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Service Manual
7.UHF3 (350-400 MHz) Information
231
Description of Normal Situations:
1) During reception, output voltage at pin 3 of Q6007 and Q6009: about 4 V. During
transmission, output voltage at pin 3 of Q7000 and Q7002: about 4 V.
2) During reception, voltage at Q6012 E: about 1.8 V. During transmission, voltage at Q7003
E: about 1.8 V.
3) The CV value varies with frequencies. The normal value should range from 0.5 V to 4.5 V.
4) L6057/L7003 is on.
5) During reception, voltage at B of Q6012 and Q6014: about 0.7 V. During transmission,
voltage at Q7006 B: about 0.7 V.
6) PLL_98_CLK outputs 1.92 MHz clock.
Summary of Contents for RDR9000
Page 1: ...RDR9000U V Service Manual ...
Page 45: ...Service Manual 6 UHF1 400 470 MHz Information 35 6 4 PCB View PCB View Main Board Top Layer ...
Page 46: ...Service Manual 6 UHF1 400 470 MHz Information 36 PCB View Main Board Bottom Layer ...
Page 48: ...Service Manual 6 UHF1 400 470 MHz Information 38 PCB View Rear Board Top Layer ...
Page 146: ...Service Manual 7 UHF3 350 400 MHz Information 136 7 4 PCB View PCB View Main Board Top Layer ...
Page 147: ...Service Manual 7 UHF3 350 400 MHz Information 137 PCB View Main Board Bottom Layer ...
Page 149: ...Service Manual 7 UHF3 350 400 MHz Information 139 PCB View Rear Board Top Layer ...
Page 248: ...Service Manual 8 VHF 136 174 MHz Information 238 8 4 PCB View PCB View Main Board Top Layer ...
Page 249: ...Service Manual 8 VHF 136 174 MHz Information 239 PCB View Main Board Bottom Layer ...
Page 251: ...Service Manual 8 VHF 136 174 MHz Information 241 PCB View Rear Board Top Layer ...
Page 346: ...Service Manual 11 Packing Guide 336 11 Packing Guide Figure 11 1Packing Guide ...
Page 352: ...342 ...