Onkyo-GXW5.1-dts-sm维修电路原理图.pdf

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1、SERVICE MANUALSERVICE MANUAL Ref. No. 3673 SAFETY-RELATED COMPONENT WARNING! COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL. MAK

2、E LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER. 042001 GXW-5.1 Digital Theater Station GXW-5.1 UD 120V AC, 50Hz RadioFans.CN 收音机爱 好者资料库 SERVICE SAFETY PRECAUTIONS 1. Replacin

3、g the fuse This symbol located near the fuse indicates that the fuse used is fast operating type. For continued protection against fire hazard, replace with same type fuse. For fuse rating refer to the marking adjacent to the symbol. Ce symbol indique le fusible utlise est a rapide. Pour une protect

4、ion permanente, nuntiliser que fusibles de meme type. Ce darnier est la qu le present symbol est appse. Circuit No. Part No.Description F9012521592A-UL/T-237 NOTE: : 120 V model only 2. Safety check out (Only U. S. A. model) After correcting the original service problem, perform the following safety

5、 check before releasing the set to the customer. Connect the insulating-resistance tester between the plug of power supply cord and screw on the back panel. Specifications: 3.3M ohm +/- 10% at 500 V. 3. To initialize the unit 1. Press the standby button. 2. Press and hold down the STANDBY/ON, them p

6、ress the LATE NIGHT butoon at remoter controller. 3. After CLEAR is dislpayed, and initialized the unit. 4. Test mode 1. Press the standby button. 2. Press and hold down the STANDBY/ON, them press the CHANNEL butoon. 3. Press the LEVEL/DISTANCE button and get the test mode displayed TEST-1-00. EX) T

7、EST-1-0001 is used the fan control operation. GXW-5.1 RadioFans.CN 收音机爱 好者资料库 GXW-5.1 15G 14G12G10G7G1G 13G S2S1 11G9G8G6G5G4G3G2G a b j k c n p r h g m d (15G - 1G) e f P2 P3 S2 S1 P4 a a a a a a a a a a a a a a a P5 h h h h h h h h h h h h h h h P6 j j j j j j j j j j j j j j j P7 k k k k k k k k

8、k k k k k k k P8 b b b b b b b b b b b b b b b P9 f f f f f f f f f f f f f f f P10 m m m m m m m m m m m m m m m P11 g g g g g g g g g g g g g g g P12 c c c c c c c c c c c c c c c P13 e e e e e e e e e e e e e e e P14 r r r r r r r r r r r r r r r P15 p p p p p p p p p p p p p p p P16 n n n n n n

9、n n n n n n n n n P17 d d d d d d d d d d d d d d d 15G 14G 13G 12G 11G 10G 9G 8G 7G 6G 5G 4G 3G 2G 1G P1 (15-BT-80GNK) FL TUBE VIEW GXW-5.1 1G 2G 3G 4G 5G 6G 7G 8G 9G 10G 11G 13G 14G 15G P 1 P 2 P 3 P 4 P 5 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 Vdd 180P6 STBY/RECV 279VFL Not

10、used 378P7 Not used 477P8 Not used 576P9 Not used 675P10 SDO 774P11 SCK 873P12 Not used 972P13 RESET 1071P14 X2 1170P15 X1 1269P16 GND 1368P17 XT2 1467Not used GND 1566 +5V 1665GAINCTL VOLSLT 1764 Not used 1863POWER DSPRST 1962Not used DSPCS 2061ENC2 Not used 2160ENC1 DSPSCK 2259Not used DSPSDO 2358

11、FS96 DSPSDI 2457ERF GND 2556Not used 2655Not used Not used 2754Not used MODE 2853BTA15 Not used 2952BTA16 Not used 3051BTA17 32 33 34 35 36 37 38 39 40 41 42 43 44 46 47 48 49 50 THERM_IN Notused K0 +5V +5V S YS IN P OFF Notused REMIN GND Notused AMUT ABOOT/INT Notused Notused +5V Notused CODECP D D

