Kenwood TK-7100H SPECIFICATIONS
TK-71 00H TK-71 00H
BLOCK DIAGRAM
DISPLAY UNIT (X54-3430-20)
MIC
MBL
SB
PTT(TXD)
ME
MIC
HOOK(RXD)
CM
SB
VOL
DN
MON
KMI1
LCD
D18
HSB123
Q9
2SB1132(Q,R)
SW
VOL
SCN
KMI2
COM0~3
SEG0~30
RN47A4
Q10
KRA225S
SW
SW
Q6
KRC102S
UP
Q11
SW
DIM
POWER
CH
DN
KMI3
IC2
LC75834W
LCD DRIVER
MBL
DIM
D19~26,28~31
B30-2205-05
LCD BACK LIGHT
D2~5
B30-2205-05
KEY
MBL
CH
UP
KMI4
KMO1
KMO2
CE
CL
DI
INH
GND
PTT
MIC
POWER
ME
HOOK
KMI2
CM
KMI1
KMI3
KMO1
KMI4
KMO2
SB
5C
CE
CL
DI
TX-RX UNIT (X57-670x-xx)
IC401
5C
5C
M62363FP(8/8)
IC201
NJM2100V
MIC/IDC
AGC
Q201
2SC4919
MB15A02
PLL IC
16.8MHz
TCXO
X401
D/A
CONV
IC161
OVER
VOLTAGE
Q1
2SK1824
MIC
MUTE
MICMT
PLLE
DT
CK
LD
RF
8C
16.8MHz
TCXOMOD
IC202
NJM2904V
SPLATTER
FILTER
AGC
DET
D201
DAN222
D202
1SS372
DET
IGN
Q404
2SC4649(N,P)
CHARGE
CHARGE
NJM2902V
SW
Q61
KRC404RTK
SW
Q71
KRC414RTK
8C
PUMP
PUMP
8C
IC203
(1/4)
SUM
B
Q402
2SA1832(GR)
LOOP
FILTER
Q403
2SC4738(GR)
Q440
2SC4617(S)
LIPPLE
FILTER
IC161
M62363FP
(3/8)
D/A
CONV
IC161
M62363FP(6/8)
D/A
CONV
QT/DQT
DTMF
NARROW
WIDE
DT
CK
CL
CE
DI
KMO1
KMO2
PTT(TXD)
HOOK(RXD)
POWER
CM
KMI1
KMI2
KMI3
KMI4
INT
RESET
CV
8CL
SQIN
Q405
2SK508NV(K52)
RX
VCO
Q407
2SJ243
SW
TX
VCO
VCOMOD
D301
MA742
DET
TCXOMOD
IC203
NJM2902V
(3/4)
BUFF
DTMF
SBC
8TC
8RC
PLLE
ELVLLD
BSHIFT
TX/RX
AFM
SPM
AMPSW
MICEM
MICMT1
MICMT2
BSHIFT
Q408
KRX102U
SW
TXRX
Q406
2SK508NV(K52)
Q301
2SC2412K
NOISE
VCOMOD
IC161
M62363FP
(7/8)
D/A
CONV
FNC1
FNC3
FNC5
FNC7
Q86
2SK1824
Q410
2SC5108(Y)
BUFF
8CL
M62363FP
WIDE
FNC2
FNC4
FNC6
FNC8
30622MAA-B76GP
SW
16.8MHz
IC161
(1/8)
D/A
CONV
D303
DAN222
SW
CPU
IC101
X86
IC402
UPB1509GV
DIVIDER
5C
2SC4617(S)
TRIPLER
IC301
DEMODULATOR
(NARROW)
5M
2SC4649(N,P)
Q302
50.4MHz
IF
8C
CF301
(WIDE)
450kHz
CF302
EEPROM
Q87
2SK1824
SW
Q411
RF
8C
2SC5108(Y)
D302
DAN222
SW
IC66
AT24C64N10SI18
EEPWP
EEPCK
EEPDT
SIGNAL
8T
Q351
IF
8R
T/R
SW
8R
D409
DAN235E
MCF
XF351
49.95MHz
NARROW
TEMP1
TEMP2
RSSI
SQIN
IGN
BATT
PWRPRCT
Q501
2SC3357
RF
8T
NJM2902V
FILTER
2SC3357
3SK255
MIX
8R
D351,352
HVC350B
IC251
AF
Q502
PRE
DRIVE
AMP
8T
Q352
2SC4617(S)
Q503
PD55003TR
DRIVE
AMP
BPF
RF BPF
TUNE
8T
Q354
2SK1824
Q251
HPF
8C
8T
KRC102S
8TC
2SA1745(6,7)
8R
KRC102S
8RC
5C
RD70HVF1
Vg
Q353
3SK255
RF
8R
SW
Q252,253
2SK1824
SW
AFM
Q35
KTA1664(Y)
SW
Q36
SW
Q33
SW
Q34
SW
AVR
5V
Q504
FINAL
AMP
DTMF/BEEP
IC32
NJM78L05UA
MA4PH633
D603~605
XB15A709
ANT SW
BPF
RF BPF
TUNE
KIA7808AF
SBC
D602
MA742
Vg
D353,354
HVC350B
IC161
M62363FP
(4/8)
D/A
CONV
IC31
AVR
8V
OVER
VOLTAGE
DET
D606
BATT
SB
POW.
