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Kenwood
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Computer Equipment
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Power Supply
Kenwood
YK-88CN, PS-50, SP-430, PS-430, MB-430, AT-440, VS-1, YK-88SN specifications
Models:
SP-430
VS-1
PS-430
AT-440
YK-88C
YK-88SN
YK-88CN
YK-88S
MB-430
PS-50
1
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116 pages
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Specs
Parts list
Schematic Diagramipc Boar D
Warranty
Dimension
Fig Frequency configuratio n
Cnnnect I NG Wire
Reset output 7800 port B7
Disassembly
Operation procedure
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Contents
KEN Wood
TS-440S
Semiconductors Dimensions
Frequency stability
Sensitivity
Image ratio If rejection Selectivity
Frequency accuracy RIT/XIT OFF
Fig Frequency configuratio n
Ipll
Circuit Descriptio N
Displayed frequencie s
Fig Receiver circuit configuratio n
USB, LSB, FS K
AM, FM
Fig Selectivity control circuit
Circuit Description
MCF L71-0259-05 RF Unit Fl
Filter selective
Ceramic filter L72-0355-05 if Unit CF2
D27 D2 Fig Notch circui t
Circuit Descriptio N
BX7I91- 851
BX719
Transmitter Circuit Descriptio n
TS-440$
SWR protection circuit
Fig Antenna tuner circuit
SWR automatic arithmetic circuit
Fig -1 FULL/SEMI BREAK-IN block diagra m
Fig -2 FULL/SEMI BREAK-IN timing chart
Controlsemi
Fig -3 FULL/SEMI BREAK-IN timing char t
Circuit Description
Fig Standby keying timing char t
Circuit Descriptio N
PLL3
Fig PLL circuit block diagra m PLL4
Unloc k
Circuit Descriptio N
Fig Control circuit block diagra m
Circuit Description
Fig Encoder circui t
Fig Encoder waveform timing chart
Key scan matrix
Fig Digital circuit
Fig A/D convertor circui t
%--- 1 9 L
RIT If Shift
MT output 8255 IC2 port A7
Reset output 7800 port B7
RL output 7800 port A6
BZ Buzzer output 7800 port A7
BCD DEC
Band information 7800 PBo 3, B3B2B1B o
VCO SW VCO
Fig Band information generation circuit
Expand function
Fig Mode control circuit
~ t
Control unit X53-1450
Conditio n
Operation procedure
BZ OFF
TES T
SW Monitor Display changes by Test numbe r
SN74LS138H Control unit IC51
Rese T SE T DAT a Clock
Reset
TOP View
Data
MB4052 Pin Descriptio n Signal Pin Function s
AD C
CLK
SN74LSI38
BPD
Semiconducto R
Pin connectio n
Semiconducto R
NF B
TPD8255AC-5 Control unit IC2
SCK
Semiconducto R
Chip capacitors
Parts List
M2 General Marke T
For U .S .A
For Europ e For Australi a
Fuse 20AACCESSNR Y
Warranty Card
DC Power Cord ASS Y
Wire with Conneltnr
40HFR MAfN Pnnh
Ref . No Address
Parts No Description Desti
RP. * -g Nation
Switch Unit
PIN Connectnr
Cerom C
Ceramic
CC45RHIH330J Ceramic
Ceram IC
CE04IAIHO Elec .1RO
Electr
CE04W Odium Elec CRO
CE04WIH010M Electro
Natio n
Address New Parts No Descriptio n Desti
Elec -FRO OUF
Cnnnect I NG Wire
CC45CF-II.HO50C Ceramic
Ceramic Ooopf
Desti- Re nation mark s
Address New Parts No Description
Desti Nation
Address New Parts No IR .g
Parts No Descriptio n
Ref . No
Desti Re nation mark s
Ceramic 56OPF
New Parts
CK45FIH223Z Ceramic
Prone R5
Screw
PUL LEY
RAN Hfad Machine SCR K W
004`-,0111-1220
CC45CHI.F-IOR5C Ceramic
Cioo
Ceramic 6BPF
Ceramic 1OPF
0107
Oscillating LOILVCO395MH7
Small Fixed Inducto R
L40EIOII-13 Small Fixed Inducto R
Small Fjxed Inducto R
Desti Re nation marks
CST
Relay
LOU
Trmming POT 50V Protectio N
Mimng POI
Ceramic Hinf
Elellrn 47LIF
Eleltpn
Ooiuf
112
AT Unit
TS-440S
G5 a It ,4-$
CK45FIIJ223Z Ceramic
Ceramic Oiouf
CK45FIH223Z Ceramic
CC45SLIHO50C Ceramic
CE04W H4RIM
CO92M1H1O3K
CE04WIH010M
CE04W1HR47M
Sig
1F F
TS-440$
DTC114ES Digital Transistor
BDF
PC Board TS-440S
016 C36
NilY
PW M
Tl .I J
PLL Unit
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Disassembly
Sems
Disassembly
55x2
OcDC o
TS-440E/8
000- N
TS-440S
Packing
REC
Adjustmen T
Spectrum Analyzer SPE-ANA
Adjustment
Japanese SG American SG 25µ Detector
Mode a M
Power on DC V .M
RF Gain MAX Mode USB Stby REC
Mode USB
Unit
Adjustmen T
5612
AN T VR6
Mode F M
DI P
ANT
Stby SEN D
Function SW a
Power SW OFF
Mode SW
Mode USB
TOP View
TP4I
TP3
ITP8I TP11I ITP1
Adjustment
44 FM
MV AF 25mV 4.9mV
AF Output 0 .68V/811
Input DBu
TIF DRV
If Unit
MIC MI C
RF UNI T
=KO=
Power SW on
Power SW of F
PS-50
AF Power Cord
Warranty AP B
AL Power for D
AC Power ORD
Not
Wire HAN D
Power Ironsinrmer
Power Cord Pushing
FL---PROOF RS
RS14GB3A01DJ
RI1
JZF1OD
220V Version 240V Version
Schematic Diagramipc Boar D
SLP144B
Specificationsiparts LIS T
RS14GB3D4R7J
IC N IC N IC
CE04W1HR22M
CS15E1EO10M CS15E1VOR1M
MN6401TRA
Languag E Select
Schematic Diagram
Page
MB-430/SP-430
Weight
Ratin g
YK-88S/SN,YK-88C/C N
Incorporated in N .S
Communications & Test Equipment Grou P