Kenwood TM-281A Service Manual page 28

TM-281A
Item Condition
3. Squelch 1) Adj item: [SQOL.]
Open 2) SSG output
: –124dBm (0.14µV)
• Wide SSG MOD: 1kHz
[Low] SSG DEV: 3kHz
[Center] 3) Adj item: [SQOC.]
Adjust: [✳✳]
4) SSG output
: –124dBm (0.14µV)
[High] 5) Adj item: [SQOH.]
Adjust: [✳✳]
6) SSG output
: –124dBm (0.14µV)
• Narrow 7) Adj item: [SQOC.]
[Center] ("N" icon apper)
Adjust: [✳✳]
8) SSG output
: –124dBm (0.14µV)
SSG MOD: 1kHz
SSG DEV: 1.5kHz
4. RSSI writing 1) Frequency: 155.050MHz
2) SSG output: –53dBm (501µV)
SSG MOD: 1kHz
SSG DEV: 3kHz
5. S-meter 1) Adj item: [S1.]
S1 Adjust: [✳✳]
2) SSG output
: –118dBm (0.28µV)
SSG MOD: 1kHz
SSG DEV: 3kHz
6. S-meter 1) Adj item: [S7.]
Full scale Adjust: [✳✳]
2) SSG output
: –96dBm (3.54µV)
SSG MOD: 1kHz
SSG DEV: 3kHz
28
ADJUSTMENT
Measurement
Test-
Unit Terminal Unit
equipment
SSG Rear ANT Front
Oscilloscope panel panel
AF VM EXT. SP
Distortion
meter
Adjustment
Parts Method
Tuning Write
control
RSSI value writing
is performed by the
"Squelch open"
item (center wide).
SSG output level
is changed and ad-
justed after Squelch
adjustment.
This adjustment
should not turn the
Tuning control.
Write
Specifi cations / Remarks