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Shure U4D Dual Diversity UHF Receiver
21
25D1062 (AG)
Service Procedures
Rf Tuning, Channel A
Dc Voltage Verification
C227
C242
P202
P202
P203
S201
ANTENNA A IN
P202
P202
P203
S201
ANTENNA B IN
DC VOLTMETER
DC VOLTMETER
(OFF)
(OFF)
J302
Figure 5.
Dc Voltage Level Verification
1. Measure the dc voltage between the center pin of BNC
connector ANTENNA A IN, located on the receiver rear panel,
and ground. The voltage should measure 12.0
±
0.5 Vdc.
2. Measure the dc voltage between the center pin of BNC
connector ANTENNA B IN, located on the receiver rear panel
and ground. The voltage should measure 12.0
±
0.5 Vdc.
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...