Kenwood TS-5700, Руководство по обслуживанию

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TS-5700
ADJUSTMENT
Measurement
Adjustment
Item
Condition Test-
U n it
Terminal
U nit Parts
Method
Specifications/Remarks
equipment
3 . R F A M P 1 ) Disp lay f. : 2 2 . 000M H z
Tracking Rear ANT TX-RX L67
Repeat adj u stment
M O D E : FM
generator panel ( R F) L68
2 or 3 times until the
26.000
P R E A M P : O N
level i s maxim ized 22
�
00
Spectrum a n a lyzer sett i n g Spectrum TX-RX C N 7
a n d with i n the ra nge
Center f . : 26.000 M H z a n a lyzer ( R F)
of wavefo rm.
Freq u e n cy spa n : 2 0 M H z
O utput : -2 0d B m
N ote : If d i p point
(MHz )
Xd B/D IV : 2 d B
appear, fi rst t u r n
R BW : 3 0 k H z
T C 2 ( R F) a n d adj u st
VBW : 1 0 kHz
to L67,68.
M C F 1 ) Disp lay f . : 1 4 OOO M H z Tracking TX-RX C N 3
TX-RX L45 Repeat adjustment
(73 M Hz) M O D E : U S B generator ( R F)
( R F) L54 2 or 3 times u nt i l the
AGC : OFF L50
level i s maxim ized
73.057
Spectrum a n a lyzer setting Spectrum CN4 L51
a n d the waveform
Center f . : 73.050 M H z a n a lyzer L 1 1 1 becomes flat.
Freq u e n cy spa n : 70kHz 1 ) Turn L45 and L54
ATI : 1 0d B
t o adj u st t o the
O utput : -20d B m 73 . 0 5 M H z pea k .
Xd B/D IV : 2 d B
( Repeat twice)
R BWNBW : 1 kHz
2) Turn L50, L51 ,
(MHz)
a n d L 1 1 1 to m a ke
a sym metrical
waveform.
3) M a ke the wave-
form flat u s i n g
L45 a n d L54.
5 . Trap 1 ) Set the TC2 position as
TX-RX TC2 Turn TC2 1 80° TC2
i n itialize s h own right.
( R F) from the defa ult
sett i n g
positio n .
E,E2,E3
Face the
con cave part of
the knob downwa rds .
6 . I F A M P 1 ) D i s play f. : 1 4. 1 OOM H z S S G
R e a r A N T TX-RX L55 Repeat adjustment
M O D E : U S B
panel ( R F) L56 2 or 3 times u n t i l
AGC : FAST
L61 the AF output is
PRE A M P : ON
AF V. M EXT S P I C 1 5 ' s maximized.
AF output : 0 . 63V/8Q
Oscilloscope
L 1 , L2
SSG freq u e n cy . 1 4 . 1 0 1 M Hz D M . S P
SSG output : -1 1 3d B m
7 . RX M IX
1 ) D i s play f. : 1 OOkHz VR 1 Noise M I N
ba lance M O D E : USB
PRE A M P : ON
SSG output : OFF
8 . IF GAI N 1 ) Disp lay f : 1 4. 1 OOM H z Front AF VR AF output : 0 . 63V
M O D E : U S B pa n e l
AGC : FAST
P R E A M P : O N
S S G freq u e n cy : 1 4 . 1 0 1 M H z
S S G output : -1 05 d B m
2) SSG output : -1 1 5d B m
TX-RX I C 1 5 ' s AF output
·
0 4V ± 0 . 05V
( R F) VR 1
3) SSG output : -1 05d B m
Check AF output : 0 . 63V± 0 . 05V
9. Trap
1 ) D i s p lay f. : 1 5 . 2 00 M Hz TX-RX TC2 AF output : M I N There m u st b e a d i p poi nt.
E,E2,E3
M O D E : U S B
( R F)
AGC : FAST
P R E A M P : O N
S S G freq u e n cy : 1 5 . 2 0 1 M H z
S S G output : -1 1 3d B m
2) D i s play f . : 1 1 . 7 00 M H z
TC 1
SSG
frequency : 1 1 .701
M Hz
70