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Summary of Contents for MSS 1001-1

Page 1: ...RECEIVER DECODER Fo ae MSS 1000 SERIES if C SURROUND a PACE INTEGRATED RECEIVER DECODER it AN SOUND 4 te 4 Hi aa 1 i a H j H FY rad C votume i 4 1 j es os is Cy PROGRAMME al a i a SZ J NJ SELECTOR pas...

Page 2: ...D cccccseseesesseseeseeeees DISPEAY BOARD iisscsess cstesivesectes sinevaseiedigrecrucressassesctvdss eansalsetectokuna tees CONTROL CIRCUITRY MAIN BOARD csscseseesessecsessseesessecsvessessesseenvens...

Page 3: ...part number See the notes on pages 4 and 5 for information on the previous revisions of the PCBs The parts lists and circuit diagrams in this manual include information from all Engineering Change Or...

Page 4: ...4 G no decoder 18 27 MHz dual LNB tuner PAL G standard World model The revision numbering A1 A2 A3 etc of all PCBs within the receiver keeps in step so that ifone board requires a new revision number...

Page 5: ...cable 55 0 1 mm 0 43 mm sq PVC yellow part number 190 5501210 from C260 to a point near to the track cut as shown in the diagram Secure the cable with two giue spots as shown In addition use PL38 inst...

Page 6: ...38 187 264 V AC 50 Hz 160 W max H 66 mm W 360 mm D 320 mm 4 4 kg typical when packed SCART RGB and CVBS SCART CVBS SCART SCART Baseband Output Audio Video Input Output RGB in 4 right front left front...

Page 7: ...SK2 Pin AV1 AUX SCART SK3 Pin AV2 DEC SCART SK3 1 R Audio Out 22 R Audio Out 22 R Audio Out 1 R Audio Out 2 R Audio In 23 R Audio In 23 R Audio In 2 R Audio In 3 L Audio Out 24 L Audio Out 24 L Audio...

Page 8: ...dby 0 O To select programmes to move between menus sometimes to change menu values AV oO To select external audio video AV sources A To recall the last programme F function key used with the other key...

Page 9: ...g Off Stop 17 30 5 De emphasis Panda 2 Category News 2 Effect Stadium Day 4 THU 6 Bandwidth 130kHz Fila doin ey fol si carta Repeat Daily Hold down i key for help y for help Hold down i key for heip E...

Page 10: ...scan Channel Fine Tune Hold down i key for help UHF Tuning Menu 46 Fine Tune 5 Press F then LEFT RIGHT to start scan Channet Hold down i key for heip UHF Tuning Menu 46 Fine Tune 16 Press F then LEFT...

Page 11: ...tion you must mute the TV s sound You MUST choose and store this configuration if there are no external speakers NOTE You cannot then select any home cinema effects Connecting the Speakers Attaching t...

Page 12: ...he setting Variable see below LNB Band Freq Range GHz Typical Satellites 9 750 FSS Low 10 700 11 800 Astra 1A 1B 1C 1D Intelsat Eutelsat 10 000 FSS High 10 920 11 700 Astra 1A 1B 1C Intelsat Eutelsat...

Page 13: ...set 1 6 2 LNB Power 10r2 3 LNB 1 9 750 FSS Low 4 LNB2 9 750 FSS Low 5 Positioner Pol Off Press F for AFC On Off Hold down i key for heip 5 Positioner Pol Off Press F for AFC On Off Hoid down i key for...

Page 14: ...ful way to align the dish ifyou have no installation meter Look at the TV screen and move the dish until you can see stronger signals then press the F key to stop the fast scan and return to the Tunin...

Page 15: ...it RESETTING THE PIN AND GLOBAL RESET The factory set PIN is 1234 You can reset any customised PIN to the factory default as follows At the wall socket disconnect the receiver from the mains supply Ho...

Page 16: ...boards unnecessarily as the board materials expand and contract by differing amounts which can cause the components and solder connections to be stressed Never rub or scrape chip components as this ca...

Page 17: ...that the voltage rating stated on the rear panel of the unit matches the mains voltage supply in the country of installation CAUTION Do not spray chemicals on or near the unit CAUTION Replacements fo...

Page 18: ...ock input on pin 12 of U26 This 4 MHz clock input is from the 16 MHz oscillator X3 which is divided by 2 in divider U31B and again by 2 in U31A The prescaler input on pin 18 of U26 is divided down acc...

