Shure U4D Service Manual page 40

RF–Audio Printed Circuit Board Replacement Parts,
Reference Designation
D201,202, 203, 204, 205, 210
F300, 301
FL340, 341
L201, 202, 203, 204, 205
L206, 311, 327, 336
L208, 209
L300, 301
L301–303, 306, 307, 309, 312, 314, 315,
318, 322, 329, 343, 344, 345, 347, 348
L335, 337
Q201, 202
Q301, 307
Q308
R202
R203, 250, 264, 265, 531
R355, 367
U201, 202, 204, 205, 207, 210, 212, 213,
216, 220, 305, 310
U203, 208
U206
U209
U211
U214
U215
U301, 314
U302, 312
U303, 313
U315, U316
U304, 311
U307
U309
VC101,102
Y302
Y302
RF–Audio Printed Circuit Board Replacement Parts,
Reference Designation
L301–303, 306, 307, 309, 312,
314, 315, 318, 322, 329, 343,
344, 345, 347, 348
Replacement Parts and Drawings
Shure U4D Dual Diversity UHF Receiver
Table 11
SMT Components, Side 1
Description
SMD, switching diode
Polyswitch, SMD fuse
Filter, SMD, low-pass
Ferrite bead, SMD
Inductor, SMD, 82 nH
Inductor, SMD, 180 nH
Inductor, SMD, 22nH
Ferrite bead, SMD
Inductor, SMD, 15 nH
SMD transistor
Monolithic microwave IC amplifier
SMD transistor
Potentiometer
Potentiometer , SMD, Trim
Potentiometer , SMD, Trim
Dual Op Amp
Comparator, SMD, quad
Compander, low voltage
IC, muting
Switch, quad, analog
SMD transistor
Digital–analog converter
Power spllitter
IC, monolithic linear
detector, FM IF (For PCB versions 34A8507)
detector, FM IF (For PCB versions 34A8703)
Low current LNA/Mixer
Voltage regulator, 5V
PLL Frequency Synthesizer
Trim capacitor, SMT
Crystal, SMT, 24 MHz (G and earlier versions)
Crystal, leaded, 24 MHz (H and later versions)
Table 12
SMT Components, Side 2
Description
Ferrite bead, SMD
39
Shure Part Number
184A08
187A05
162A17
162A03
162F06
162D06
162C06
162A12
162B10
183A38
183A37
183A24
46A8059
146B02
146D02
188A18
188A123
188A126
188A105
188A19
183A30
188A201
161A02
188A128R
188A190
188A129
188A127
188A115
188A134
152D02
140A12
40A8016
Shure Part Number
162A12
25D1062 (AG)