tr851ae_维修手册电器原理图

430MHz ALL MODE TRANSCEIVERTR-851A/EKENWOODSERVICE MANUALC1987-1 PRINTED IN JAPAN651-3176-00(O}801Photo is TR-851A.CONTENTSCIRCUIT DESCRIPTION。，”””44·“……·”“MIC AMP(X593000-01).,..71ELEMENT FUNCTIONSLCD ASS'Y (W02-03XX-05)。44g”72PARTS LIST…44··。…，”””，””，EXPLODED VIEW研CONTROL UNIT (X53-1460-XX)PC80 ARD VIEWS.,,.···73LEVEL DIAGRAM.,.,,.,,,,,,··-57CIRCUIT DIAGRAM .....76ADJUSTMENT,。，,。，t…444·…·”FINAL UNIT(X45-3030XX).·..,·......77TERMINAL FUNCTION.·:·,,····CAR UNIT(X50-3040-00).PACKING:,,,,。,,,,,,0··78COMPOSITE UNIT (PLL,DRIVE,FRONT)PC BOARD VIEWS/CIRCUIT DIAGRAMX50-3050-110..·······79VC0(X58-1000-01)..71C0MPOS1 TE UNIT(RX)(X60-1320-01)......,810.24MHz05C(X583060-001,·····:·71SCHEMATIC DIAGRAM....................83R1T(X583070-00}...····71MU-1 (MODEM UNIT)....................-6VDC-DCX59110000},,·········VS-1VO1 CE SYNTHESIZER,····,·gAF PRE AMP(X59111000,·...··..··.71TU-7 (TONE UNIT]90SQUELCH SWITCH (X59-1120-00)BLOCK DIAGRAM91CW BREAK IN (X59-1130-00)...·..,····SPECIFICATIONS ...............BACK COVER