Kenwood TS-990S Service Manual page 192

TS-990S
Item Condition
62. SUB RX 1) Main display f.: Refer to Table
S/N Check 2.
AF output: 0.63V/8
AGC: FAST
SSG f.: Refer to Table 2.
However, USB : +1kHz
LSB: –1kHz
P.AMP: ON
ATT: OFF
63. MAIN/SUB 1) Main display f. :
simultaneous 14.200000MHz
RX Check Mode: USB
2) Sub display f. :
14.200000MHz
Mode: USB
P.AMP: ON
AGC: FAST
ATT: OFF
3) SSG f.: 14.201MHz
SSG output: –81dBm
(19.9µV)
64. MAIN 1) Display f.: 14.200000MHz
PRE-AMP Mode: USB
gain P.AMP: ON
AGC: FAST
• 14M AF output : 0.63V/8
SSG f.: 14.201MHz
SSG output: –119dBm
(0.25µV)
2) P.AMP: OFF
• 50M 3) Display f.: 50.200000MHz
Mode: USB
P.AMP: ON
AGC: FAST
AF output: 0.63V/8
SSG f.: 50.201MHz
SSG output: –119dBm
(0.25µV)
4) P.AMP: OFF
192
ADJUSTMENT
Measurement
Test-
Unit Terminal Unit
equipment
SSG Rear ANT1
Oscillo- panel EXT.
scope SP1
AF VM
DM.SP
Frequency Mode SSG frequency SSG RF level (dBm) SSG MOD
137kHz LSB 136kHz
550kHz AM 550kHz
1.8MHz LSB 1.799MHz
3.7MHz CW 3.700MHz
5.3MHz LSB 5.299MHz
7.2MHz LSB 7.199MHz
8.9MHz USB 8.901MHz
12.2MHz USB 12.201MHz
14.2MHz USB 14.201MHz
18.2MHz USB 18.201MHz
21.2MHz FSK 21.200MHz
21.4MHz USB 11.3745MHz
24.8MHz USB 24.801MHz
29.6MHz FM 29.600MHz
51.2MHz FM 51.200MHz
52.12MHz FM 73.095MHz
50.2MHz USB 50.201MHz
53.5MHz USB 53.501MHz
SSG Rear ANT1
Oscillo- panel EXT.
scope SP1
AF VM
DM.SP
Adjustment
Parts Method
DEV
-111 OFF OFF
60%  OFF
-85 1kHz
-119 OFF OFF
-123 OFF OFF
-119 OFF OFF
-119 OFF OFF
-119 OFF OFF
-119 OFF OFF
-119 OFF OFF
-119 OFF OFF
-119 OFF OFF
-45 OFF OFF
-123 OFF OFF
-118.5 1kHz 3kHz
-118.5 1kHz 3kHz
-45 1kHz 3kHz
-123 OFF OFF
-123 OFF OFF
Table 2
Check S-meter. MAIN S-meter: S9 (35 dot) ±2
dot
SUB S-meter: S9 (35 dot) ±2
dot
Set the AF level at
0dB.
Check the AF level. –(5~15)dB
Set the AF level at
0dB.
Check the AF level. –(8~18)dB
Specifi cations/Remarks
Measurement Spec.
S/N >10dB
S/N >10dB
S/N >10dB
S/N >10dB
S/N >10dB
S/N >10dB
S/N >10dB
S/N >10dB
S/N >10dB
S/N >10dB
S/N >10dB
S/N <10dB
S/N >10dB
SINAD >12dB
SINAD >12dB
SINAD <12dB
S/N >10dB
S/N >10dB