Panasonic RF-800UGA Service Manual Download Page 22 | Manualshive

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22

7.2.

RF Alignment

7.2.1.

Setting up for RF Alignment

7.2.2.

Method of signal injection and O/P test point

Note :

SW2 injection point

ALIGNMENT STANDARD : MGS - WS41 - 03, 04, 05 (For AM)

: MGS - WS42 - 02, 03 (For FM)

INSTRUMENT

: AM AND FM SWEEMAR SCOPE

BAND

FM

MW, SW1

SW2

SIGNAL INPUT

DIRECT

RADIATED

DERECT

INJECTION DUMMY LOAD

50

Ω

UNBALANCED DUMMY ANT

1 TURN LOOP ANT

10 pF DUMMY ANT

JIG l/P TEST POINT

TP1 (SIG), TP2 (GND)

-

TP10 (SIG), TP2

JIG O/P TEST POINT

TP4 (SIG), TP5 (GND)

TP3, TP5 (GND)

TP3, TP5 (GND)

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Summary of Contents for RF-800UGA

Page 1: ...from USB device 9 5 Installation Instructions 10 5 1 Connections 10 6 Disassembly and Assembly Instructions 11 6 1 Disassembly flow chart 12 6 2 Types of Screws 12 6 3 Main Parts Location Diagram 12 6 4 Disassembly of Rear Cabinet Block 13 6 5 Disassembly of Battery P C B 14 6 6 Disassembly of Jack P C B 15 6 7 Disassembly of Front Cabinet Block 16 6 8 Disassembly of Speaker Unit 16 6 9 Disassembl...

Page 2: ...ion of IC s Transistors and Diodes 35 11 2 Terminal Function of IC 36 12 Exploded View and Replacement Parts List 37 12 1 Exploded View and Mechanical replacement Parts List 37 12 2 Electrical Replacement Parts List 40 ...

Page 3: ... or if speaker systems with an impedance less than the indicated rated impedance of the amplifier are used If this occurs follow the procedure outlines below 1 Turn off the power 2 Determine the cause of the problem and correct it 3 Turn on the power once again after one minute Note When the protection circuitry functions the unit will not operate unless the power is first turned off and then on a...

Page 4: ...e of the assembly 3 Use only a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an anti static solder remover device Some solder removal devices not classified as anti static ESD protected can generate electrical charge sufficient to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove ...

Page 5: ...is used Definition The letter of PbF is printed on the PCB using the lead free solder To put lead free solder it should be well molten and mixed with the original lead free solder Remove the remaining lead free solder on the PCB cleanly for soldering of the new IC Since the melting point of the lead free solder is higher than that of the normal lead solder it takes the longer time to melt the lead...

Page 6: ...Full range Q Audio Input MUSIC PORT Terminal Ø3 5 mm USB Standard USB 2 0 full speed Media file format support MP3 mp3 USB device file system FAT16 FAT32 USB port power Max 500 mA MP3 bit rate 8 kbps to 320 kbps Sampling frequency 8 kHz to 48 kHz USB memory Up to 32 GB Q Audio Output Earphone Ø3 5 mm 8Ω Q Dimensions WxHxD 270 mm x 143 mm x 110 mm Earphone Q Mass Approx 1 3 kg without batteries App...

Page 7: ...7 4 Location of Controls and Components 4 1 Listening to Radio FM MW SW1 SW2 ...

Page 8: ...8 4 2 Playing from Music device using music port ...

Page 9: ...9 4 3 Playing from USB device Compatibility USB For compatibility of USB please refer to Operating Instructions ...

Page 10: ...10 5 Installation Instructions 5 1 Connections ...

Page 11: ...mbly and or assembly process please handle with care as there may be chassis components with sharp edges During disassembly and assembly please ensure proper service tools equipments or jigs is being used During replacement of component parts please refer to the section of Replacement Parts List as described in the service manual Select items from the following indexes when disassembly or replacem...

Page 12: ...g chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the ser vicing To assemble the unit reverse the steps shown in the chart below 6 2 Types of Screws 6 3 Main Parts Location Diagram ...

