2-16
UWP Series
CN101
Frequency counter
MB-1137 board (B side)
MM-SMA conversion connector and
SMA-BNC conversion connector
2. Carrier Frequency Adjustment
Equipment and Tools
.
DC power supply
DC output voltage :
+
3.0
±
0.1 Vdc
.
DC ammeter
.
Frequency counter
.
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-1137 board
Transmission channel
U30 model
; 32-01 channel (578.125 MHz)
U42 model
; 42-01 channel (650.125 MHz)
CE62 model ; Group 00, 63-32 channel (810.000 MHz)
CE67 model ; Group 00, 68-32 channel (850.000 MHz)
KR model
; 60-01 channel (746.125 MHz)
Attenuation setting :
0 dB
Accumulated time setting : “00 : 00”
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 2-2-2.)
Procedure
1.
Connect a frequency counter to the antenna terminal
(CN101) via the MM-SMA conversion connector and
the SMA-BNC conversion connector.
2.
Adjust
1
CT401 so that the frequency counter reading
meets the following specification.
Specification :
Carrier frequency mentioned below.
U30 model
; 578.125 MHz
±
1 kHz
U42 model
; 650.125 MHz
±
1 kHz
CE62 model
; 810.000 MHz
±
1 kHz
CE67 model
; 850.000 MHz
±
1 kHz
KR model
; 746.125 MHz
±
1 kHz
Adjustment :
1
CT401/MB-1137 board (A side)
(Refer to page 2-16 for the adjustment location.)
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