曝光臺 注意防騙 網曝天貓店富美金盛家居專營店坑蒙拐騙欺詐消費者

"RF LEVEL CHECK: RF1" WINDOW
Figure 120
(3) You will see the "RF LEVEL CHECK: RF2" window as shown in Figure
121.
NOTE: If you click on the "BACK" button, you can go back to the "RF
LEVEL CHECK: RF1" window.
Do as follows:
(a) Disconnect the RFC1 cable from the tester's RF OUTPUT RF1
connector and disconnect the BNC 50-W terminator from the
tester's RF OUTPUT RF2 connector.
T&FI-2
Page 125
Feb 20/2002
Matsushita Avionics Systems Corporation
COMPONENT MAINTENANCE MANUAL
PART NUMBER RD-AA5002 SERIES
23-32-47
"RF LEVEL CHECK: RF2" WINDOW
Figure 121
(b) Connect the RFC1 cable to the tester's RF OUTPUT RF2 connector
and connect the BNC 50-W terminator to the tester's RF OUTPUT
RF1 connector.
(c) Make sure that the frequency is shown for each channel, then
measure the RF output level of each channel with the spectrum
analyzer.
(d) Click on the "PASS" if the RF output level is within the
minimum-maximum limits, or click on the "FAIL" if the RF output
level is too high or too low.
(e) Make sure that you put in the "PASS" or "FAIL" results correctly
for all channels, then click on the "NEXT" button.
T&FI-2
Page 126
Feb 20/2002
Matsushita Avionics Systems Corporation
COMPONENT MAINTENANCE MANUAL
PART NUMBER RD-AA5002 SERIES
23-32-47
(4) You will see the "RF LEVEL CHECK: RF3" window as shown in Figure
122.
NOTE: If you click on the "BACK" button, you can go back to the "RF
LEVEL CHECK: RF2" window.
"RF LEVEL CHECK: RF3" WINDOW
Figure 122
Do as follows:
(a) Disconnect the RFC1 cable from the tester's RF OUTPUT RF2
connector and disconnect the BNC 50-W terminator from the
tester's RF OUTPUT RF3 connector.
(b) Connect the RFC1 cable to the tester's RF OUTPUT RF3 connector
and connect the BNC 50-W terminator to the tester's RF OUTPUT
RF2 connector.
(c) Make sure that the frequency is shown for each channel, then
measure the RF output level of each channel with the spectrum
analyzer.
T&FI-2
Page 127
Feb 20/2002
Matsushita Avionics Systems Corporation
COMPONENT MAINTENANCE MANUAL
PART NUMBER RD-AA5002 SERIES
23-32-47
(d) Click on the "PASS" if the RF output level is within the
minimum-maximum limits, or click on the "FAIL" if the RF output
level is too high or too low.
(e) Make sure that you put in the "PASS" or "FAIL" results correctly
for all channels, then click on the "NEXT" button.
(5) You will see the "RF LEVEL CHECK: RF4" window as shown in Figure
123.
NOTE: If you click on the "BACK" button, you can go back to the "RF
LEVEL CHECK: RF3" window.
"RF LEVEL CHECK: RF4" WINDOW
Figure 123
Do as follows:
(a) Disconnect the RFC1 cable from the tester's RF OUTPUT RF3
connector and disconnect the BNC 50-W terminator from the
tester's RF OUTPUT RF4 connector.
(b) Connect the RFC1 cable to the tester's RF OUTPUT RF4 connector
and connect the BNC 50-W terminator to the tester's RF OUTPUT
RF3 connector.
T&FI-2
Page 128
Feb 20/2002
Matsushita Avionics Systems Corporation
COMPONENT MAINTENANCE MANUAL
PART NUMBER RD-AA5002 SERIES
23-32-47
(c) Make sure that the frequency is shown for each channel, then
measure the RF output level of each channel with the spectrum
analyzer.
(d) Click on the "PASS" if the RF output level is within the
minimum-maximum limits, or click on the "FAIL" if the RF output
level is too high or too low.
(e) Make sure that you put in the "PASS" or "FAIL" results correctly
for all channels, then click on the "NEXT" button.
(6) You will see the "RF LEVEL CHECK: RF STOP" window as shown in Figure
124.
NOTE: If you click on the "BACK" button, you can go back to the "RF
LEVEL CHECK: RF4" window.
"RF LEVEL CHECK: RF STOP" WINDOW
Figure 124
T&FI-2
Page 129
Feb 20/2002
Matsushita Avionics Systems Corporation
COMPONENT MAINTENANCE MANUAL
PART NUMBER RD-AA5002 SERIES
23-32-47
Do as follows:
(a) Make sure that the frequency is shown for each channel, then
measure the RF output level of each channel with the spectrum
analyzer.
NOTE: Although the frequency is shown for each channel, all
channels are set to 000.00 MHz.
(b) Click on the "PASS" if the RF output level is not more than the
　
中國航空網 www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：COMPONENT MAINTENANCE MANUAL Video Modulator Unit (VMU)(68)