Page 13: ...open the Battery Cover Assembly Step 2 Remove 5 screws Step 3 Slightly lift up the Rear Cabinet Block Step 4 Detach 2P cable at the connector CN1 on the Tuner P C B Step 5 Detach 6P cable at the connector CN2 on the Tuner P C B Step 6 Lift up to remove the Rear Cabinet Block ...

Page 14: ...ot Caution During assembling ensure that the 2P cable is properly inserted into the slot Step 3 Slightly press the Battery P C B by using screwdriver Step 4 Remove the Battery P C B Caution During assembling inserted the 2P Cable into the opening of Rear Cabinet Block as diagram shown Ensure the Battery P C B is seated properly into the slots ...

Page 15: ...uring assembling ensure that the 6P cable is properly inserted into the slots Step 2 Remove 1 screw Step 3 Remove the Support P C B Caution 1 Keep the Support P C B in safe place and place it back during assembling Step 4 Remove the Jack P C B Caution During assembling ensure that the Jack P C B is fully inserted into the guides ...

Page 16: ...Block 6 8 Disassembly of Speaker Unit Refer to Disassembly of Rear Cabinet Block Refer to Disassembly of Front Cabinet Block Step 1 Remove 4 screws Step 2 Desolder the 2P Wire Speaker Tuner at the terminals on the Speaker Unit Caution During assembling ensure the speaker wire is solder at the correct polarity Step 3 Remove the Speaker Unit ...

Page 17: ...embling Turn the Dial Pointer to the end position Step 1 Desolder the 2P Wire Speaker Tuner at the terminals on the Speaker Unit Caution During assembling ensure the speaker wire is solder at the correct polarity Step 2 Remove the Volume Knob Caution Keep the Volume Knob in safe place and place it back during assembling Step 3 Remove 4 screws ...

Page 18: ...t the connector CN105 on the Tuner P C B Step 6 Detach 6P cable at the connector CN101 on the Tuner P C B Caution During assembling dressed the 2P wires as shown Step 7 Remove the Tuner P C B Caution During assembling align the Tuner P C B with the guides inserted into the Front Cabinet Block ...

Page 19: ...bly of Rear Cabinet Block Refer to Disassembly of Front Cabinet Block Refer to Disassembly of Tuner P C B Step 1 Remove the Band Spring Caution Keep the Band Spring in safe place and place it back during assembling Step 2 Remove the Band Vol Knob Caution Keep the Band Vol Knob in safe place and place them back during assembling ...

Page 20: ...Lift up to remove the Band Rotary Lever Caution During assembling align the guide of the Band Rotary Lever with the rib of the Front Cabinet Block Step 5 Remove 5 screws Step 6 Remove the USB P C B Caution During assembling ensure that the USB P C B is properly seated onto the locators ...

Page 21: ...IGNAL INJETION I P TP 4 SIGNAL TP 6 GND JIG O P TEST TP 3 SIGNAL TP 5 GND 7 1 2 Alignment Part EXPECTED RESULT A Well S Curve should be like the picture as shown below READ CAREFULLY BEFORE ATTEMPTING ALIGNMENT 1 Set selector switch to FM MW SW1 or SW2 2 Set volume level to maximum 3 Output of signal S CURVE PART LOCATION T1 PART NUMBER RLI4B153 C ...

Page 22: ...NMENT STANDARD MGS WS41 03 04 05 For AM MGS WS42 02 03 For FM INSTRUMENT AM AND FM SWEEMAR SCOPE BAND FM MW SW1 SW2 SIGNAL INPUT DIRECT RADIATED DERECT INJECTION DUMMY LOAD 50 Ω UNBALANCED DUMMY ANT 1 TURN LOOP ANT 10 pF DUMMY ANT JIG l P TEST POINT TP1 SIG TP2 GND TP10 SIG TP2 JIG O P TEST POINT TP4 SIG TP5 GND TP3 TP5 GND TP3 TP5 GND ...

