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Kenwood
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TKR-850 SUPPLEMENT II
Schematics
2 pgs142.59 Kb0
SPECIFICATIONS
2 pgs52.26 Kb0
PC BOARD
2 pgs83.76 Kb0
PARTS LIST
3 pgs111.01 Kb0
Service Manual
15 pgs505.93 Kb0
Service Manual
1 pgs90.43 Kb0
PC BOARD
4 pgs87.56 Kb0

Kenwood TKR-850 SUPPLEMENT II Service Manual

UHF FM REPEATER
TKR-850
SUPPLEMENT II
This supplement to the Service Manual is available for products with serial number 50500011 (K,E,C), 51000011 (K2,K3,C3,C6) or later. This Service Manual contains a parts list, schematic diagrams and PC boards of a new final unit for the TKR-850. Since the adjustment procedure is the same as before, refer to the Service Manual (B51-8557-20 : PDF only (K,K2,K3,E), B51­8568-10 (C,C3,C6)) for the TKR-850 for items not provided in this Service Manual.
Panel (Outer) (A62-0840-03)
© 2003-12 PRINTED IN JAPAN B51-8676-00 (N) 1926
Knob (DC source) (K29-9106-04)
Knob (VOL) (K29-5389-03)
Panel assy (A62-0934-03)
Key top (K29-5460-02)
Modular jack (E08-0877-05)
CONTENTS
PARTS LIST .............................................................................................. 2
PC BOARD
FINAL UNIT (X45-374X-XX) ................................................................ 4
SCHEMATIC DIAGRAM........................................................................... 8
EXPLODED VIEW.................................................................................... 10
SPECIFICATIONS ................................................................................... 11

TKR-850

PARTS LIST

✽ New Parts. indicates safety critical components. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert.
TKR-850 (Y54-319X-XX) FINAL UNIT (X45-374X-XX)
Ref. No.
Address
New
Parts No. Description
parts
Desti­nation
TKR-850
- G02-0894-04 EARTH SPRING (FINAL FET)
- J21-8467-04 HARDWARE FIXTURE (DRIVE FET)
FINAL UNIT (X45-374X-XX) 0-10 : K,E,C 0-11 : K2 0-12 : K3,C3 3-01 : C6
C1 CC73GCH1H100D CHIP C 10PF D C6 C1 CC73GCH1H100D CHIP C 10PF D K2,K3,C3 C1 CK73GB1H471K CHIP C 470PF K K,E,C C3 C90-2146-05 ELECTRO 100UF 25WV C6,7 CK73GB1H471K CHIP C 470PF K
C8 CC73GCH1H030C CHIP C 3.0PF C K2 C8 CC73GCH1H080D CHIP C 8.0PF D K,E,C C8 CC73GCH1H100D CHIP C 10PF D K3,C3,C6 C10 CK73GB1H471K CHIP C 470PF K C12-15 CK73GB1H471K CHIP C 470PF K
C17 CC73GCH1H050C CHIP C 5.0PF C K,E,C C17 CC73GCH1H270J CHIP C 27PF J K2 C17 CC73GCH1H560J CHIP C 56PF J K3,C3,C6 C18,19 CK73GB1H471K CHIP C 470PF K C20 CK73FB1H471K CHIP C 470PF K
C21 CC73FCH1H120J CHIP C 12PF J K,K2,E,C C21 CC73FCH1H220J CHIP C 22PF J K3,C3,C6 C22 CC73FCH1H060D CHIP C 6.0PF D K,E,C C22 CC73FCH1H090D CHIP C 9.0PF D K2 C22 CC73FCH1H120J CHIP C 12PF J K3,C3,C6
C23 CK73FB1H471K CHIP C 470PF K C24 C90-4016-05 ELECTRO 47UF 16WV C25 CK73FB1E104K CHIP C 0.10UF K C6 C26 CC73GCH1H101J CHIP C 100PF J K3,C3,C6 C26 CC73GCH1H471J CHIP C 470PF J K,K2,E,C
C27 CK73GB1H471K CHIP C 470PF K C28 CK73FB1E104K CHIP C 0.10UF K C29 CK73GB1H471K CHIP C 470PF K C30 CK73FB1E104K CHIP C 0.10UF K C31 C93-0599-05 CHIP C 470PF K
