Kenwood KCH-19 Service Manual Download Page 12 | Manualshive

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Summary of Contents for KCH-19

Page 1: ...9 COPYRIGHT 2014 JVC KENWOOD Corporation Note Lead free solder used in the board material Sn Ag In Bi melting point 227 Centigrade TABLE OF CONTENTS 1 PRECAUTION 1 3 2 SPECIFIC SERVICE INSTRUCTIONS 1 3 3 DISASSEMBLY 1 6 4 ADJUSTMENT 1 7 5 TROUBLESHOOTING 1 7 This product complies with the RoHS directive for the European market This product uses Lead Free solder ...

Page 2: ...rwise for any purpose without the prior written permission of JVC KENWOOD Corporation Disclaimer While every precaution has been taken in the preparation of this manual JVC KENWOOD Corporation assumes no responsibility for errors or omissions Neither is any liability assumed for damages resulting from the use of the information contained herein JVC KENWOOD Corporation reserves the right to make ch...

Page 3: ...g the MPU IC706 of the transceiver main unit via an interrupt line when key events have occurred It communicates with the MPU via I2C serial communication Light Sensor Circuit Light sensor IC6 senses intensity of ambient light The intensity value of ambient light is converted to digital signal and provided to the MPU IC706 of the transceiver main unit via I2C serial communication Power Supply Circ...

Page 4: ...CD driver chip serect signal 15 DB1 I O LCD driver data output 16 DB2 I O LCD driver data output 17 DB3 I O LCD driver data output 18 DB4 I O LCD driver data output 19 DB5 I O LCD driver data output 20 DB6 I O LCD driver data output 21 DB7 I O LCD driver data output 22 DB8 I O LCD driver data output 23 DB10 I O LCD driver data output 24 DB11 I O LCD driver data output 25 DB12 I O LCD driver data o...

Page 5: ...data input 35 D 7 I O LCD driver data input 36 D 8 I O LCD driver data input 37 D 9 I O LCD driver data input 38 D 10 I O LCD driver data input 39 D 11 I O LCD driver data input 40 D 12 I O LCD driver data input 41 D 13 I O LCD driver data input 42 D 14 I O LCD driver data input 43 D 15 I O LCD driver data input 44 18M I 1 8V input 45 GND Ground 46 GND Ground 47 54M I 5 4V input 48 GND Ground 49 N...

Page 6: ...19 00 into the hollows in the top of the panel 1 2 Push the two tabs of the holder in on the opposite side of those in step 1 above and fit them into the hollow in the bot tom of the panel 2 Note Push in the holder until it snaps in place 3 Install the speaker holder onto the panel 3 Note To improve water resistance fit the panel into the groove of the holder 4 Place the speaker into the speaker h...

Page 7: ...RA019 Rev 001 1 7 SECTION 4 ADJUSTMENT This service manual does not describe ADJUSTMENT There is no adjustment item on KCH 19 SECTION 5 TROUBLESHOOTING This service manual does not describe TROUBLESHOOTING ...

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Page 9: ... A 2B D11 A 4B D12 A 5A D14 A 1A D15 A 1B D16 A 3B D20 B 5B D21 A 5A D22 B 5B D23 B 5B D24 B 5B D25 B 5B D26 B 5B D27 B 5B D28 B 5B D29 B 5B D30 B 5B D31 B 5B D32 B 5B RESISTOR R3 B 3A R4 B 3A R5 B 3A R6 B 3A R7 B 3B R9 B 3A R10 B 2A R11 B 3B R12 B 3A R17 B 2A R18 B 3B R19 B 3B R20 B 4A R21 A 1B R22 A 2B R23 A 4B R24 A 5A R25 B 4A R26 B 3B R27 A 1B R28 A 2B R29 A 3B R30 A 5B R31 B 4A R32 A 1A R33 ...