Page 19: ...video inputs to this switch are from pin 20 of SK3 i e the AV2 DEC SCART which enters U26 at pin 8 from pin 41 of SK3 i e the AV1 AUX SCART which enters U26 at pin 9 The selected video signal from thi...

Page 20: ...and 31 respectively of U7 the colour graphics generator see below At U17 non scrambled signals are switched through from pin 1 to pin 15 whereas descrambled signals emerging from the VideoCrypt circu...

Page 21: ...switches the video signal at pin 1 of U32 which has come from pin 12 of U7 to pin 15 of U32 and from there to the modulator or TV SCART via buffer Q107 a1L The STATION_ID line also goes to pin 33 of...

Page 22: ...T when the VCR video signal is routed through U21 Note that pin 15 of the TV SCART is also always linked to pin 15 of the AV2 DEC SCART Note that pin 15 is for red and also that pin 7 for blue and pin...

Page 23: ...32 of U22 becomes an output for the VCRSTAT line U22 now sets the VCRSTAT line to high in order to drive the pin 8 of the TV SCART high which is what is needed ifthe VCR is playing Diode D71 prevents...

Page 24: ...26 They are integrated OSCILLATOR by Q32 Q33 and associated circuitry and eventually fed to the cathode of D36 The audio subcarrier oscillator tuned circuit is connected across pins 15 and 16 Loess of...

Page 25: ...ied via a potential divider R3 and R4 to pin 2 of U1 This is the input of a comparator within U1 which controls the on time of Q1 thereby regulating the secondary supplies R2 and C270 control the feed...

Page 26: ...main micro processor U22 The status of the TONE_ON OFF line is determined by the setting On or Off at the Tone option in the Tuning menu Power Supplies During Standby When the receiver is put into st...

Page 27: ...tepping through the four sound modes for home cinema effects U1 keeps track of which sound mode is currently applied and steps to the next in the se quence if a change in SW4 is detected PIN 14 The pr...

Page 28: ...8 23 23 a number alongside which a dot illuminates for each segment in turn as in 22 48 the diagram below 10 21 49 each grid illuminates in turn 11 20 50 the words ROTARY 00 are displayed at which po...

Page 29: ...display board it activates the front panel vacuum fluorescent display U27 is an E2PROM which is used to store information which is set at the on screen menus U25 is a shift register which acts as a po...

Page 30: ...e at 3 i vancaza 22 a2 t m2 a t tesecm TEST SOCKET i n RESET o 35 or WC gat a5 PS a ay ee 43 3 1 WI eee 2 an ww __ ___ ee io ai art htt ti nat firreo cl arae A ces te arg AD re a A a re ae se os x 1 1...

Page 31: ...pacitor ends connected to U18 should have a DC bias of approx 3 8 V Input from Sound Board There is an input to U18 at pin 55 which comes from the sound board via PL1 pin 6 and decoupling capacitor C6...

Page 32: ...NEL l CEOs FPCLK at PROCESSOR SURROUNDCLK ee COMMON scL2 SCL1_ Pes ses Sees SCL__CLK DATA SOUND SOUND ied See tee Looe eee a U26 NICKY SE Ree ee oe us ee So SOUND PROCESSOR DOLBY PRO LOGIC DECODER U7...

Page 33: ...o from equipment connected to the AV2 SCART i e when AV2 is displayed on the front panel These signals emerge from pins 28 and 29 of U18 and are then amplified before going to the Dolby Pro Logic Deco...

Page 34: ...AV1 DEC AV2 The actual signals derived from these sources depend on the configuration set at the Speaker Configuration Menu i e is controlled by the SPEAKER_SEL line from pin 24 of microprocessor U22...

Page 35: ...ndow by C26 R55 for right and C27 R57 for left and digitised at a sampling frequency of 44 1 kHz D4 R56 for right and D5 R58 for left are input protection for the A D converters inside the sound proce...

Page 36: ...switched via U10B and U10A respectively to the summing amplifiers USD and USB which add the following signals together to create the combined left and right channels the left and right signals from t...

Page 37: ...heatsink and have a power supply of approximately 33 V at pin 12 They generate a reference voltage internally at approximately half this voltage which appears at pin 4 The outputs of these power ampl...

Page 38: ...he supply line to the PSU to find where there is a fault that the IC is receiving instructions from the microprocessor U22 or port expander U25 via the control lines at the appropriate pins that the r...