12、IRP D 31 45 DIRCS FAN HL FAN CTL 12G LEVEL IN uPD780204GF-091-3BA Q7001 V load Power switch Volume U7001 GP1U281X Q707 MX27C2000 EPROM BTA17 BTA16 BTA15 Q801 AK4527 96kHz CODEC Q704 CS492604 DSP AB/INT 96FS DSPRST Q701 AK4112A 96kHz 24bit DIR DIRPD CODECPD DSPCS DIRCS DSPSCK DSPSOO SDPSOI ERF1 Q301

13、TC9482N Electro volume DATA CK Q503 TDA85630 Power IC Power Audio mute From power muting circuit STB Q305 Q326 Gain control Q510 Fan control MICROPROCESSOR CONNECTION DIAGRAM FL tube X7001 5MHz GXW-5.1 1G 2G 3G 4G 5G 6G 7G 8G 9G 10G 11G 13G 14G 15G P 1 P 2 P 3 P 4 P 5 100 99 98 97 96 95 94 93 92 91

14、90 89 88 87 86 85 84 83 82 81 Vdd 180P6 STBY/RECV 279VFL Not used 378P7 Not used 477P8 Not used 576P9 Not used 675P10 SDO 774P11 SCK 873P12 Not used 972P13 RESET 1071P14 X2 1170P15 X1 1269P16 GND 1368P17 XT2 1467Not used GND 1566 +5V 1665GAINCTL VOLSLT 1764 Not used 1863POWER DSPRST 1962Not used DSP

15、CS 2061ENC2 Not used 2160ENC1 DSPSCK 2259Not used DSPSDO 2358FS96 DSPSDI 2457ERF GND 2556Not used 2655Not used Not used 2754Not used MODE 2853BTA15 Not used 2952BTA16 Not used 3051BTA17 32 33 34 35 36 37 38 39 40 41 42 43 44 46 47 48 49 50 THERM_IN Notused K0 +5V +5V S YS IN P OFF Notused REMIN GND

16、Notused AMUT ABOOT/INT Notused Notused +5V Notused CODECP D DIRP D 31 45 DIRCS FAN HL FAN CTL 12G LEVEL IN uPD780204GF-091-3BA Q7001 V load Power switch Volume U7001 GP1U281X Q707 MX27C2000 EPROM BTA17 BTA16 BTA15 Q801 AK4527 96kHz CODEC Q704 CS492604 DSP AB/INT 96FS DSPRST Q701 AK4112A 96kHz 24bit

17、DIR DIRPD CODECPD DSPCS DIRCS DSPSCK DSPSOO SDPSOI ERF1 Q301 TC9482N Electro volume DATA CK Q503 TDA85630 Power IC Power Audio mute From power muting circuit STB Q305 Q326 Gain control Q510 Fan control MICROPROCESSOR CONNECTION DIAGRAM FL tube X7001 5MHz GXW-5.1 No.FunctionI/O ActDescriptionNo.Funct

18、ionI/OActDescription 1VddPower supply +5V51 BTA17OHSet up output terminal for BOOT ROM address. 2STBY/RECVOLStandby / received indicator output terminal. L : Light on52 BTA16OHSet up output terminal for BOOT ROM address. 3Not usedILNot used53 BTA15OHSet up output terminal for BOOT ROM address. 4Not

19、usedILNot used54 Not usedILNot used 5Not usedILNot used55 Not usedILNot used 6Not usedILNot used56 Not usedILNot used 7SDOOHSerial data output terminal for volume mode.57 ERFIHDIR ERF signal input terminal. 8SCKOCLK Serial clock output terminal for volume mode.58 Not usedILNot used 9Not usedILNot us

20、ed59 Not usedILNot used 10RESETReset terminal.60 ENC1IHVolume control input terminal. 11X2Main clock input terminal. 5MHz61 ENC2IHVolume control input terminal. 12X1Main clock input terminal. 5MHz62 Not usedILNot used 13GNDConnect to the ground terminal.63 POWEROHPower supply control output terminal

21、. 14XT2Open terminal. Sub-clock input terminal.64 FAN_HLOLFAN control terminal. 15GNDTo connect to the ground. Sub-clock input terminal.65 GAINCTLOHGain control output terminal. 16+5VPower supply. +5V66 FAN_CNTOLSelect terminal of FAN. 17VOLSLTOHStrobe output terminal for electrical volume.67 Not us

