Sangean MS-103 Service Manual Download | Manualshive

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Summary of Contents for MS-103

Page 1: ...MODEL MS 103 FM MW SW1 SW2 10 MODEL MS 103L FM MW LW SW1 9 12 BAND RECEIVER AKRLNK SIO FO5 Service Manual SANGEAN PELL...

Page 2: ...ssessseesseecssseessecessseessecaseessteee 13 SCHEMATIC DIAGRAM 1038 isssccvolsdsssxedovinssiscasuseas nsnaszsaddaschasedsSnstuseceds 14 SCHEMATIC DIAGRAM HOSL scicessexcessscivescstsncia escssadlGaas...

Page 3: ...on 98MHz genre S N Ratio mV 98MHz Supply voltage DC 3V R O SOmW Load 8 ohm a o7 oe np rMD oO WIR rs wofo w oO njo ie ba Modulation 1kHz 22 5kHz Dev SW ELECTRICAL PERFORMANCE only MS 103 Test Item Cond...

Page 4: ...V 1000kHz Whistle modulation 5mV 21F 3IF Lowest battery voltage 1000kHz Tuning indicator sens S N Ratio SmV Supply voltage DC 3V R O 50mWw x xix nNo 1000kHz 58 1000kHz 32 Load 8 ohm Modulation 1kKHz 3...

Page 5: ...8 See sw9g 21 40 21 95 Intermediate freq a SW4 SW5 11 8MHz Max sens SW5 SW6 13 7MHz SW8 SWS 21 8MHz SW9 SW10 25 8MHz SW1 SW2 6 1MHz Useable sens SW5 SWE 13 7MHz SW6 SW7 15 3MHz SW7 SW8 17 8MHz SW8 SW9...

Page 6: ...ee ae a SW4 SW5 1 1 8MHz SW5 SWE 13 7MHz SW6 SW7 15 3MHz SW7 SW8 17 8MHz SW9 SW10 25 8MHz R 5SOmWw Load 8 ohm Modulation 1kKHz 30 Mod Tuning Ind sens Supply voitage DC 3V Note MS 103 SW2 10 MS 103L SW...

Page 7: ...8 ea ing ee 2 OO LOPS SO OPE zw 1 att me tated 1 15 Thy MW 70 OO Pear 4s OD 4 ad 2 O00 OOOOO dWv di Wi WY 7 XdW paxw WY man Twa TVR TAYaR ropa THRE 1 Taya ravers Be a si 4 00 a1 bua O11 61 83 a t OO W...

Page 8: ...eae ToT THVOTE Tava tt Our Chl INVW67 4 wo 2s POO OOWOOOYR ED H fe N o b a x o2 vU 19nUe a as or Lua Gaia i Sf ir al aa ac Se ie aa ae Se enrenticre nna ment PAE ror gerne a OQ zo ls eT QW OM a 1 hd S...

Page 9: ...TRACKING LW SECTION only MS 103L 600kHz L1 Adjust for Max output ee 4400kHz VT1 Adjust for Max output Circuit Alignment Equipment Connection AM Signal Generator with loop Ant output meter VTVM across...

Page 10: ...Adjust for Max output 7 3MHz 1kHz Moa TRACKING 31M BAND SECTION Circuit Alignment Equipment Connection step Gen Freq Dial Setting Adjustments AM Signal Generator with 12pf dummy Ant output meter VTVM...

Page 11: ...Gang fully closed L21 Adjust for Max output 15 3MHz 2 4kHz Mod Tune to L12 Adjust for Max output TRACKING signal 16M BAND SECTION AM Signal Generator with 12pf dummy Ant 17 45MHz Tuning Gang L22 Adjus...

Page 12: ...M 1kHz Mod signal Max output across 8 ohm load Fig 2 SW SECTION _ only MS 103 Circuit Alignment Equipment Connection Step Dial Setting 1 2 2MHz Tuning gang L5 Adjust for Max output fully closed BAND 5...

Page 13: ...nter 3 oe O Freq 4 Counter SWAN FIGURE 3 FM BAN D TARCKING SET VTVM SCOPE FM SG ee ee Al a a ThA oe 5 ort ol O70 4ohm 2S TUNER ADJUSTMENT POINTS in l2 5 o ra lo Bm 15 jon SW fotnid 2 11m Bet id tire a...

Page 14: ...2 2 aa ATTAIN NA EC eEScu A H RDOGBCEAO SR cS oAmL K RD aN ESI A LI a Le RA a nA IN ND Tt LN N CRN AR Dat le Ee opr et LR Ane ee NE nn dene SALdnegobetOAbe AE HEodmEIR unt cite nee Shana Seeman Yogne...