Page 10: ... R22 330 R28 330 R33 0 R10 0 R17 0 R19 0 R18 1k R42 1k R43 10k R47 150 R48 10k R53 2 2k R51 100 R66 0 R64 0 R71 0 R65 0 R62 0 R61 0 R60 0 R63 D 270k R69 100 R25 330 R34 330 R30 330 R29 330 R24 100 R41 100 R31 2 2k R49 2 2k R26 680 R46 100 R38 330 R23 2 2k R50 S70 0901 05 S12 S70 0901 05 S11 S70 0901 05 S10 S70 0901 05 S9 S70 0901 05 S8 S70 0901 05 S7 S70 0901 05 S6 S70 0901 05 S5 S70 0901 05 S4 S7...

Page 11: ...TC7WH126FK DPDT SW D RJ45 CONNECTOR SP LED_R S9 D10 D12 IC3 2 2 TC7WT125FUF LCD Interface BLC_4 D D 2 BLC_2 BLC_3 BLCSW 18M KEYBLC LED_B 33M PTT TXD TXD_3 RXD_50V PTT D14 18M IC9 2 2 TC7WH126FK KEYINT I2CCK I2CDT LCDRST IC1 MM3404A50URE LED DRIVER J1 CN2 CN5 CN6 Sub Display Unit XC3 002 DM KVL KVL_3 MIC MIC_3 ME ME_3 D21 LIGHT SENSOR IC6 BH1721FVC 33M CN4 KEYi2 KEYi2_2 S4 S8 IC10 TC35894FG S10 KEY...

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Page 13: ...part numbers BEWARE OF BOGUS PARTS Parts that do not meet specifications may cause trouble in regard to safety and performance We recommend that genuine parts be used x_ in a description column shows the number of the used part Contents Exploded view of general assembly and parts list Packing and accessories Electrical parts list 3 2 3 2 3 3 ...

Page 14: ...E 6 E37 1693 05 LEAD WIRE WITH CONNECTOR SP 2P 7 F1E 0002 00 SHADE TX BUSY 8 G1D 0011 00 CUSHION LCD HOLDER 9 G1D 0012 00 CUSHION LCD F GLASS 10 G5D 0015 00 PACKING SP 11 J1K 0018 00 HOLDER LCD 12 J1K 0019 00 HOLDER PCB PANEL 13 J2B 0021 00 MOUNTING HARDWARE LCD 14 J2B 0023 00 MOUNTING HARDWARE SP 15 K2K 0100 00 KEY TOP 16 T07 0810 05 SPEAKER Symbol No Part No Part Name Description Local 1 H1C 002...

Page 15: ...K C79 CK73GBB1H102K C CAPACITOR 0 010UF K C83 CK73HB1E104K C CAPACITOR 0 10UF K C84 CK73HB1E104K C CAPACITOR 0 10UF K C87 CC73HCH1H101J C CAPACITOR 100PF J C90 CK73GBB1H102K C CAPACITOR 0 010UF K C91 CC73GCH1H470J C CAPACITOR 47PF J C92 CC73GCH1H470J C CAPACITOR 47PF J C101 CK73GBB1H102K C CAPACITOR 0 010UF K R3 RK73HB1J000J MG RESISTOR 0 0 J 1 16W R4 RK73HB1J000J MG RESISTOR 0 0 J 1 16W R5 RK73HB...

Page 16: ...4 CHIP FERRITE BEADS L16 LB73H0AV 003 CHIP FERRITE BEADS L17 LB73H0AV 003 CHIP FERRITE BEADS L18 LB73H0AV 003 CHIP FERRITE BEADS CN2 E41 2673 05 PIN ASSY CN4 E40 6965 05 FLAT CABLE CONNECTOR CN5 E41 2671 05 PIN ASSY CN6 E40 6913 05 FLAT CABLE CONNECTOR J1 E58 0535 05 MODULAR JACK S1 S70 0901 05 TACT SWITCH S2 S70 0901 05 TACT SWITCH S3 S70 0901 05 TACT SWITCH S4 S70 0901 05 TACT SWITCH S5 S70 0901...

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Page 18: ... No RA019 Rev 001 VSE Printed in Japan JVC KENWOOD Corporation Communications Equipment BU ...

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