C32 C93-0556-05 CHIP C 6.0PF D K2 C32 C93-0558-05 CHIP C 8.0PF D C3 C32 C93-0558-05 CHIP C 8.0PF D K,E,C,K3 C32 C93-0560-05 CHIP C 10PF D C6 C33,34 C93-0566-05 CHIP C 33PF J K,K2,E,C
C33,34 C93-0567-05 CHIP C 39PF J K3,C3 C33,34 C93-0568-05 CHIP C 47PF J C6 C35 C93-0599-05 CHIP C 470PF K C36 CK73FB1E104K CHIP C 0.10UF K C38 CK73GB1H471K CHIP C 470PF K
C39 C93-0563-05 CHIP C 18PF J K3,C3 C39 C93-0564-05 CHIP C 22PF J C6 C40 C93-0669-05 CERAMIC 30PF 500WV K,K2,E,C C41 C93-0599-05 CHIP C 470PF K C43 CM73F2H120J CHIP C 12PF J K2
C43 CM73F2H180J CHIP C 18PF J K,E,C C43 CM73F2H220J CHIP C 22PF J K3,C3 C43 CM73F2H390J CHIP C 39PF J C6 C44 C93-0556-05 CHIP C 6.0PF D K,E,C C44 C93-0560-05 CHIP C 10PF D K3,C3,C6
C46 C93-0599-05 CHIP C 470PF K C48 CK73GB1H471K CHIP C 470PF K C49 CC73GCH1H101J CHIP C 100PF J
L : Scandinavia K : USA P : Canada Y : PX (Far East, Hawaii) T : England E : Europe Y : AAFES (Europe) X : Australia M :Other Areas C : China
Ref. No.
C50 CK73FB1E104K CHIP C 0.10UF K C51 C90-2143-05 ELECTRO 47UF 25WV C52 CC73GCH1H101J CHIP C 100PF J C53 CK73FB1E104K CHIP C 0.10UF K C54 C90-2146-05 ELECTRO 100UF 25WV
C55 C93-0599-05 CHIP C 470PF K C59 CM73F2H090D CHIP C 9.0PF D K2 C59 CM73F2H100D CHIP C 10PF D K,E,C C59 CM73F2H120J CHIP C 12PF J K3,C3 C59 CM73F2H270J CHIP C 27PF J C6
C60 C93-0556-05 CHIP C 6.0PF D K2 C60 C93-0558-05 CHIP C 8.0PF D K3,C3 C60 C93-0560-05 CHIP C 10PF D C6 C61 CM73F2H471J CHIP C 470PF J C69 CC73GCH1H101J CHIP C 100PF J
C70 CK73FB1E104K CHIP C 0.10UF K C71,72 CK73GB1H471K CHIP C 470PF K C75 CK73GB1H471K CHIP C 470PF K C77 CC73GCH1H101J CHIP C 100PF J C78 CK73GB1H471K CHIP C 470PF K
C79 CK73FB1E104K CHIP C 0.10UF K C80 C92-0777-05 ELECTRO 1000UF 25WV C81 CM73F2H471J CHIP C 470PF J C83 C93-0555-05 CHIP C 5.0PF C K2 C83 C93-0556-05 CHIP C 6.0PF D K,E,C
C83 C93-0557-05 CHIP C 7.0PF D K3,C3 C83 C93-0560-05 CHIP C 10PF D C6 C86 C93-0558-05 CHIP C 8.0PF D K2 C86 C93-0560-05 CHIP C 10PF D K,E,C C86 C93-0561-05 CHIP C 12PF J K3,C3
C86 C93-0563-05 CHIP C 18PF J C6 C88 C93-0556-05 CHIP C 6.0PF D K3,C3 C89 C93-0555-05 CHIP C 5.0PF C K,K2,E,C C89 C93-0560-05 CHIP C 10PF D C6 C91-98 CK73GB1H471K CHIP C 470PF K
C99 CK73FB1E104K CHIP C 0.10UF K C100-102 CK73GB1H471K CHIP C 470PF K C103 C92-0628-05 CHIP-TAN 10UF 10WV C104 CC73GCH1H101J CHIP C 100PF J C105 CK73GB1H471K CHIP C 470PF K
C106 CK73FB1E104K CHIP C 0.10UF K C107 CC73GCH1H101J CHIP C 100PF J C108 CK73FB1E104K CHIP C 0.10UF K C109 CC73GCH1H101J CHIP C 100PF J C112 CK73GB1H471K CHIP C 470PF K
C113 CK73FB1E104K CHIP C 0.10UF K C114 CK73GB1H471K CHIP C 470PF K C115 CK73FB1E104K CHIP C 0.10UF K C116 CK73GB1H471K CHIP C 470PF K C117 CK73FB1E104K CHIP C 0.10UF K
C118 C93-0555-05 CHIP C 5.0PF C K,E,C C119 CK73GB1H471K CHIP C 470PF K K,E,C C120 CK73FB1H223K CHIP C 0.022UF K C121,122 CM73F2H150J CHIP C 15PF J K,E,C C121,122 CM73F2H180J CHIP C 18PF J K2,K3,C3
C121,122 CM73F2H220J CHIP C 22PF J C6 C123 CM73F2H240J CHIP C 24PF J K2 C123,124 CM73F2H220J CHIP C 22PF J K,E,C C123,124 CM73F2H270J CHIP C 27PF J K3,C3,C6
Address
New
Parts No. Description
parts
Desti­nation
2
PARTS LIST
Address
New
Parts No. Description
parts
Ref. No.