22、edILNot used 18Not usedILNot used68 P17OHSegment signal output terminal of fluorescence tube. 19DSPRSTOLReset output terminal of DSP69 P16OHSegment signal output terminal of fluorescence tube. 20DSPCSOLChip select output terminal for DSP.70 P15OHSegment signal output terminal of fluorescence tube. 2

23、1Not usedILNot used71 P14OHSegment signal output terminal of fluorescence tube. 22DSPSCKOCLK Serial clock output terminal for DIR and DSP.72 P13OHSegment signal output terminal of fluorescence tube. 23DSPSDOOHSerial data output terminal for DIR and DSP.73 P12OHSegment signal output terminal of fluor

24、escence tube. 24DSPSDIIHSerial data input terminal for DSP.74 P11OHSegment signal output terminal of fluorescence tube. 25GNDGround terminal of A/D converter.75 P10OHSegment signal output terminal of fluorescence tube. 26LEVEL_INIADetection input terminal for input signal.76 P9OHSegment signal outpu

25、t terminal of fluorescence tube. 27Not usedIANot used77 P8OHSegment signal output terminal of fluorescence tube. 28MODEIAInitializing input terminal for mode select.78 P7OHSegment signal output terminal of fluorescence tube. 29Not usedIANot used79 VFLPower supply terminal of fluorescence tube. 30Not

26、 usedIANot used80 P6OHSegment signal output terminal of fluorescence tube. 31THERM_INIADetection terminal of temperature.81 P5OHSegment signal output terminal of fluorescence tube. 32Not usedIANot used82 P4OHSegment signal output terminal of fluorescence tube. 33K0IAInput key terminal.83 P3OHSegment

27、 signal output terminal of fluorescence tube. 34+5VPower supply terminal of A/D converter. +5V84 P2OHSegment signal output terminal of fluorescence tube. 35+5VCompare input voltage terminal for A/D converter.85 P1OHSegment signal output terminal of fluorescence tube. 36SYSINILRI input terminal.86 15

28、GOHGrid signal output terminal of fluorescence tube. 37POFFILDetection power failure input terminal.87 14GOHGrid signal output terminal of fluorescence tube. 38Not usedILNot used88 13GOHGrid signal output terminal of fluorescence tube. 39REMINILInput terminal of remote controller.89 12GOHGrid signal

29、 output terminal of fluorescence tube. 40GNDTo connect to the ground terminal90 11GOHGrid signal output terminal of fluorescence tube. 41Not usedILNot used91 10GOHGrid signal output terminal of fluorescence tube. 42AMUTOHMuting output terminal for power amplifier.92 9GOHGrid signal output terminal o

30、f fluorescence tube. 43ABOOT/INT I/OHAUTOBOOT/INTREQ mode input terminal of DSP.93 8GOHGrid signal output terminal of fluorescence tube. 44Not usedILNot used94 7GOHGrid signal output terminal of fluorescence tube. 45Not usedILNot used95 6GOHGrid signal output terminal of fluorescence tube. 46+5V+5V9

31、6 5GOHGrid signal output terminal of fluorescence tube. 47Not usedILNot used97 4GOHGrid signal output terminal of fluorescence tube. 48CODECPDOLCODEC POWER DOWN signal output terminal.98 3GOHGrid signal output terminal of fluorescence tube. 49DIRPDOLDIR POWER DOWN signal output terminal.99 2GOHGrid

32、signal output terminal of fluorescence tube. 50DIRCSOLDIR chip select output terminal.100 1GOHGrid signal output terminal of fluorescence tube. MICROPROCESSOR TERMINAL DESCRIPTION EXPLODED VIEW S5 S5 S5 S3 U1 U2 U3 U4 U6 U5 A1 A3 A5 A5 A5 A7 A9 A17 A19 A21 A23 A25 A29 A103 A105 x 4 A33 A35 A39 A101