Page 23: ...ALIGNMENT FM FREQUENCY GA 86 2 MHz GS 87 40 MHz GA 109 2 MHz GS 108 30 MHz 106 MHz CR NO L11 CT1 4 CT1 3 MW FREQUENCY GA 511 KHz GS 520 KHz GA 1650 KHz GS 1640 KHz 550 KHz 1500 KHz CR NO L12 CT1 2 L3 CT1 1 SW1 FREQUENCY 2 249 MHz 7 230 MHz 2 3 MHz 7 0 MHz CR NO L13 CT11 L3 CT1 SW2 FREQUENCY 6 84 MHz 22 80 MHz 7 0 MHz 22 0 MHz CR NO L14 CT12 L7 CT2 ...

Page 24: ...24 ...

Page 25: ...LECTOR VC1 VR1 SW1 CN2 CN101 CN1 SP TO SPEAKER UNIT CN104 CN105 2 B 1 B 1 1 2 2 1 2 MUSIC PORT USB PORT JK101 USB101 W101 W104 W105 B W 1 2 HEADPHONE DC IN JK2 W2 JK1 1 1 3 3 B USB P C B SOLDER SIDE PbF C BATTERY P C B SOLDER SIDE PbF D JACK P C B A TUNER P C B SOLDER SIDE PbF 1 6 6 1 1 6 DC 6V 4 x R20 LR20 D B B W1 SOLDER SIDE PbF ...

Page 26: ...26 ...

Page 27: ...noise resistors etc are used When replacing any of components be sure to use only manufacturer s specified parts shown in the parts list Resistor Unit of resistance is OHM Ω K 1 000 M 1 000 000 Capacitor Unit of capacitance is μF unless otherwise noted F Farads pF pico Farad Coil Unit of inductance is H unless otherwise noted REF IS FOR INDICATION ONLY Voltage and signal line S101 REW switch S102 ...

Page 28: ...28 ...

Page 29: ...153 C R2 33 C12 0 01 C22 1200P 6 4 1 3 RL0N3B91 C L13 6 4 1 3 RL0N2B108 C L12 C16 360P R7 10 R12 150 R8 82 Q1 KTC3192 0 AT 3 1 1 2 2 CF22 RLFNLTZ455JL 3 X 1 C28 0 01 C29 0 01 C27 C31 6 3V220 C19 4700P 3 CF23 J0B1075AA016 6 4 1 3 RL0N3B95 C L14 0 01 C15 CT CT CC C6 0 01 8P C17 CT CT RLQY30S1W L2 CT CT C2 7P C7 0 01 CT11 F7BAF1100005 C45 0 1 0 022 C8 CT12 F7BAF1100005 F7BAF7R00002 CT2 6 4 1 3 RLAN3B...

Page 30: ...R23 1K R69 2 2 6 8K R13 R20 1 8K C38 1 3 2 1 VR1 10V100 C67 6 3V1000 C68 1 2 C69 POWER AMPLIFIER 0 1 10V100 C64 R64 47 C35 8200P 0 027 C32 R14 0 R19 6 8K 10V100 C63 C33 0 01 C71 6 3V1000 J PGND J J L34 0 AGND IGND USBGND 10V2200 C62 68 R65 SP CN2 CN1 CN2 1 2 SVR R70 2 2 3 1 2 0 1 C70 0 068 C61 10K R66 C65 10V100 6 4 5 C66 10V100 R17 27K C60 1000P Q5 B1ABCF000176 8 7 14 9 12 11 10 2 3 1 5 3 1 6 4 I...

Page 31: ... C109 0 1 R116 220 C114 0 1 D102 B3ACA0000220 0 1 C115 6 3V220 C143 R111 2 2K 3 4 1 2 6 5 IC106 RSB12JS2T2R ESD PROTECTION C103 0 1 C128 22P C102 0 1 100K R103 100K R102 100K R104 100K R105 R108 12K C116 MUTE SWITCH S104 S103 C104 0 1 47 48 44 45 40 41 36 33 35 34 38 39 37 43 42 46 1 62 63 60 61 59 64 53 49 50 51 52 55 56 57 58 54 8 7 9 4 6 5 21 17 20 19 18 22 23 24 16 12 13 10 11 15 14 2 3 31 32 ...