Page 39: ...is the video signal at the opposite side of Q59 and C194 compared with Oscillogram 3 If the trace is not at the correct DC level check that the DC level at the base of Q99 i e at the positive side of...

Page 40: ...ng fed into pin 31 of U7 see oscillogram 8 6B VIDEO MAIN PCB Test Point 6 Pin 12 of U7 Main PCB see oscillogram 6A Description Trace 6B shows what to expect at test point 6 if there is a plain coloure...

Page 41: ...ge 22 11 A VIDEO MAIN PCB Test Point 11 Pin 40 of SK3 AV1 AUX SCART Main PCB ana Description AC coupled oscilloscope pig The trace 11A is when PAL has been set at the Decoder Output option in the Exte...

Page 42: ...e centre of the screen If the trace is not as shown check the components and circuitry back to and including U18 14 AUDIO SOUND PCB Test Point 14 Pin 56 of U4 Sound PCB at ERTS Ne Tae Description The...

Page 43: ...reference at pin 20 Test Points 18 pins 11 and 13 of U11 and U12 Sound PCB i e outputs from these power amplifiers Description AC coupied oscilloscope The trace should look similar at all points and...

Page 44: ...operate the keys buttons dial If U1 appears faulty firstly check that the reset line on pin 63 is at least 4 V and that X1 is oscillating at 4 MHz as both of these are needed for U1 to operate correct...

Page 45: ...deoCrypt circuit diagram ae pode Pas 7 ies Description The trace should look similar at all of the above Te test points which are the data bus outputs of U5 Por Check that all 8 bits of data are prese...

Page 46: ...video signal with a scale of 2 ms per division on the time axis There are three areas of peaks The first leftmost is the vertical sync and VITS the other two are the graphics Oscillogram 29B see next...

Page 47: ...ck that VCC and VPP at pins 9 and 5 respectively of the card reader reach 5 V temporarily as the card is inserted they do not remain at 5 V unless the card is valid if they do not reach 5 V check that...

Page 48: ...TREE OC BRESS 86 C303 C111 AS C179 BS se Bs Baas LINKS LK76 B2 LK173 C6 LK260 AS C31 D3 Cll2 AS C180 C5 oa0e D213 i ae LK77 B2 LK174 C5 LK262 5 C333 C113 AS C181 C5 C503 C5 fio 2 5a LK78 B2 LK175 C4...

Page 49: ...R305 C5 R402 AG R596 B2 R710 A2 R798 D4 Qll2 BG R74 DS R215 B4 R306 C5 R404 C1 R598 D4 R710A A2 R799 B2 eo 113 BS R85 D R216 B4 R307 C5 R417 C1 R599 D4 R711 A2 R800 BI TRANSSTORS Qll4 Cl R86 D R217 AG...

Page 50: ...2 LK43 LK44 LK45 LK46 LK47 LK49 LK51 1 K52 LK53 D6 AG C6 B2 DO Bl Bl B3 B2 C5 DS D6 cs C4 C4 DS Do AS C4 C3 DS A2 B2 Al AS C2 D3 DS LK54 LK55 LK56 LK57 LK58 LK59 LK64 LK65 LK66 LK67 LK68 LK70 LK92 LK9...

Page 51: ...Rl cs R2 C5 Service Manual GRID REFS DISPLAY BOARD CIRCUIT DIAGRAM ON SEPARATE SHEET RESISTORS owNOW AZ Do BS INTERCONNECTIONS EP_FIL RST C2 D6 B3 Cl R10 C3 R36 C4 Cc R37 C4 Ul cs R38 C4 U2 BS R39 C4...

Page 52: ...D1 D3 D2 D3 D3 C3 D D3 D5 D2 DG 2 D8 F3 D9 G2 D10 HH Dil H3 D12 H3 D12B_ H3 D113 H4 D14 167 D15 H5 DIL 15 Di8 15 D21 15 D22 4 D35 B5 D36 D57 D37 C4F D38 Dis D39 E D 0 Clit D41 GO6r 42 G8F Da D6 D438...

Page 53: ...R194 R195 R196 R197 R198 R199 R201 R203 R204 R205 R206 R207 R208 R210 R211 R212 R215 R216 R217 R220 R222 R223 R224 R227 R228 R229 R230 R233 R236 R237 R238 R239 R240 R243 R244 R245 R246 R247 R250 R251...

