Sony 100001, Руководство по обслуживанию

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3-4 (E)
WLL-RX50
2. Setup the spectrum analyzer as shown in the following
table.
Setting item Specifications
Frequency Center : 362 MHz
Span : 50 MHz
BW RBW : 1 MHz
VBW : 3 kHz
Monitor Div : 10 dBm
Ref level : 0 dBm
3. Setup the signal generator as follows checking the
spectrum analyzer.
Setting item Specifications
Frequency 362 MHz
Amplitude A = _ 13.5
±
0.5 dBm
4. Technical menu setting :
MENU :
D/A Level Adjust
SUB MENU : Cafe-S Bias Adj
0
A
(Spectrum analyzer)
Cafe-S Bias Adj
**
(EL display)
3-5. Bias Voltage Adjustment
n
Perform “3-4. Low Voltage Limit Adjustment” before
performing this adjustment.
Equipment : Spectrum analyzer
Oscilloscope
Signal generator
DC regulated power supply
Coaxial cable with N-type connectors (2
pieces)
Connection
Preparations
.
Connect the unit and equipment as shown in the connec-
tion diagram, and turn ON the power.
. Set the DC regulated power supply to 12.0
±
0.1 V dc.
Adjustment Procedures
1. Main menu setting :
MENU : RF Center Freq.
ITEM :
Ch
*
(customer setting)
→
Ch 4 (2442
MHz)
n
Write down the customer setting.
DC-IN
INPUT OUTPUT
IF
WLL-RX50 connector panel
IF INPUT IF OUTPUT
DC regulated
power supply
Spectrum
analyzer
Signal generator
DC-IN
Coaxial cables with
N-type connectors