C124 CM73F2H180J CHIP C 18PF J K2 C160 CM73F2H471J CHIP C 470PF J
CN1 E04-0154-05 PIN SOCKET CN3 E40-5632-05 PIN ASSY CN4 E40-3246-05 PIN ASSY CN5 E40-5703-05 PIN ASSY CN6-8 E23-0462-05 TERMINAL
F1 F53-0190-05 FUSE
CN51,52 J13-0071-05 FUSE HOLDER
L1 L40-1075-92 SMALL FIXED INDUCTOR (10NH) K,K2,E,C L1 L40-3963-92 SMALL FIXED INDUCTOR (3.9NH) K3,C3,C6 L2 L40-1075-34 SMALL FIXED INDUCTOR (10NH) K,E,C L2 L40-1875-34 SMALL FIXED INDUCTOR (18NH) K2 L2 L40-2775-34 SMALL FIXED INDUCTOR (27NH) K3,C3,C6
L3 L40-1875-92 SMALL FIXED INDUCTOR (18NH) K,E,C L3 L40-4763-92 SMALL FIXED INDUCTOR (4.7NH) K2 L3 L40-8265-92 SMALL FIXED INDUCTOR (8.2NH) K3,C3,C6 L5 L41-6865-20 SMALL FIXED INDUCTOR L6,7 L34-4517-05 AIR-CORE COIL
L8 L40-1085-34 SMALL FIXED INDUCTOR (100NH) C6 L8 L40-3975-34 SMALL FIXED INDUCTOR (39NH) K,K2,E,C L8 L40-6875-34 SMALL FIXED INDUCTOR (68NH) K3,C3 L9 L34-4517-05 AIR-CORE COIL L11 L34-4517-05 AIR-CORE COIL
L12 L34-4523-05 AIR-CORE COIL L14 L40-1575-34 SMALL FIXED INDUCTOR (15NH) K,E,C L14,15 L40-1075-34 SMALL FIXED INDUCTOR (10NH) C6 L14,15 L40-1075-34 SMALL FIXED INDUCTOR (10NH) K2,K3,C3 L15 L40-1075-34 SMALL FIXED INDUCTOR (10NH) K,E,C
R1 RK73GB1J103J CHIP R 10K J 1/16W R2 RK73GB1J222J CHIP R 2.2K J 1/16W K,E,C R2 RK73GB1J472J CHIP R 4.7K J 1/16W C6 R2 RK73GB1J472J CHIP R 4.7K J 1/16W K2,K3,C3 R3 RK73GB1J470J CHIP R 47 J 1/16W
R4 RK73GB1J100J CHIP R 10 J 1/16W C6 R4 RK73GB1J100J CHIP R 10 J 1/16W K2,K3,C3 R4 RK73GB1J220J CHIP R 22 J 1/16W K,E,C R6 RK73GB1J100J CHIP R 10 J 1/16W C6 R6 RK73GB1J100J CHIP R 10 J 1/16W K2,K3,C3
R6 RK73GB1J470J CHIP R 47 J 1/16W K,E,C R7 RK73GB1J682J CHIP R 6.8K J 1/16W R8 RK73FB2A100J CHIP R 10 J 1/10W R9 RK73FB2A220J CHIP R 22 J 1/10W R11 RK73GB1J104J CHIP R 100K J 1/16W K,K2,E,C
R11 RK73GB1J333J CHIP R 33K J 1/16W K3,C3,C6 R12 RK73GB1J153J CHIP R 15K J 1/16W K3,C3,C6 R12 RK73GB1J183J CHIP R 18K J 1/16W K,K2,E,C R13 RK73FB2A220J CHIP R 22 J 1/10W K3,C3,C6 R13 RK73FB2A470J CHIP R 47 J 1/10W K,K2,E,C