Page 54: ...3 R804 R805 R8OG R807 R809 R810 RSil R812 R83 R818 R8i9 R820 LK53 LK54 LK55 LK56 LK58 LK39 LK6O LK61 LK62 1 K63 GRID REFS IDENT DIAGRAMS FOR MAIN PCB cont BL3t BLOT D2 E37 15 15st 15 E9 El47 Gl47 D127...

Page 55: ...DISPLAY BOARD IDENT DIAGRAMS SURFACE MOUNT SIDE OF PCB a2 poe bene eee CO ETRE Fo we OO i 9 SE ee One e BORE mea K5q ace SR aR yo 8 Service Manual 53 3 DISPLAY BOARD IDENT DIAGRAMS...

Page 56: ...SOUND BOARD IDENT DIAGRAMS 4 2 ey Ney ahy i 4444 C125 SOUND BOARD IDENT DIAGRAMS _ _ 54...

Page 57: ...COMPONENT IDENT SIDE OF PCB r0111 nn FO Be Ton 92x70 n C27 LK83...

Page 58: ...cates a safety critical component these must only be teplaced by components of the correct type as listed in these parts lists c79 cso C81 C82 C83 cas C86 C87 C88 C89 c90 ca cg2 C93 C94 cg9s C96 C97 C...

Page 59: ...5 1085950 950 1035621 950 2205501 155 1061751 155 1061751 155 1061751 155 1061751 155 1061751 950 2242951 C251 C252 C253 C254 C255 C256 C257 C258 C259 C260 C261 C262 C263 C270 C273 C274 C275 C287 C288...

Page 60: ...ED COPPER WIRE LINKS 0 61MM DIA PME DiS DIODE 1N4007 TR 120 0400701 L4g AXIAL INDUCTOR 100UH 10 DC RES 1 8R TR D17 SMD DIODE BAS16 DAN212KT146 SOT 23 912 0001651 L47 AXIAL INDUCTOR 18UH 10 DC RES 0 8R...

Page 61: ...236951 R44 SMD 1K 0 1W 5 RES 0805 TRS 940 1020501 Q72 SMD TRANSISTOR BC846B SOT 23 911 1084651 R45 SMD 1K 0 1W 5 RES 0805 TRS 940 1020501 Q73 TRANSISTOR FXT749 ZETEX TR 110 0074911 R46 SMD 11K 0 1W 5...

Page 62: ...1200501 940 2230501 940 1030501 940 1030501 940 0000501 940 0000501 940 0000501 940 0000501 940 0000501 940 0000501 940 0000501 R192 R194 R195 R196 R197 R198 R199 R201 R203 R204 R205 R206 R207 R208 R...

Page 63: ...5610501 940 2740501 940 3920501 940 2720501 SPARES ELECTRICAL PARTS LISTS FOR MAIN BOARD cont R353 R354 R355 R356 R357 R358 R359 R360 R361 R362 R363 R364 R365 R367 R368 R369 R379 R380 R382 R383 R385...

Page 64: ...1 940 0000501 940 0000501 940 0000501 940 0000501 940 0000501 940 0000501 940 0000501 940 0000501 940 1530501 940 1030501 940 0000501 940 0000501 940 1030501 R632 R633 R634 R635 R636 R639 R640 R641 R6...

Page 65: ...EROHM LINK 0805 TRS 940 0000501 U32 74HC4053 TRIPLE 2 CHANNEL MULTIPLEXER 102 1405300 R769 SMD 0 1W 5 ZEROHM LINK 0805 TRS 940 0000501 Miscellaneous Components R771 SMD 0 1W 5 ZEROHM LINK 0805 TRS 940...

Page 66: ...1015501 155 1061751 950 1015501 950 1542951 155 1061751 950 1042951 950 1042951 950 1042951 950 1042951 950 1042951 155 2281770 950 1042951 950 1042951 950 3342951 950 1042951 855 2263751 855 2272751...

Page 67: ...5 TRS 940 1030501 R85 SMD 3R90 1W 5 RES 0805 TRS 940 0390501 R6 SMD 10K 0 1W 5 RES 0805 TRS 940 1030501 R89 SMD 100K 0 1W 5 RES 0805 TRS 940 1040501 R7 SMD 10K 0 1W 5 RES 0805 TRS 940 1030501 R105 SMD...

