Kenwood TS-480SAT Service Manual

134
VSR
VSF
IC2-
IC2+
IC1+
IC1-
VSF
VSR
-12dB/-20dB
1.705MHz~
Add BC TRAP (E type)
D256
HSB88WS
AGC
Q1
2SK2596
Q2
2SK2595
ANO
ATT
21.5MHz : Gain Change
PRE.OFF
PRE AMP
1.705~2.5MHz
2.5~4.1MHz
4.1~7.5MHz
7.5~10.5MHz
10.5~14.5MHz
14.5~21.5MHz
21.5~30.3MHz
49.0~54.0MHz
49.0~54.0MHz
30k~1.705MHz
~60MHz
73.095MHz
ANT1
ANT2
Q159
2SK2596
PRO
D/A
POC
D/A
REF
D/A
DDS
IC1
AD9835BRU
15.6MHz
TCXO
SO-3
73.125~133.095MHz
LO1
LO2
CAR
73.125~
133.095MHz
~60MHz ~60MHz
~60MHz
NB IN
Q253
3SK317
IC251
TA4107F
Q252
2SC3356
RX
TX
SW
D
SW
PGC
D/A
IC802
NJM2902V
IC
8
NJ
IC802
NJM2902V
CKY
Q455
2SC4649
(N,P)
Q451,452,456
: 2SK508(K52)
IC2
AD9835BRU
DDS
LO1
LO2
Q8,12
2SC4617(R)x2
X2
CAR
Q3
2SC4617(R)
Q5
2SC4617
(R)
Q4
2SC4617(R)
X2
RX
Q1
2SC4617(R)
10.695MHz
(10.24MHz : FM-RX)
~133.095MHz
31.2MHz
Q255
2SC3356
CF1
ATT
OPTION
FILTER
TX-RX (
B
X57-663
Q3
2SK2596
FINAL UNIT (A/3)
X45-365 (AT)
X45-366 (200W)
FINAL (FILTER) (B/3)
X45-365 (AT), 366 (200W)
FINAL (ANT) (C/3)
X45-365 (AT), 366 (200W)
IC801
NJM2904V
IC801
NJM2904V
OPTION
RF UNIT
X44-327
RS-232C
IC203
ADM202EARU
5V→3V
HD74LV2G
34AUS
TX AT
T
IFGC
D/A
INTERNAL
ANT TUNER
VSF
VSR
Vdet
Idet
3V→5V
TC7WT
125FU
TD1
RS1
RD1
CS1
DRIVE
X58-490
X45-366
X45-365
DET
DET
AT Type
ONLY
AT Type ONLY
PADDLE
KEY
DOT KYS
DASH
KEY
EALC
REMOTE
D-SUB
200W Type ONLY
AT Type ONLY
62.4MHz
8.4MHz
Q15
2SC4649
(N,P)
Q14
2SC4649
(N,P)
Q11
2SC4617
(R)
Q7
2SC4617
(R)
Q2
2SC4617
(R)
Q6
2SC4617
(R)
Q10
2SC4617(R)
FMOD
Q153,154
3SK131(M)x2
XF151
Q156,157
Q160,161
2SK520(K44)x4
D254
ATT
DRV
Q804
2SC2782
Q805
2SC2782
Q4
2SC2782
Q5
2SC2782
Q1
2SK3075-H
Q2
2SK3075-H
Q451
Q452
Q456
VCO1
VCO2
VCO3
IC3 PLL
LMX2360TMX
D1
FMPD
Q508
2SC461
Q90
1
3SK
3
D
9
D
9
IC207IC208
30.0~49.0, 54.0~60.0MHz
21.5~30.3MHz
14.5~21.5MHz
10.5~14.5MHz
7.5~10.5MHz
4.1~7.5MHz
2.5~4.1MHz
1.705~2.5MHz
1.NC
2.RXD
3.TXD
4.NC
5.GND
6.NC
7.RTS
8.CTS
9.NC
2
3
4
5
6
7
+
+
+
+
–
–
–
–
TS-480HX/480SAT BLOCK DIAGRAM

Kenwood TS-480SAT Specifications

General

Antenna Impedance	50 ohms
Supply Voltage	13.8 V DC ±15%
Current Drain (Receive)	1.5 A
Antenna Connector	SO-239
Operating Temperature	-10°C to +50°C
Modes	SSB, CW, AM, FM, FSK
Antenna Tuner	Built-in
Current Drain (Transmit)	20.5 A
Power Output	100 watts
RF Output Power	100 watts