Page 32: ...T D RF 800UGA GS BATTERY JACK CIRCUIT A TO TUNER CIRCUIT CN2 IN SCHEMATIC DIAGRAM 2 A TO TUNER CIRCUIT CN2 IN SCHEMATIC DIAGRAM 2 A TO TUNER CIRCUIT CN1 IN SCHEMATIC DIAGRAM 2 B SIGNAL LINE B SIGNAL LINE DC IN HEADPHONE 6V 100 0 R74 100 R62 L33 1 2 F1 W2 W1 W2 DC 6V 4 x R20 LR20 D D1 B0EAKM000103 1 3 2 2 3 1 JK2 1 2 IP1 8V PROTECTION 6V 100A 125V 1 3 2 1 6 7 4 3 2 5 JK1 B B B BATT B BATT VCC DC IN...

Page 33: ...17 C35 R19 R20 R3 R82 L34 Q5 J30 J29 J37 J25 J10 J2 J1 J28 C51 J39 C67 C69 J46 C71 C68 J45 C64 J44 C34 J43 C70 C66 L2 L1 C62 IC2 L4 L7 J8 L13 L14 CT12 C19 L12 C16 J18 J6 J19 J14 J13 J31 J34 J33 J32 CF22 Q1 IC1 C31 J26 J20 L32 J22 L31 VC1 J16 VR1 SW1 J5 J4 J3 L11 C65 L5 L3 CN2 CN101 CN1 SP TO SPEAKER J23 C43 J47 C18 C63 J48 J7 J36 W3A W3B T1 CT11 CT1 J40 J27 W4B W4A CT2 C50 CF21 CF23 CF24 J12 C45 C...

Page 34: ... R120 C126 R108 C109 C113 R112 C108 R109 R110 C105 C106 C107 R111 C111 C116 K101 C110 R113 C102 R102 R103 R105 C103 C114 C115 R101 R115 R114 W210 R104 C104 C119 J108 X101 IC101 IC102 R135 R132 R134 R116 C123 IP101 R127 R126 S102 S104 S103 W207 J103 W201 Q104 R117 R137 C122 R107 C101 R106 W202 Q103 IC105 W206 IC104 IC106 L108 L106 L107 W204 W203 D107 W212 USB101 C117 D108 D101 D102 L102 S101 D105 D...

Page 35: ...000103 B3AAA0000608 B3ACA0000220 SLR325MCT31W C0CBABE00023 RSB12JS2T2R C1AB00004021 64P B1ABCF000176 B1GDCFJJ0047 1 2 3 4 5 A Ca Cathode Anode 1 C1BA00000424 C0EBE0000124 B0JCMC000006 1 2 3 1 2 3 4 A Ca Anode Cathode C1BA00000481 KTC3192 0 AT B1CFQD000011 B1CHPB000005 6 7 12 1 1 8 9 16 4 5 6 S G D B C E ...

Page 36: ...ll up to 3 3V system power supply 27 DVDD_M2 Connect to 57pin 28 TEST6 I Pull up to 3 3V system power supply 29 TEST7 I Pull up to 3 3V system power supply 30 TEST8 I Pull up to 3 3V system power supply 31 ATEST1 No Connection 32 AVDDC 3 3V voltage supply 33 USB_DM I O USB data 34 USB_DP I O USB data 35 AVSSC Ground 36 REXTI O USB Bias 37 VOREFI No Connection 38 VDD_PLL 3 3V voltage supply 39 TEST...

Page 37: ...W104 W2 W101 W1 VR1 USB101 SW1 SW101 S104 S103 S102 S101 JK101 JK2 JK1 CN105 CN104 CN101 CN2 CN1 29 27 27 27 27 27 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 25 25 24 23 22 21 20 19 18 28 28 17 16 15 14 13 12 11 10 9 8 7 7 6 5 4 3 SP 2 1 1 1 1 1 a a b b c d e f f e d c 1 2 3 4 5 6 7 8 9 A B C D E F G H 10 11 12 13 RF 800UGA GS K CABINET DRAWINGS NOTE PART IS NOT SUPPLIED REF IS FOR INDICATION ON...