Page 68: ...SOT 23 912 0001651 R30 SMD 100K 0 1W 5 RES 0805 TRS 940 1040501 D7 SMD DIODE BAS16 DAN212KT146 SOT 23 912 0001651 R31 SMD 100K 0 1W 5 RES 0805 TRS 940 1040501 D8 SMD DIODE BAS16 DAN212KT146 SOT 23 912...

Page 69: ...239 0015000 241 1000100 ELECTRICAL PARTS LIST FOR DISPLAY BOARD Resistors Ri SMD 470R 0 1W 5 RES 0805 TRS R2 SMD 220R 0 1W 5 RES 0805 TRS R3 SMD 10K 0 1W 5 RES 0805 TRS R4 SMD 1K8 0 1W 5 RES 0805 TRS...

Page 70: ...FOR YOUR OWN SERVICE NOTES Service Manual...

Page 71: ...UF 16V SMM RADIAL ELECT CAP 155 2281750 c 1 2200UF 16V 5MM RADIAL ELECT CAP 155 2281750 C111 2200UF 16V 5MM RADIAL ELECT CAP 155 2281750 C70 2200UF 25V DJ3 20 RADIAL ELECT CAP 855 2282960 C72 2200UF 2...

Page 72: ...FOR YOUR OWNSERVICE NOTES...

Page 73: ...D t CH BE ie oe uae cs Oe R24 DSt C42 BS tkio ca R25 D4t C43 C3 Se a a LK111 C6 R26 Dt Che Rt e pec igh oce tele R27 D4t ea ixs2 cg EKHIB C10 R28 Dat me at ene ra evan LK114 C10 R29 At car ch oooe uae...

Page 74: ...LI 10 DATA 1 0 PL2 1 CARDSELI PU2 2 CD DET HOV op BASIb R40 4R7 1 30V 4 ows 05 OFte3 py nae BASI6 12V C4 1OONF 1 25V 20 80 5V Zi PL 2 6 ones cg 1OuF t N F OuF PL2 7 O PL2 2 8 PL2 Oo FE CONNECTOR 8 WAY...

Page 75: ...7 LKI71 LKI80 R283 R286 BC8468 BAN 3 5 12 10 m2 520R R428 ae TUNER iB H 10K PG77GO 2GHz D LNB 15 Se 18 LkA3 LkKYB LKSYg x 17 734MHz 1H ay 747 i as 4 6 19 20 R3IB ced TUNING VOLTS 7 cs99 se CO 24C32 5...

Page 76: ...E DATA We KO N F T ORO R658 787 ORO Tes ute i R767 R768 R769 Slo gsi ORO ORO ORO 3 al IBMHz eel eee Cae RST CIS __J LKB6 G LKI05 R764 t5V R723 4K ORO S a COMMON CLK 4 U31B TAD OAS eo LK55 LK62 LK LK22...

Page 77: ...V wees Pr PL EE GND FP chk FE CONNECTOR IOWAY cbI6 TOP ENTRY ee 5VSYNC 220nF CO EPAMAC ata WIDEO CFR ZMAC LING Ca fs 14 vic input aS OVIDEO Co 5 18 To 014 2 ovineo Il SSOUINREEaaVaOnnS HA im pi eR U8...

Page 78: ...s7 P535 ORO PL26 4 R65 if N F 22 R72 CHAR 100R BLOCK R64 vt W20R MEO e 633 PL26 6 a LKI55 y 0_ MoD Moo a t fey ee R799 R596 4 ORO ORO TUNING _VOL TS R151 4 a coae zw Ree Our ile TS caution a aHS2 Ae T...

Page 79: ...LKIB7 igs 2y ers 10 050 C596 VE HAVE gy yg 1OuF Lop _ BASI6 ek 220nr tp a ar iv oo Sat 20 80 RTA ORO 4 Oo Ptss 5 CSB503F 21 R522 ee 607 Lk269 LK73 she sat 220R Lee R313 ary 25Vc584 once g3 R319 aks 2...

Page 80: ...e tave R74 IR YOur C176 aveNA Tue 100R Ser pe u bg fe 8 F 1N0uF i A1DE Suze iV a aaeaeE 0k 5 EE me 5 20 L ASRS a 7 _ 4 R322 we ee has Lk269 LK73 ae aes a 220R fy 100nF Ete JoisH_Pos_pATA Leak pak k 10...