33、D901 E819 E889 E890 F901 P7001 P702 P901 Q905A A103A103 A12 A13 A12 A41 A2 x2 A30 S1 S2 S4 S6 S7 S19 S18 S17 S16 S14 S15 S13 S8 S12 S11 T901 GXW-5.1 NOTE: THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE ONLY WITH PART NUMBER SPECIFIED. EXPLODED PARTS LIST

34、REF. NO.PART NO.DESCRIPTION (AMPLIFIER SECTION) U11A903558-1BNADG-7058-1B, DSP circuit PC board assy U21A903559-1BNAAF-7059-1B, Power amplifier circuit PC board assy U31A903560-1BNADIS-7060-1B, Display circuit PC board assy U41A903561-1BNAAF-7061-1B, Power supply circuit PC board assy U51A903562-1BN

35、AETC-7062-1B, Second regulator PC board assy U61A903521-1BNASW-7121-1B, Power switch PC board A127111262Front bracket assy (Clear plate + Front bracket) A228141463Cushion 45 x 5 t=2 A38384260882.6TTB+8B(BC), Self-tapping screw A48381300883TTB+8B, Self-tapping screw A728325683Knob (SS) A927100397Chas

36、sis A1228141464Cushion, 10 x 10 t=0.5 A1328141465Cushion, 20 x 20 t=0.5 A178304400894TTC+8C(BC), Self-tapping screw A1927160485Heat sink A218014333SMS8W.SW+14B(BC), Special screw A2327141788Retainer, front A2527141789Retainer, back A2928184805Top cover A3028141462Cushion, 180 x 5 t=1 A318384300883TT

37、B+8B(BC), Self-tapping screw A33! 27300750S-RELIEF #2271, Cord bushing A3927190693KGLS-6R, Holder A4129362900Label RISK A10127122823Rear panel A1058384501085TTB+10B(BC), Self-tapping screw D901 ! 22380308RS1505M or ! 22380044RBV-1506, Diode E819 27190541WS-1NS, Holder E889 24502314AD06T-12TM, Fan E8

38、90 260208Wire tie E900 28141464Cushion,10 x 10 t=0.5 F901 ! 2521592A-UL/T-237, Fuse P7001 2045182512NCFC5-182512, Flexible flat cable P702 2045222012NCFC5-222012, Flexible flat cable P901! 253279HITAS-UC-2#18, Power cord Q905A8014333SMS8W.SW+14B(BC), Special screw R519A8014333SMS8W.SW+14B(BC), Speci

39、al screw T901 ! 2301513NPT-1412D, Power transformer (CABINET SECTION) S1401-GXW5SR-RLPanel, L/R 1set S2903-1GGXW5-SR Net assy,with grille cloth S3505GXW51Cabinet assy S4196-GXW5-SWCord assy,205/110 VH type L=280 S5838435204Self tapping screw,Bind head 3.5x16(BC) Tapping(A) S6838440204Self tapping sc

40、rew,Bind head 4x20 Tapping(A) S7300-F8405000Self tapping screw,Flat head 4x50(BC) Tapping(A) S8305-C8402000Self tapping screw,Cuo head 4x20(BC) S-Tite S11429-GXW5-SWCushion, L=870 W=4 t=1 S12430-NS-290Washer,?9-?5 t=1 S13431-BGXW5-SW Absorbent sponge S14436-ANS-290Absorbent sponge,HB-08 150 x100 x10

41、t S15436-BNS-290Absorbent sponge,HB-08 150 x80 x10t S16436-CNS-290Absorbent sponge,HB-08 210 x80 x10t S17436-DNS-290Absorbent sponge,HB-08 300 x20 x10t S18437-GXW5-SWBottom leg assy,?15 S19516-GXW5-SWBottom plate assy PRINTED CIRCUIT BOARD PARTS LIST DSP CIRCUIT PC BOARD (NADG-7058-1B) CIRCUIT NO.PA

42、RT NO.DESCRIPTIONCIRCUIT NO.PART NO.DESCRIPTION ICsSockets Q701 22241520R2AK4112AVFP702B25052322 orNSCT-22P2219 or Q703 22241399R2TC7WU04F25052516NSCT-22P2413 Q704 22241340R9CS492604-CLP705 25051238NSCT-13P1028 Q705,Q706 22274574ER2OTC74VHC574FTP706 25051235NSCT-10P1025 Q707 22241596R3 orMBM29F002TC

