Sony UWP-V1 Service Manual page 80

3. RF Power Output Adjustment
Equipment and Tools
. DC power supply
DC output voltage : +3.0 ± 0.1 Vdc
. DC ammeter
. Power meter (with power sensor)
. Adjustor (SONY Part No. 7-721-052-81)
. MM-SMA conversion connector
(SONY Part No. J-6402-490-A)
. SMA-BNC conversion connector
(SONY Part No. J-6402-480-A)
Switch and Control Setting
MB-1094 board
Transmission channel
U30 model ; 32-01 channel (578.125 MHz)
U42 model ; 44-01 channel (650.125 MHz)
U6264 model ; 64-01 channel (770.125 MHz)
U6668 model ; 68-01 channel (794.125 MHz)
CE62 model ; Group 00, 63-32 channel (810.000 MHz)
CE67 model ; Group 00, 68-32 channel (850.000 MHz)
Attenuation setting
Accumulated time setting
MIC/LINE Select Switch (S1) : MIC
n
Note down the setting position before the adjustment.
After the Adjustment complete, set the original position.
Connections
(For connecting the DC power supply, refer to step
"3. Connecting the DC power supply" in Section 2-6-2.)
Power
sensor
SMA-BNC conversion connector
MM-SMA conversion connector
CN101
MB-1094 board (A side)
2-60
: 0 dB
: "00 : 00"
Power meter
Procedure
1. Connect the power meter (with power sensor) to the an-
tenna terminal (CN101) via the MM-SMA conversion
connector and the SMA-BNC conversion connector.
2. Adjust 1RV102 so that the power meter reading meets
the following specification.
Specification :
. U30 model :
Power meter = 18 mW
. U42 model :
Power meter = 25 mW
. U6264 model :
Power meter = 18.5 ± 1 mW
. U6668 model :
Power meter = 17.0 ± 1 mW
. CE62 model :
Power meter = 16.5 ± 1 mW
. CE67 model :
Power meter = 14.0 ± 1 mW
Adjustment : 1RV102/MB-1094 board (A side)
(Refer to page 2-74 for the adjustment location.)
UWP Series