Page 81: ...PHONOGND i Lk294 R7B4 Lk209 LkI97 RIB SC198 R34 Ree PRO Vigyr 340 47K PSR f 20R 1ave oO a AFTER FACTORY TEST I R761 Riso K221 eceasg_ J LKIS LKI59 USOPING 5VD i Cc aR are RBI2 50 USOPINIG ORO RET a SF...

Page 82: ...a cu cis 50V tiaao 1u0F zy i i Be i TL tour LK26 LKS2 Ris 47nF DIS V7 c122 C123 L LNBSPLY 20 80 FUkie AGS ee 25V LK3I6 1RO 10 L 20 80 CJ tour K240 015 R26 022 ow25 5V 4 0505 1N4007 IRS rece 1N4007 DUA...

Page 83: ...uF cs06 KI FS2 or KI t 100nF Ae FUSE E2AL EGP3OA 4 e 30 804 for KE Ju on 30v i a if25V FAST BLOW Pall BV BASI6 1 ciz de oy Soy 7 1000uF 1000uF t R51 a7 R734 ae bI3 L LFasy i As FUSE FIAL i USA peak BY...

Page 84: ...g Figure 2 Remove the 2 screws M Figure 1 by the speaker connectors Using tweezers crimp together the two nylon pillars N then pull the PCB gently away from the rear panel to detach it completely remo...

Page 85: ...UI eM arr Pee tC Palnienioniententenientedei ie AUDIO CIRCUITRY r SEE SEPARATE DIAGRAM eo if l naa ae ee eae ae eee ee ee eee COLOUR ON SCREEN GRAPHICS WE GRAPHICS NO VIDEO U7 U32 CONTRAST VARIABLE AM...

Page 86: ...D R278 C10 C5t R28 D8t Cll Bll R29 Dst C12 Clli_ R30 C14 D8t R32 DBT C15 C2t_ R33 cat ones R3 Cot DIODES R35 COT D1 BS R36 C1ly D2 BGT eS SBA p3 sps _ R384 D Bor R39 C3 ps car_ R40 D6 9 p7_ car_ ICS D...

Page 87: ...Sao i R PL2 6 PL2 7 TTTreTrLTLLrLtLrLTLLULLTLSFMSetheFehesehehseheseheseeseesLheeeeeeeeeeeeteeeeeeeeed es eT MUTE nea y PHONO OUTPUTS FROM uP U22 C for Speaker Contigs 1 2 and 3 CENT R L for Speaker...

Page 88: ...PL K132 I LK133 ETL KI34 P ILKI35 ar C609 SS TRDN A SS WOO Qu BAR CODE SAG SNS XS SSIS NANAAAS 3 4 VIZ ALLL A 2 S INS ae LK140 LZ Ch faparharhrh Y See 7 ow ca p o a4 fi a zat 2 ze ie i 7 0sLL Y el NON...

Page 89: ...MAIN BOARD IDENT DIAGRAM SURFACE MOUNT SIDE a BOF es ae AM g 6 an abSnsown 3...

Page 90: ...2 FE CONNECTOR 8 WAY TOP ENIRY SELL OV CARD I 2V CARD 2 i 100k 10K t 6 Textz49 FXT749 i e ig eae Lika 1KO i Jas Q7 BCB46H 8C846B8 i ee CARO an Ce CAROI 7 25 12 R25 100k 8 CARD2 CARD 12 NOTE N F NOT FI...

Page 91: ...5V oe Pct 20 80 w ee sti su__59 Ipn5 oh PLI 5 MNIS8418PCEM ul oon bed oF ae _ PCS g09 1584001 8uH F SoA senor sty 52 10 LK51 LK52 22001 220nF LK55 Ms ie 53 P00 ORO oR Lk62 _ 25v 25v si x vend RO F OR...

Page 92: ...45 24 arc a3 P88 11 2896MHz LK24 LK44 OLKS3 LK73 LK76 LK78 DOk79 VREF R31 i i i i w i 47uF P32 i 1D i i i Cae i 1 1002 OK i VREF H H t Tv i i i i io TR34 i i 10 Wi ee re 1 12S TLoBs a i c4s ee oy ae a...

Page 93: ...oRO HEF 4053 25V aoe N F 20 80 R25 R2e Sno UIOA a 4 1 105 10 ig 74HC4316 SPEAKER_SEL Ls peta 2 C76 it lal M Bce468 jour RBS 4280 oie i R230 3 470K lh nf 10 i ee i aR i 87 Ss EE cco oe Vaso oitoo0r sy...

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