Page 38: ...38 12 1 2 Packaging IPSG1210 RF 800UGA GS P3 P2 P2 P1 FRONT O I BOOK A1 1 2 3 4 5 6 7 8 9 A B C D E F G H 10 11 12 13 RF 800UGA GS K PACKAGING DRAWINGS P2 POLYFOAM LEFT POLYFOAM RIGHT ...

Page 39: ... BAND VOL KNOB 1 12 RGWN0024 S TUNING KNOB 1 13 RGWN0025 S BAND KNOB 1 14 RHWN0002 WASHER 1 15 RJCN0013 BATTERY TERMINAL 1 16 RJRN0018 ANTENNA TERMINAL 1 17 RYKN0117 K BATTERY COVER ASS Y 1 18 RKMN0028 K WOODEN CASE ASS Y 1 19 RKSN0018A K BACK CABINET 1 20 RMBX0002 3 BATTERY SPRING 1 21 RMEN0012 BAND SPRING 1 22 RMGN0014 RUBBER LEG 1 23 RMLN0008 X BAND ROTARY LEVER 1 24 XEARK132GC ROD ANTENNA 1 25...

Page 40: ...3 IC 1 IC105 C1AB00004024 IC 1 IC106 RSB12JS2T2R IC 1 TRANSISTORS Q1 KTC3192 0 AT TRANSISTOR 1 Q2 B1ABCF000176 TRANSISTOR 1 Q5 B1ABCF000176 TRANSISTOR 1 Q103 B1CFQD000011 TRANSISTOR 1 Q104 B1CFQD000011 TRANSISTOR 1 Q105 B1CHPB000005 TRANSISTOR 1 QR101 B1GDCFJJ0047 TRANSISTOR 1 DIODES D1 B0EAKM000103 DIODE 1 D101 B0JCMC000006 DIODE 1 D102 B3ACA0000220 DIODE 1 D103 SLR325MCT31W DIODE 1 D104 B3ACA000...

Page 41: ...W205 D0GDR00JA055 0 1 8W 1 W206 ERJ3GEY0R00V 0 1 10W 1 W207 ERJ3GEY0R00V 0 1 10W 1 W208 D0GDR00JA055 0 1 8W 1 W209 D0GDR00JA055 0 1 8W 1 W210 ERJ3GEY0R00V 0 1 10W 1 W211 D0GDR00JA055 0 1 8W 1 W212 ERJ3GEY0R00V 0 1 10W 1 W213 ERJ3GEY0R00V 0 1 10W 1 RESISTORS R1 ERJ3GEYJ104V 100K 1 10W 1 R2 ERJ3GEYJ330V 33 1 10W 1 R3 ERJ3GEYJ330V 33 1 10W 1 R4 ERJ3GEYJ560V 56 1 10W 1 R5 ERJ3GEYJ470V 47 1 10W 1 R7 ER...

Page 42: ...200pF 50V 1 C38 F1J1C105A149 1uF 16V 1 C40 F1J1A106A024 10uF 10V 1 C43 RCA1HKA0R1BT 0 1uF 50V 1 C45 ECQV1H104JL3 0 1uF 50V 1 C50 RCA1HKA2R2BT 2 2uF 50V 1 C51 RCA1AKA101BT 100uF 10V 1 C60 F1H1H102A842 1000pF 50V 1 C61 F1H1E683A086 0 068uF 25V 1 C62 RCA1AM222EP 2200uF 10V 1 C63 RCA1AKA101BT 100uF 10V 1 C64 RCA1AKA101BT 100uF 10V 1 C65 RCA1AKA101BT 100uF 10V 1 C66 RCA1AKA101BT 100uF 10V 1 C67 RCA1AKA...

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