Shure U4D Service Manual page 17

ANTENNA A
RECEIVER 1
TO NET
BOARD
TO MONITOR
BOARD
RF-AUDIO
BOARD
J301
DUAL: RF/LO
J302
J303
DUAL: BNC REAR
DUAL: RF/LO
DISPLAY BOARD
Figure 3. Final Cable Configuration
25D1062 (AG)
Shure U4D Dual Diversity UHF Receiver
NETWORK
INTERFACE BOX
RECEIVER 2
NETWORK
BOARD
TO NET
TO DISPLAY TO MONITOR
BOARD
BOARD
BOARD
RF-AUDIO
BOARD
SINGLE: BNC REAR
J301
J304
J302
J303
DUAL: RF/LO
DUAL: BNC REAR
DISPLAY BOARD
16
ANTENNA B
AC POWER
INPUT
DC POWER
SUPPLY
TO DISPLAY
BOARD
DUAL: RF/LO
J30
4
Disassembly and Assembly
POWER
ON/OFF
SWITCH