Kenwood TK-2212L, Service Manual

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21
TK-2212L
1.BPF Wave (1)Center frequency Spectrum ANT Programming Adjust the
Adjust Spectrum analyzer setting analyzer BPF Software: waveform as
Center-f : 155MHz KPG-100D shown to the
Span : 100MHz right.
RBW : 30kHz
VBW : 30kHz
ATT : 5dB
(2)High-edge frequency
Spectrum analyzer setting
Center-f : 174MHz
(3)Low-edge frequency
Spectrum analyzer setting
Center-f : 136MHz
2.Sensitivity TEST CH: Low SSG ANT Check 12dB SINAD or more
Check Center DVM
[Wide] High Oscilloscope
SSG output:–117 dBm(0.3
µ
V) AF VTVM
SSG MOD:3.0kHz
[Narrow] TEST CH: Center
SSG output:–115 dBm(0.4
µ
V)
SSG MOD:1.5kHz
3.SQL1 TEST CH: Center Programming Write Squelch open
(Threshold) Low Software:
Writing High KPG-100D
[Wide] SSG output:–123 dBm(0.16
µ
V)
SSG MOD:3.0kHz
[Narrow] TEST CH: Center
SSG output:–122 dBm(0.18
µ
V)
SSG MOD:1.5kHz
4.SQL9 TEST CH: Center
(Tight) Low
Writing High
[Wide] SSG output:–117 dBm(0.3
µ
V)
SSG MOD:3.0kHz
[Narrow] TEST CH:Center
SSG output:–116 dBm(0.35
µ
V)
SSG MOD:1.5kHz
5.BATT BATT terminal voltage:5.9V DVM ANT BATT terminal
detection BATT terminal voltage:5.9V
Writing
Receiver Section
Item Condition
Measurement Adjustment
Specifications/
Test equipment Terminal Parts Method
Remarks
ADJUSTMENT
REF -20.0 dBm MKR 155 MHz
CENTER 155 MHz SPAN 100.0 MHz
∗
RBW 30 kHz VBW 30 kHz SWP 230 ms ATT 5 dB
10 dB/ A_View Norm B_Blank Norm -32.43 dBm
MARKER
155 MHz
REF -20.0 dBm MKR 174 MHz
CENTER 174 MHz SPAN 100.0 MHz
∗
RBW 30 kHz VBW 30 kHz SWP 230 ms ATT 5 dB
10 dB/ A_View Norm B_Blank Norm -30.70 dBm
MARKER
174 MHz
REF -20.0 dBm MKR 136 MHz
CENTER 136 MHz SPAN 100.0 MHz
∗
RBW 30 kHz VBW 30 kHz SWP 230 ms ATT 5 dB
10 dB/ A_View Norm B_Blank Norm -30.73 dBm
MARKER
136 MHz