R14 R92-0700-05 CHIP R 180 J 1/2W C6 R14 R92-2571-05 CHIP R 270 J 1/2W K,K2,E,C R14 R92-2571-05 CHIP R 270 J 1/2W K3,C3 R15 R92-0686-05 CHIP R 33 J 1/2W C6 R15 R92-1259-05 CHIP R 18 J 1/2W K,K2,E,C
R15 R92-1259-05 CHIP R 18 J 1/2W K3,C3 R16 R92-0700-05 CHIP R 180 J 1/2W C6 R16 R92-2571-05 CHIP R 270 J 1/2W K,K2,E,C R16 R92-2571-05 CHIP R 270 J 1/2W K3,C3 R17 RK73FB2A154J CHIP R 150K J 1/10W
R18 RK73EB2B101J CHIP R 100 J 1/8W R19 RK73FB2A104J CHIP R 100K J 1/10W R20,21 R92-1252-05 CHIP R 0 OHM J 1/16W
Desti­nation
TKR-850
FINAL UNIT (X45-374X-XX)
Ref. No.
R22 R92-1215-05 CHIP R 470 J 1/2W R23 RK73FB2A104J CHIP R 100K J 1/10W K2 R23,24 RK73FB2A104J CHIP R 100K J 1/10W C3,C6 R23,24 RK73FB2A104J CHIP R 100K J 1/10W K,E,C,K3 R24 RK73FB2A124J CHIP R 120K J 1/10W K2
R26 RK73GB1J101J CHIP R 100 J 1/16W R31 RK73GB1J224J CHIP R 220K J 1/16W R33 R92-0670-05 CHIP R 0 OHM R34 R92-1252-05 CHIP R 0 OHM J 1/16W R35 RK73GB1J104J CHIP R 100K J 1/16W
R36 R92-1252-05 CHIP R 0 OHM J 1/16W R37 R92-0670-05 CHIP R 0 OHM R38 RK73GB1J473J CHIP R 47K J 1/16W R40 RK73FB2A101J CHIP R 100 J 1/10W R41 R92-1252-05 CHIP R 0 OHM J 1/16W
R43 RK73FB2A101J CHIP R 100 J 1/10W R44 R92-0670-05 CHIP R 0 OHM R45 RK73GB1J102J CHIP R 1.0K J 1/16W R46 RK73GB1J471J CHIP R 470 J 1/16W K,E,C R46 R92-1252-05 CHIP R 0 OHM J 1/16W C6
R46 R92-1252-05 CHIP R 0 OHM J 1/16W K2,K3,C3 R47 RK73GB1J222J CHIP R 2.2K J 1/16W K,E,C R47 RK73GB1J332J CHIP R 3.3K J 1/16W C6 R47 RK73GB1J332J CHIP R 3.3K J 1/16W K2,K3,C3 R48 RK73GB1J471J CHIP R 470 J 1/16W
R49 R92-1217-05 CHIP R 0 OHM R50 R92-1317-05 CHIP R 18 J 1W R51 RK73GB1J104J CHIP R 100K J 1/16W R52 RK73GB1J393J CHIP R 39K J 1/16W R53 RK73GB1J154J CHIP R 150K J 1/16W
R54 RK73GB1J102J CHIP R 1.0K J 1/16W R55 RK73GB1J474J CHIP R 470K J 1/16W R56 RK73GB1J473J CHIP R 47K J 1/16W R57 RK73GB1J471J CHIP R 470 J 1/16W R58 RK73GB1J222J CHIP R 2.2K J 1/16W
R59 RK73GB1J471J CHIP R 470 J 1/16W R60 RK73GB1J104J CHIP R 100K J 1/16W R61 R92-2687-05 RESISTOR 5.6 J 5W R62 RK73GB1J102J CHIP R 1.0K J 1/16W R63 RK73GB1J222J CHIP R 2.2K J 1/16W
R72 RK73GB1J184J CHIP R 180K J 1/16W K,K2,E,C R72 RK73GB1J184J CHIP R 180K J 1/16W K3,C3 R72 RK73GB1J274J CHIP R 270K J 1/16W C6 VR1 R12-6429-05 TRIMMING POT. (100K)
