into the T/R Connector, displayed on
the RF Power Meter, is equal to +27 dBm value (
±
0.3 dB).
67. Record the RF Power Meter reading and Test Set Power Meter reading.
68. Adjust the RF Signal Generator level until the power into the T/R Connector, displayed on
the RF Power Meter, is equal to +37 dBm va lue. (If +37 dBm is not achievable due to
setup losses, set as high as possible.)
69. Record the RF Power Meter reading and Test Set Power Meter reading.
70. Set the RF Signal Generator to RF OFF.
71. Set the RF Power Amplifier to OFF.
72. Replace the 700 MHz Low-Pass Filter with the 1200 MHz Low-Pass Filter in the Test
Setup.
73. Set the RF Signal Generator to 900 MHz.
74. Set the RF Power Meter to 900 MHz, Relative OFF and Offset value to 900 MHz coupled
port attenuation recorded in Step 7.
75. Set the RF Signal Generator to RF ON.
76. Set the RF Power Amplifier to ON.
77. Adjust the RF Signal Generator level until the power into the T/R Connector, displayed on
the RF Power Meter, is equal to +27 dBm value (
± 0.3 dB).
78. Record the RF Power Meter reading and Test Set Power Meter reading.
79. Adjust the RF Signal Generator level until the power into the T/R Connector, displayed on
the RF Power Meter, is equal to +37 dBm va lue. (If +37 dBm is not achievable due to
setup losses, set as high as possible.)