Onkyo-TXNR1008-avr-sm 电路图 维修手册.pdf
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1、TX-NR1008 SERVICE MANUALSERVICE MANUAL RC-771M AV RECEIVER Black and Silver models MODEL TX-NR1008(B)/(S) 120V AC, 60Hz 220-240V AC, 50/60Hz 220-240V AC, 50/60Hz B MDC, B MDF B MMP, S MMP B MMR Ref. No. 4209 072010 SAFETY-RELATED COMPONENT WARNING! COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAG
2、RAM 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. MAKE LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BE
3、FORE RETURNING THE APPLIANCE TO THE CUSTOMER. RadioFans.CN 收音机爱 好者资料库 TX-NR1008 SERVICE PROCEDURE-1 ON/STANDBY Clear Stand-by VCR/DVR 1. Replacing the fuses 2. Safety check out (U.S.A. model only) After correcting the original service problem, perform the following safety check before releasing the
4、unit to the customer. Leakage current Check Measure the leakage current to a known earth ground (water pipe or conduct etc.) by connecting a leakage current tester between the earth ground and exposed metal parts of the unit (input/output ground terminals, screw heads or metal overlays etc.). Plug t
5、he power supply cord directly into a 120Vac 60Hz wall socket and turn ON/STANDBY button on. Any current measured must not exceed 0.5mA. 3. Memory Backup This model uses a EE-PROM IC in order to retain radio presets and other settings. So, memory contents will be kept eternally with no care. 4. To in
6、itialize the unit 1. ON/STANDBY (Power On) 2. VCR/DVR + ON/STANDBY. Preset memory and each mode stored in the memory, are initialized and will return to the factory settings. This symbol located near the fuse indicates that the fuse used is show operating type, For continued protection against fire
7、hazard, replace with same type fuse, For fuse rating, refer to the marking adjacent to the symbol. Ce symbole indique que le fusible utilise est e lent. Pour une protection permanente, nutiliser que des fusibles de meme type. Ce demier est indique la qu le present symbol est apposre. REF NO.PART NAM
8、EDESCRIPTIONPART NO.REMARKS F2000 F2000 or F2001 F2001 or F6901 F6901 or F6902 F6902 or F901 F901 F901 or F901 or 4A-UL/T-233 4A-T/UL-ST2 3.15A-UL/T-233 3.15A-T/UL-ST2 15A-TUL-250V 15A-UL/T-314 15A-TUL-250V 15A-UL/T-314 12A-TUL-250V 12A-UL/T-314 6.3A-SE-EAK 6.3A-SE-TL250V 252325GR 252257GR 252323GR
9、252256GR 252303GR 252197GR 252303GR 252197GR 252301GR 252196GR 252079GR 252279GR ! ! ! ! ! ! ! ! !, !, !, !, FUSE FUSE FUSE FUSE FUSE FUSE FUSE FUSE FUSE FUSE FUSE FUSE : 120V,Canadian model : 120V,Taiwanese model : 230V,CE(European) country model : 220/230-240V,Chinese model RadioFans.CN 收音机爱 好者资料库
10、 TX-NR1008 SERVICE PROCEDURE-2 Main: 1.03/10729AM DSP 1st/NET: 1.06/10922AM7 Video: 1.02/10729AS DSP 2nd: 1.00/10429aMA VSP(Sequoia): 1.03/10709AMA TONE Main: 1.03/10729AM TONE TONE TONE TONE TONE TONE TONE TONE TONE TONE TONE DISPLAYON/STANDBY 5. To check version of Microprocessor, DSP and Video FW
11、(Firmware) 1. ON/STANDBY (Power On) 2. DISPLAY + ON/STANDBY. 3. TONE Tone - Forward TONE Tone - Reversed. 4. ON/STANDBY (Power Off). Main Microprocessor 1st DSP/NET (DA830) Video Microprocessor 2nd DSP VSP (Video Signal Processor) FW Version displayed only for 3 seconds. e.g. TX-NR808 : DTR-40.2/ 50
12、.2, DHC-40.2 RadioFans.CN 收音机爱 好者资料库 TX-NR1008 EXPLODED VIEWS-1 OVERALL F2001 F6902 F6901 F901 P103 P8002 P906 A285 P900 A283 A275 A251 A435 A281 A271 A141 A125 A135 A133 P061 P062 A161 A081 T901 A151 A154 A153 A247 A163 A045 A163 A050 A155 A049 A152 A131 A143 P2101 U0030 U0065 U0040 U0034 U0031 U00
