Kenwood TS-590SG, Service Manual

Page: 92 / 155

TS-590SG
92
ADJUSTMENT
Item Condition
Measurement Adjustment
Specifi cations / Remarks
Test-
equipment
Unit Terminal Unit Parts Method
19. 50M SSB
S-meter
• S1
1) Menu No.: 16 (50.2MHz, USB)
SSG f.: 50.201MHz
SSG
output: –111dBm (0.63µV)
SSG
Oscilloscope
AF V.M
DM.SP
Rear
panel ANT 1
EXT.SP
Front
panel [ ]
or [
]
Set the SSG, then
press the [
] or
[ ] key.
S-meter lights up to S1 posi-
tion.
• S9 2) Menu No.: 17 (50.2MHz, USB)
SSG
output: –85dBm (12.6µV)
S-meter lights up to S9 posi-
tion.
• Full scale
(Lights up
all)
3) Menu No.: 18 (50.2MHz, USB)
SSG
output: –25dBm (12.6mV)
S-meter lights up all.
20. 50M FM S-
meter
• S1
1) Menu No.: 19 (50.2MHz, FM)
SSG f.: 50.2MHz
SSG
output: –117dBm (0.316µV)
MOD: 1kHz
DEV: 3kHz
S-meter lights up to 1dot posi-
tion.
• Full scale
(Lights up
all)
2) Menu No.: 20 (50.2MHz, FM)
SSG
output: –95dBm (3.98µV)
S-meter lights up all.
21. 50M FM
SQL thresh-
old
1) Menu No.: 21 (50.2MHz, FM)
SSG output: OFF
MOD:
1kHz
DEV: 3kHz
22. 50M FM
SQL tight
1) Menu No.: 22 (50.2MHz, FM)
SSG f.: 50.200MHz
SSG
output: –113dBm (0.501µV)
MOD: 1kHz
DEV: 3kHz
• Writing data: After items 7~22 have been adjusted;
1) Menu No. : 72
2)
[ ] or [ ] key: Push once time. Display “rEAdy”
→
“good” (If “nG” is displayed, enter data again.)
3) [CLR] key: Push once time.
23. S/N Check
(Reference)
1) Display f.: Refer to Table 1.
AF output: 0.63V/8

AGC: FAST
SSG f.: Refer to Table 1.
However, USB : +1kHz
LSB: –1kHz
PRE-AMP:
ON
ATT: OFF
SSG
Oscilloscope
AF V.M
DM.SP
Rear
panel ANT 1
EXT.SP
Frequency Mode SSG RF level (dBm) SSG MOD DEV Measurement Spec.
550kHz AM –85 1kHz 60%
→
OFF S/N >10dB
1.8MHz LSB –119 OFF OFF S/N >10dB
3.7MHz CW –123 OFF OFF S/N >10dB
5.3MHz LSB –119 OFF OFF S/N >10dB
7.2MHz LSB –119 OFF OFF S/N >10dB
14.2MHz USB –119.5 OFF OFF S/N >10dB
18.2MHz USB –119.5 OFF OFF S/N >10dB
21.2MHz FSK –119.5 OFF OFF S/N >10dB
24.8MHz USB –123 OFF OFF S/N >10dB
29.6MHz FM –119 1kHz 3kHz SINAD >12dB
50.2MHz USB –123 OFF OFF S/N >10dB
Table 1