Kenwood KRF-V7771D Service Manual

Also see for KRF-V7771D: Instruction manual Instruction manual Setup Instruction manual Service manual

Contents

FM(T90-0835-05)indoor antenna (1)Remote(A70-1191-05)(RC-R0907)Battery cover(A09-0378-08)control unit (1)Loop antenna stand (1)Batteries(R6/AA) (4)AM loop antenna (1) (T90-0833-05)(J19-3645-05)Check that the following accessories are present.* AC(E03-0115-05)plug adaptor (1)* Use to adapt the plug on the power cordto the shape of the wall outlet. (Accessoryonly for regions where use is necessary.)KRF-V7771D/V8881D/VR-2080/20902CONTENTS / ACCESSORIES / CAUTIONSCONTENTS / ACCESSORIES / CAUTIONS...............2CONTROLS .................................................................3DISASSEMBLY FOR REPAIR.....................................5BLOCK DIAGRAM .......................................................6CIRCUIT DESCRIPTION .............................................9ADJUSTMENT .......................................................... 17WIRING DIAGRAM ....................................................19PC BOARD ................................................................23SCHEMATIC DIAGRAM ............................................31EXPLODED VIEW .....................................................59PARTS LIST...............................................................60SPECIFICATIONS .....................................................79ContentsAccessoriesCautionsHow to reset the microcomputerThe microcomputer may malfunction (impossibility of operation,erroneous display, etc.) when the power cord is unplugged andplugged in again while the unit is in ON mode with the keypressed or due to other external causes. In this case, execute theprocedure on the right to reset the microcomputer and return theunit to the normal condition.1 Unplug the power cord from the wall outlet.2 While holding the (ON/STANDBY) key depressed, plug thepower cord into the wall outlet again.÷ Resetting the microcomputer clears the memory you entered andreturns it to the initial condition when the unit left the factory.U.S.A. and Canada1 With the power cord plugged in, turn the POWER key OFF.2 Whill holding down the ON/STANDBY key, press POWER key.Expect for U.S.A. and CanadaPlease note that the following items will be deleted fromthis unit’s memory if the power cord is disconnectedfrom the AC outlet for approximately three days.Memory backup function÷ The frequency setting is cleared and 87.5 MHz is selected.÷ The preset station memory is cleared.÷ The surround setting is cleared and reset to the initial condition.÷ The input selection is cleared and the “Tuner” input is selected.÷ The volume setting is cleared and the volume is set to “-66 dB”.÷ The receiving band setting is cleared and the “FM” band isselected.www. xiaoyu163. comQQ 376315150 992894298TEL 13942296513 992894298051513673QQTEL 13942296513 QQ 376315150 892498299TEL 13942296513 QQ 376315150 892498299