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Shure U4D Dual Diversity UHF Receiver
35
25D1062 (AG)
Replacement Parts and Drawings
Replacement Parts and Drawings
U4D Model Variations
Different frequency versions of the U4D receiver are currently available
for use in various countries. Each version is identified in the table below by
country code, frequency range, and printed circuit board version.
Table 3
U4D Model Variations
COUNTRY
CODE
FREQUENCY
RANGE
COUNTRY
DESIGNATION
RF-AUDIO
PC BOARD
NUMBER
UA
782–806 MHz
U.S.A. and Canada
90UA8902
UB
692–716 MHz
U.S.A.
90UB8902
MA
782–810 MHz
Germany
90MA8902
MB
800–830 MHz
Europe
90MB8902
M3
692–716 MHz
Europe
90M38902
R7
782–810 MHz
Europe
90R78902
R2
800–830 MHz
Europe
90R28902
MC
774–782 MHz
Netherlands
90MC8902
R3
774–782 MHz
Netherlands
90R38902
MD
To create an MD board, order the 90MB8902 PCB and install the
MD EEPROM (188R131MD).
II
806–810 MHz
Japan
90II8902
JB
806–810 MHz
Japan
90JB8902
KK
854–862 MHz
United Kingdom
90KK8902
R6
800–820 MHz
Scandanavia
90R68902
S2
838–862 MHz
England
90S28902
Note: The PC board number is a family panel part number which
includes the main PCB and the front panel digital PCB.
Parts Designations
The following comments apply to the parts list and the schematic:
Resistors: Unless otherwise noted, all resistors are surface-mount
with
1
/
10
W
rating and 1% tolerance.
Capacitors: Unless otherwise noted, non-polarized capacitors are
surface-mount
NPO
dielectric types with a 100
V
capacity and a 5%
tolerance, and polarized capacitors are tantalum types.
Summary of Contents for U4D
Page 11: ...Shure U4D Dual Diversity UHF Receiver 10 25D1062 AG Preliminary Tests Audio Rf Board Side 2...
Page 46: ...Shure U4 UHF Diversity Receiver 25D1062 TL 45 U4 Rf Audio Printed Circuit Board Legend Side 1...
Page 47: ...Shure U4 Diversity UHF Receiver 46 25D1062 TL U4 Rf Audio Printed Circuit Board Legend Side 2...