Page 15: ...10 Ba 7 IS 50n at 15 ofeto 4ohmz load FIGURE 2 SW BAND TRACKING 49M 11 MBAND TRACKING AM SG SCOPE Counter Freq Car Counter SWAN Lohr oad be IGURE 3 FIGURE 3 FM BAND TRACKING VTVM SCOPE j O777O me O 4...

Page 16: ...SASSEMBLY DIAGRAM 1 AAR EN RAIL EEN A ACCA NE NMAC RENE CNA RA SABEADE EE MA SeRSA lt Sh es SE BOEEON A EE a IS OI AI A ENN Ra A SE HN i a PN Rae CN RR A a Aa alate et ae Nae Eadie marae sda et ee cab...

Page 17: ...Speaker Fixed Bar 1 Dial Spring Rod Ant Contact 3 Dial String 0 4 384 A4 103 1002 A4 103 1089 Aa 103 1094 A4 103 1099 A4 701 0376 A4 212 0902 47 Dial Plate Chassis A4 103 1126 48 Mian PCB Back Cover A...

Page 18: ...uw ul auDssisey SSIOW NO Ni Wi JynV ODA of t tt dist AZZ 429 929 POOOOD OOOOD a 98 DOP OOHOODOO INV WEL INVw ot inv wei INV WZ ANVU Sz LNVULE INV YL INV 67 aNvwit en ra 4 a foeae 4 4 Hae 4 pees ae Lf...

Page 19: ...7 UN _OLEW ugten yw Ul soup ssisay ve 3 monroe user sane eo LET haw a Gi ie now 09A 24d Idd NI GMO 280 950 199A ino NI 59 gS eno an 130 WY Wd auWd aU Su SO O0OOH OOOOH su rey J 280 wes 280 wie 9S0 Wi...

Page 20: ...ie Nh u mt MW ANT u1 PCB TOP VIEW DIAGRAM VOLUME SHORT x L5 LW OSC L5 SWI OSC L2 SW1 ANT L2 LW ANT MS 103L MS 103 SERIES DIFFERENT PARTS MS 103...

Page 21: ...PCB BOTTOM VIEW DIAGRAM A LYOHS 9S0 IMS S17 INV IMS 21 0l SW SLY Vd LN3Y 3dS10 an 2S0 M1 G1 cee INV M1217 T 0l SW S3IN3S E 0I SW 1 i por _ suoydpps Gaolgsz sc wD SWNTOA exVHOr LUA ti il...

Page 22: ...i We Se ee PCB BOTTOM VIEW DIAGRAM B...

Page 23: ...Headphone D 1647020 1660110 1058060 080 63 AT 152565 1121970 Adj Coil 084 L5 LW OSG only MS 103L 1110320 Bar Coil 0320 4 1441A cr 1121610 pa jo ioe ifyjo rcwo a a nyoeo Nrs nN foe co jo 1121690 11400...

Page 24: ...aiogia etoomeavioes SSCs C iC CS raooocia waump siege Cd C Faooocs0 wimp 7501006 SSS C dCnmsmT Fso0000 waumptorionse Cd Fooo0s wiuump rescoee a Fso0ce wiumprscoose SSCS PC Parsraee wirvesogvavew SSCSC...

Page 25: ...9 5686 Dial Sing 04784 epee oe ee re Se pet Bar Spon I Fasre060 AntBar SpongeQn 081000 zaovo00 BatenSponge YA 00 Fasoao DoutieSseTape ARB 00 A2 103 0097 BackCover 3034600 Back Cover 1 FC a1eae00 Tunin...

Page 26: ...SSCS Sc 3863800 Packing Sponge F A4 796 0944 186x115x10mm A1 103 0121 fse0a606 Gikeox ee RAE CE ieesaer nee I ee ee EE Q nloO DIAL CORD STRINGING DIAGRAM Pointer Base Putley 11 3 TUNING SHAFT Pinter a...

Page 27: ...DISASSEMBLY INSTRUCTIONS...

Page 28: ...ction Book SSS Farasa0e WaveHandbook Faseaeoo pve Gustin SCSCS C S dCSC A ToSOMOM 3863800 PackingSponge SSC a rooone eT TSO 2 1a 1 ET Preaotao Ftersteiommas OSCS iS Yr fresoato rorcomomerez DIAL CORD...

Page 29: ...DISASSEMBLY INSTRUCTIONS...

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