13、7 U0041 U011 U0050 U0029 Q6067 Q6063 Q6057 Q6055 Q6050 Q6051 Q6056 Q6058 Q6054 Q6052 Q6065 Q6060 Q6061 Q6066 Q6068 Q6064 Q6062 Q6053 U0012 U0010 U0051 U0054 U0052 U0032 F901E F2000 A171 x 9 pcs. A159 x 4 pcs. A179 x 4 pcs. A155 x 2 pcs. A167 x 5 pcs. A047 x 6 pcs. A051 x 6 pcs. Q6061A Q6051A Q6050A
14、Q6060A A069 x 6 pcs. A077 x 20 pcs. A063 x 18 pcs. A071 x 2 pcs. A129 x 2 pcs. A137 x 2 pcs. A127 x 2 pcs. A121 x 3 pcs. A177 x 3 pcs. A119 x 4 pcs. A147 x 4 pcs. A147 x 4 pcs. A177 x 3 pcs. P6600A x 6 pcs. P6600A x 2 pcs.P6600A x 14 pcs. A273 x 2 pcs. A267 x 8 pcs. A269 x 2 pcs. A261 x 5 pcs. A255
15、x 12 pcs. A257 x 10 pcs. A259 x 8 pcs. A263 x 2 pcs. A181 x 7 pcs. A702 x 2 pcs. Refer to EXPLODED VIEWS-2 A143 A701 A705 MDC type only A703 A715 x 3 pcs. A717 x 6 pcs. A435 L=10mm A067 U0028 U0027 U0026 U0023 U0022 U0021 U0020 U0025 U0024 A065 x 9 pcs. A153 A165 A157 U0011 A169 x 2 pcs. A061 x 6 pc
16、s. A160 x 3 pcs. A046 x 2 pcs. A048 A072 A435 L=15mm A083 x 4 pcs. A085 x 4 pcs. A093 x 4 pcs. A075 L=40mm A089 L=3mm A149 A148 x 2 pcs. D6901 TX-NR1008 EXPLODED VIEWS-2 FRONT SECTION TX-NR1008 A401 A403 A405 A413 A493 A469 A485 A515 A517 A501 A075 A417 A421 A431 U0081 U00610 U0067 U0064 U0063 P7501
17、 P8641 JL4103 P3101 U0061 U0060 U0062 U0068 A449 A419 A429 A409 A491 A411 x 2 pcs. A425 x 3 pcs. A423 x12 pcs. A427 x 2 pcs. A407 x 2 pcs. A447 x 3 pcs.A435 L=10mm A435 L=10mm A475 3P+6FN A479 3P+6FN A471 3P+6FN A439 3TTB+10B A441 3TTB+10B A445 3TTB+8B A445 3TTB+8B A445 3TTB+8B A443 3TTB+8B A443 3TT
18、B+8B - Bottom View - A455 A477 A459 A457 A461 A463 A465 A467 A451 A473 A453 x 2 pcs. A435 L=20mm A435 L=20mm P9008 U0069 A509 x 2 pcs. A507 x 2 pcs. A505 POWER SWITCH SECTION MMP, MMR type U0066 A435 L=20mm A435 L=20mm A287 SCHEMATIC DIAGRAMS - 1 BLOCK DIAGRAM AUDIO SECTION TX-NR708/808/1008, TX-NA7
19、08/808/1008, HT-RC270, DTR-40.2/50.2, DHC-40.2 A 1 2 3 4 5 BCDEFGH 6 7 8 IJK 1 2 1 1 2 1 2 2 1 1 2 2 2 1 1 2 SUB1L SUB1R MAINL MAINR MAINL MAINR REC_L REC_R 13 14 15 17 SR(DAC) 16 C FL FR MAINL MAINR SRC SLC SBRC SBLC 22 20 23 19 24 18 10 8 11 7 12 6 2 100 3 99 4 98 SL SBL SR SBR R L L R L R Z2L Z2R
20、 L R L R L R L R L R L R L R L R L R L R L R L R L R L R L R L R SPRLF SPRLC SPRLSR SPRLFH SPRLSB C SR/Z3R SL/Z3L SBL/LH/LW(DAC) SBR/RH/RW(DAC) FL FR SPRLFW SBZ2MUT AMUTE H/PMUT PreSURMUT SWMUT SBL/Z2L/Bi_L/LH SBR/Z2R/Bi_R/RH SWZ2TONE-L SPRLFH SPRLFW SPRLSB SPRLSR SPRLC SPRLF Z3L Z3R BiAmp BiAmp LW/
21、LH/Z3 RW/RH/Z3 Z2TONE-R Z3L 54 Z3R 53 SL(DAC) 75 76 64 65 71 70 73 72 74 79 59 58 76 77 78 75 68 69 66 67 64 65 56 57 82 83 43 38 95 39 96 97 98 21 23 3 5 11 Z2-Mute PreSURMUT PreSBMUT 32 33 ADCL ADCR 63 62 99 100 45 42 44 Z3-Mute Z2L Z2R Z2L Z2R 9 SR_Z3-Mute 87 86 15 17 60 61 47 46 TONE TONE HEADPH
22、ONES FRONT LEFT FRONT RIGHT CENTER LEFT RIGHT LEFT RIGHT LEFT SUR. BACK SUR. BACK SUB1 should be always ON. C R2A15220FP priority terminal TV/CD IN TUNER HDMI (FRONT) OUT MAIN (ARC) HDMI SW FL FR Ref. GND RS232 RI C(DAC) ADCL ADCR SUB1L SUB1R SUB2L SUB2R Z2L Z2R Down mix : No use Tone : Use for Z3 S
23、L(DAC) SR(DAC) SL SR SBL SBR FL(MIX) FR(MIX) SW(DAC) FL FR FR(DAC) inverted down mix -6dB 0/-6/-12/-18dB RIGHT TUNER PACK LEFT RIGHT +29dB +29dB +29dB +29dB +29dB SBL/Z2L/Bi_L/LH SBR/Z2R/Bi_R/RH SPEAKER TERMINALS POWER AMPLIFIER N/AB IN OUT IN IR L R +29dB +29dB +29dB +29dB 0dB FIX 0dB FIX TONE TONE
24、 0dB FIX 0dB FIX Z2L Z2L Z3R Z3L Z2R +20dB R L L R ZONE 2 except JJ ZONE 3 Except DHC-only 7chModel only 9chModel 0.5dB step/each VR inverted down mix -6dB Z3L Z3R UNIVERSAL PORT except onk JJ CN/A B A 12V TRIGGER OUT 0.5dB step/each VR except block Z2R OUT SUB DIGITAL IN OPTICAL IN1 (FRONT) OPTICAL
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