![RCA RDR9000 Скачать руководство пользователя страница 240](http://html.mh-extra.com/html/rca/rdr9000/rdr9000_service-manual_335287240.webp)
Service Manual
7.UHF3 (350-400 MHz) Information
230
7.8.3 FGU
5VFGU,
3V3ARF, and 3V3DRF
are normal?
FGU check
Check the power
supply circuit.
VCO oscillates?
Q6007/Q7000 is normal?
[1]
Q6012/Q7003 is normal?
[2]
Replace
Q6012/Q7003.
Check peripheral
components of
Q6012/Q7003.
Replace Q6007/Q7000.
CV voltage is normal? [3]
VCO buffer circuit is
normal? [5]
Check the VCO
buffer circuit.
L6057/L7003 is normal?
[4]
Replace L6057/L7003.
Feedback output is
normal?
Check the
feedback circuit.
19.2 MHz crystal
oscillates?
Check the 19.2 MHz
crystal oscillator and
circuit.
SKY72310 clock is
normal? 6]
Check the data
circuit of the
control circuit.
Completed
No
Yes
Yes
Yes
Yes
No
No
No
Yes
Yes
No
Yes
No
Yes
No
Yes
Yes
No
No
No
Содержание RDR9000
Страница 1: ...RDR9000U V Service Manual ...
Страница 45: ...Service Manual 6 UHF1 400 470 MHz Information 35 6 4 PCB View PCB View Main Board Top Layer ...
Страница 46: ...Service Manual 6 UHF1 400 470 MHz Information 36 PCB View Main Board Bottom Layer ...
Страница 48: ...Service Manual 6 UHF1 400 470 MHz Information 38 PCB View Rear Board Top Layer ...
Страница 49: ...Service Manual 6 UHF1 400 470 MHz Information 39 PCB View Rear Board Bottom Layer Figure 6 5 PCB View ...
Страница 146: ...Service Manual 7 UHF3 350 400 MHz Information 136 7 4 PCB View PCB View Main Board Top Layer ...
Страница 147: ...Service Manual 7 UHF3 350 400 MHz Information 137 PCB View Main Board Bottom Layer ...
Страница 148: ...Service Manual 7 UHF3 350 400 MHz Information 138 PCB View Control Head Top Layer PCB View Control Head Bottom Layer ...
Страница 149: ...Service Manual 7 UHF3 350 400 MHz Information 139 PCB View Rear Board Top Layer ...
Страница 150: ...Service Manual 7 UHF3 350 400 MHz Information 140 PCB View Rear Board Bottom Layer Figure 7 5 PCB View ...
Страница 248: ...Service Manual 8 VHF 136 174 MHz Information 238 8 4 PCB View PCB View Main Board Top Layer ...
Страница 249: ...Service Manual 8 VHF 136 174 MHz Information 239 PCB View Main Board Bottom Layer ...
Страница 250: ...Service Manual 8 VHF 136 174 MHz Information 240 PCB View Control Head Top Layer PCB View Control Head Bottom Layer ...
Страница 251: ...Service Manual 8 VHF 136 174 MHz Information 241 PCB View Rear Board Top Layer ...
Страница 252: ...Service Manual 8 VHF 136 174 MHz Information 242 PCB View Rear Board Bottom Layer Figure 8 5 PCB View ...
Страница 346: ...Service Manual 11 Packing Guide 336 11 Packing Guide Figure 11 1Packing Guide ...
Страница 352: ...342 ...