Shure U4D, Service Manual

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Shure U4D Dual Diversity UHF Receiver
37 25D1062 (AG)
Replacement Parts and Drawings
U4D Receiver Replacement Parts (Continued)
Reference Designation Description Shure Part Number
MP25 Daisy chain power cord 95A8576
MP26 AC ground wire 90A8677
MP27 Standoff 80A8094
MP28 Cover 53B8433
MP29 Antenna UA820A
Table 5
Digital Display Printed Circuit Board Replacement Parts,
Non-SMT Components, Side 1
Reference Designation Description Shure Part Number
J101, 103 Receptacle assembly, 25 position 95A8583
J104 Shrouded header, 2 position 95A8272
P102 Cable assembly, plug/socket 95B8663
R110 Potentiometer, 10k 46A8069
U105 Dot/Bar display driver 86A8941
Table 6
Digital Display Printed Circuit Board Replacement Parts,
SMT Components, Side 1
Reference Designation Description Shure Part Number
D101, 102, 112, 113, 118, 119 SMD LED, green 184D18
D103 SMD LED, red 184A18
D104, 105, 106, 107, 108, 109,
110, 111, 114, 115, 116, 117
SMD LED, yellow 184F18
R110 Potentiometer (G and earlier board versions) 46A8048
R110 Potentiometer (H and later board versions) 46A8069
SW101, 102, 103, 104 Switch, pushbutton, SPST 155A03
U101 Analog–digital converter, 8 bit 188A183
U102, 104 Dot /bar display driver 188A86
Y101 Crystal, SMT, 4 MHz 140A005
Table 7
U106 EPROM Table
Country Code Shure Part Number
UA 188R131UA
UB 188R131UB
MA 188R131MA
MB 188R131MB
MC 188R131MC
MD 188R131MD
II 188R131II
KK 188R131KK