43、-90PFTN orJacks 22241591R3MX27C2000P7201 25045641NPJ-2PDR446, Line input Q708 222740077R2OTC74HCT7007AFP7202 25045473NPJ-1PDBL291, Coaxial input Q709 22278033DR2NEMPC2933TPhoto coupler Q710 22274000GR2OTC74VHCT00AFTU7201 24120037TORX178B, Digital input Q7201 222740046R2OTC74HCU04FResonators Q801 222

44、41529R3AK4527VQX701 3010327 orAT-4912.288MHz Q803-Q808 22241383R2NJM4565M-D3010320 or Diodes3010335 D801-D811 223234R2 or1SS352 orOscilator 223269R21SS355, ChipX702 3010324R2CSTCV12.2MTJ0C4 Coils L701-L703, 231237M022R2NCH-1471POWER AMPLIFIER CIRCUIT PC BOARD (NAAF-7059-1B) L720,L7201,CIRCUIT NO.PAR

45、T NO.DESCRIPTION L7202,L721-L724, ICs L802,L803 Q301 22241371TC9482N L704,L705 230921R2Q302-C304,Q316 22241383R2NJM4565M-D CapacitorsQ501-Q503 ! 22241679TDA8563AQ C701,C708, 354721019100uF,6.3V,Elect.Q901,Q902 222780125JRC orNJM78M12FA or C7203,C740-C741,222780125MAT or AN78M12F or C767,C768,C770 22

46、2780125NECMPC78M12HF C788,C791354724719470uF,6.3V,Elect.Transistors C807,C810 354722219220uF,6.3V,Elect.Q305-Q312,2213631 orRN1241-A or C811,C840,C842 354742219220uF,16V,Elect.Q3142213632RN1241-B C812,C813,C830,35478470947uF,50V,Elect.Q313,Q514 2216350R2 orKRA107S or C831,C844,C845,2216360R2RN2407 C

47、858,C859 Q507,Q513,2216340R2 orKRC107S or C816,C817,C833, 3747215240.015uF+/-5%,50V, PlasticQ510 2216260R2RN1407 C846,C847, Q508 2216230R2 orKRA103S or C860,C861 2214540R2RN2403 C825 35574100910uF,16V,Elect.Q509 2216175R2 orKTC3875-GR or C827,C82935474470947uF,16V,Elect.2213145R22SC2712-GR C832 3747

48、215440.1uF+/-5%,50V, PlasticQ511 2215975 orKTA1266-GR or C834,C8363747268340.068uF+/-5%,50V, Plastic22114552SA1015-GR C835,C837,C848, 374726814680pF+/-5%,50V, PlasticQ512 2213640 orDTC123JS or C849,C850,C851 2215830KRC105M C862-C865 Q516 2203434KTD2061-Y C868,C869 35474220922uF,16V,Elect.Diodes D301

49、,D502, 223234R2 or1SS352 or D504 223269R21SS355, Chip D506 224491300R2UDZ13B or D905-D908 22380260 orRL1N4003 or 22380035GP104003E, Zener -1- GXW-5.1 Q 5 1 6 K T D 2 0 6 1 P 7 0 0 1 BJ J 5 B J 7 BJ 7 A J 5 A Q 3 0 7 R N 1 2 4 1 Q 3 0 8 R N 1 2 4 1 Q 3 1 4 R N 1 2 4 1 Q 3 0 6 R N 1 2 4 1 Q 3 0 5 R N 1 2 4 1 Q 3 0 9 R N 1 2 4 1 Q 3 1 0 R N 1 2 4 1 Q 3 1 1 R N 1 2 4 1 Q 3 1 2 R N 1 2 4 1 P 7 0 6 A R 5 1 9 1 0 KT H E R M I S T O R Z 0 0 1 F A N M O T O R Q 3 1 3 K R A 1 0 7 S R 3 7 5 4 . 7 K R 3 7 6 3 3 0 R 3 7 32 2 0 K R 3 7 4 3 . 9 K