DET
8T
M62363FP(3/8)
Q254
DTC363EU
SW
SPM
Q31
2SA1641(S,T)
SW
SW
Q32
KRC102S
RESET
LPF
D607
MA742
BUFFER
APC
CONTROL
IC161
D/A
CONV
IC252
LA4600
SW
AMPSW
NJM78L05UA
5M
PST9140NR
INT
IC34
PST9140NR
RESET
POW.
DET
IC501
TA75W01FU
(1/2)
IC501
TA75W01FU
(2/2)
PC
AF
PA
Q255
KRC102S
IC33
AVR
IC35
INT
5M
ANT
+B
E
SP
EXT
SP
3231
Receiver Section
TK-71 00H TK-71 00H
LEVEL DIAGRAM
W: –123.5dBm
N: –123.0dBm
ANT
BPF
Transmitter Section
Center Frequency
W: –119.0dBm
N: –118.5dBm
Q353
D
G2
G1
S
W: –104.5dBm
N: –103.5dBm
BPF
49.95MHz
W: –77.5dBm
N: –74.0dBm
W: –104.0dBm
N: –103.5dBm
Q352
D
G2
G1
S
To make measurements in the RF section, connect the RF level meter.
In the RF section, use a 0.01µF coupling capacitor.
(The display shows the SSG input value required to obtain 12dB SINAD.)
W: –112.0dBm
N: –111.5dBm
XF1
W: –92.0dBm
N: –90.5dBm
Q351
20
450kHz
CF1
/CF2
IC301
Audio Frequency
W: –85.0dBm
N: –84.5dBm
W/N
0.33Vrms
11
To make measurements in the AF section, connect the AC level meter.
(ANT input : –53dBm, 1kHz FM, 3kHz DEV (Wide)/1.5kHz DEV (Narrow))
The AF output level is adjusted for a 0.45V/4Ω by the front panel AF VOL control.
IC251
9
8
W/N
0.32Vrms
IC251
12
14
W/N
0.26Vrms
IC251
1
3
W/N
0.30Vrms
IC251
5
7
W/N
0.31Vrms
Q251
W/N
10mVrms
IC161
12
11
W/N
0.50Vrms
IC252
10
1
W/N
0.45Vrms
J1
4Ω
MIC
Display
Unit
X54-343
W/N
5.0mVrms
W/N
0.10Vrms
IC201
2
TX-RX Unit
W/N
1.40Vrms
IC201
1
To make measurements in the AF section, connect the AC level meter.
AG is set so that MIC input becomes 3kHz/1.5kHz (Wide/Narrow) DEV at 1kHz MOD.
7
6
W/N
1.16Vrms
IC202
3
1
W/N
1.26Vrms
IC202
5
7
W/N
1.04Vrms
IC203
2
1
W: 1.05Vrms
N: 0.44Vrms
IC203
9
8
W: 0.49mVrms
N: 0.20mVrms
IC161
9
10
TX-RX Unit (VCO)
–7dBm
Q406
To make measurements in the RF section,
connect the RF Wattmeter (50Ω).
Q410
–8dBm
IC402
2
1
Q411
D409
TX-RX Unit
–7dBm
Q501
13dBm–5dBm
Q502
18dBm
Q503
G
D
S
FINAL Amp
Q504
D
G
S
TX-RX Unit
50W
D602
ANT
33 34
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