K1 S76-0426-05 RELAY
D2 02DZ6.2(Y) ZENER DIODE D4,5 HSM88AS DIODE D7 ZSA5A27 ZENER DIODE D8 RB051L-40 DIODE D9 MINISMDC050-02 VARISTOR
D10 1SS355 DIODE D51,52 DSA3A1 DIODE IC1 TK11050M ANALOG IC IC2 NJM78L05UA BI-POLAR IC IC3 TA75W01FU MOS IC
Q1 2SC5110(O) TRANSISTOR Q2 2SC3356(R24) TRANSISTOR Q3 2SK2596 FET Q4 PD55008S DRIVE FET Q5 RD60HUF1-01 FINAL FET
Q8 2SC4116(Y) TRANSISTOR Q9 DTD123EK DIGITAL TRANSISTOR TH1 PTH9M04BE471TS THERMISTOR
Address
New
Parts No. Description
parts
Desti­nation
3
3
9

TKR-850 PC BOARD

1
FINAL UNIT (X45-374X-XX) 0-10 : K,E,C 0-11 : K2 0-12 : K3,C3 3-01 : C6
2
Component side view (J72-0911-09)
JIHGFEDCBA
CN8 GND
(BLACK)
CN6 MAIN DC
(RED)
3
D7
C80
+
GND
GND
Back up battery
D51
D52
CN52
+B2
CHARGE
C3
+
CN7 BACKUP
(ORANGE)
R61
D9
CN4
FAG
FAB
K1
L5
D8
2
1
C23
C21
L14
Q3
C31
R15
C22
D S G
L15
C32
R16
R14
R12
R13
C20
R11
R49
C33
Vg
C34
C25
GD
R18
C36
C35
R17
R19
C38
8T
+
C26
C24
8T
Q4
4
Main DC
+B1
5
6
7
CN51
8
C51
+
F1
C41
L6
C4
C40
C39
R20
R21
C120
R55 R5
R26
D2
45
IC3
8
1
8T
R62
10
11
12
13
14
C6
C7
R2
9
+B1
GND
+B2
B
3B
CN5
E
1
C13
C14
C17
L3
R8
Q2
R4
R9
R47
C12
R48
C8
J72-0911-09 (B/2)
Ref. No. Address
IC3 8J
Q1 9H
Q2 9G
Q3 8F
Ref. No. Address
Q4 6I
Q5 5L
Q8 8K
D2 8I
Ref. No. Address
D4 7P
D5 9Q
D7 3J
D8 6E
Ref. No. Address
D9 6E
D51 7B
D52 8B
R3
C119
R1
Q1
R46
L1
L2
CN1
TX IN
C1
C70
C69
4
JKLMNOPQRS
C40
C43
PC BOARD TKR-850
1
FINAL UNIT (X45-374X-XX) 0-10 : K,E,C 0-11 : K2 0-12 : K3,C3 3-01 : C6
Component side view (J72-0911-09)
C54
+
D7
C55
C59
L7
C118
C60
R40
C61
R37
R33
C44
C121
GD
R22
Vg
C46
C122
Q5
C123
C124
L12
C88
R43
ANT
C89
L11
C86
L9
C83
2
3
4
5
6
R23
C29
R63
R34
PDT
R35
R31
R60
C30
R57
R58
R24
C48
PC
Q8
C75
C27
C28
VR1
DET
R41
TH1
R56
R72
8E
8T
PC
RSW
CN3
1
FAS
BAT
PDT
VYH
VTH
C120
R55
R59
26
45
IC3
8
1
8T
R62
C70
C69
D4
R36
R38
C71
FWD
C160
C81
7
8
R44
L8
9
REV
D5
C72
R45
J72-0911-09 (A/2)
10
Component side
Layer 1 Layer 2 Layer 3
11
Layer 4
Foil side
12
13
5
14
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