Kenwood tkr-851 Service Manual
Uhf fm repeater
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Also See for tkr-851:
- Service manual (101 pages) ,
- Service manual supplement (16 pages) ,
- Programming reference manual (83 pages)
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UHF FM REPEATER
TKR-851
SERVICE MANUAL
UHF FM REPEATER TKR-851
Antenna cable (N)
(E30-7528-05)
D-sub cable assy
(E37-0904-05)
TEST/SPKR connector assy
(E37-0913-05)
GENERAL ................................................................. 2
SYSTEM SET-UP ..................................................... 2
OPERATING FEATURES ......................................... 3
REALIGNMENT ........................................................ 4
INSTALLATION ........................................................ 5
MODIFICATION ....................................................... 8
DISASSEMBLY FOR REPAIR ................................ 10
CIRCUIT DESCRIPTION ......................................... 11
SEMICONDUCTOR DATA ..................................... 18
COMPONENTS DESCRIPTION ............................. 20
PARTS LIST ............................................................ 22
EXPLODED VIEW .................................................. 34
PACKING ................................................................ 36
ADJUSTMENT ....................................................... 37
Front panel
(A62-0934-03)
Key top
(K29-5460-02)
Fuse (Blade, 10A/32V)
(F06-1032-05) x 2
Antenna cable (BNC)
(E30-3418-05)
DC cord (Ext DC in)
(E30-3414-05)
DC backup terminal
(E70-0402-05)
CONTENTS
© 2004-5 PRINTED IN JAPAN
B51-8684-00 ( N ) 987
Knob (Volume)
(K29-5389-03)
Modular jack
(E08-0877-05)
TERMINAL FUNCTION ......................................... 46
INTERCONNECTION DIAGRAM ........................... 50
PC BOARD
FINAL UNIT (X45-3742-71) ............................... 52
DISPLAY UNIT (X54-3330-21) .......................... 56
TX-RX UNIT (X57-6962-70) (A/2)..................... 60
TX-RX UNIT (X57-6962-70) (B/2) ..................... 64
RX VCO UNIT (X58-4800-10) ........................... 68
TX VCO UNIT (X58-4810-10) ............................ 69
SCHEMATIC DIAGRAM ........................................ 70
BLOCK DIAGRAM .................................................. 83
KES-5 (EXTERNAL SPEAKER) .............................. 86
SPECIFICATIONS................................................... 87
Knob (DC source)
(K29-9106-04)
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Summary of Contents for Kenwood tkr-851
- Page 1 © 2004-5 PRINTED IN JAPAN B51-8684-00 ( N ) 987 Front panel Knob (Volume) Knob (DC source) (A62-0934-03) (K29-5389-03) (K29-9106-04) UHF FM REPEATER TKR-851 Key top Modular jack (K29-5460-02) (E08-0877-05) Fuse (Blade, 10A/32V) (F06-1032-05) x 2 Antenna cable (N) Antenna cable (BNC)
- Page 2 TKR-8 FINAL UNIT (X45-3742-71) Foil side view (J72-0911-09) J72-0911-09 (A/2) Ref. No. Address...
- Page 3 TKR-851 SPECIFICATIONS (K TYPE) GENERAL Frequency Range ........ 450 to 480MHz Number of Channels ......16 channel Channel Spacing ......... Wide : 25kHz Narrow : 12.5kHz (PLL channel stepping 5kHz/6.25kHz) Operating Voltage ....... 13.6V DC± 15% (10.8~15.6V) Current Drain Standby .......... 0.8A Standby w/power save ....
- Page 4 Kenwood TKR-851 Service Manual Kenwood TKR-851 Service Manual Kenwood TKR-851 Service Manual Kenwood TKR-851 Service Manual Kenwood TKR-851 Service Manual Kenwood TKR-851 Service Manual Kenwood TKR-851 Service Manual Kenwood TKR-851 Service Manual Kenwood TKR-851 Service Manual...