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1、PR-155X SERVICE MANUALSERVICE MANUAL MODEL PR-155X 230-240V AC, 50HzUPP Ref. No. 3821 092004 AV CONTROLLER Silver models RC-568S AV CONTROLLER MASTER VOLUME DTSPCMDIGITALDSPSTEREO(GRN ) MULTI IN(RED ) PL PR-15 5X SW LV L CTRLSTANDBY / ON STANDBY INPUT SURROUND MEMORYTIMER PHONES MULTI JOG PUSH TO EN
2、TER CLEAR MEMORY RC-568S 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. MAKE LEAKAGE-CURRENT
3、OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER. RadioFans.CN 收音机爱 好者资料库 PR-155X SPECIFICATIONS Input Sensitivity and Impedance :150 mV / 50 k (LINE) Output Level and Impeadance : 1 V / 600 (ST
4、EREO ,VOLUME MAX at max.) Frequency Response :120 Hz - 20 kHz : +1 / -3 dB (FL/FR/C/SL/SR) 20 Hz - 120 Hz : 0 / -3 dB (SW) Tuner Section Tuning Frequency Range :FM 87.50 - 108.00 MHz, AM 522 - 1611 kHz Frequency Response :30 Hz - 15 kHz (1.5dB) General Power Consumption :15 W Dimensions (W x H x D)
5、:155 x 94 x 288 mm Weight :2.0 kg Audio inputs Digital Inputs :3 (OPTICAL) (DVD/CD, CDR/TAPE/TV/VIDEO, LINE/GAME) Analog Inputs :2 (MD, CDR/TAPE/TV/VIDEO) Multichannel Inputs : 1 (FL, FR, C, SL, SR, SW) FL/FR input jacks are common to DVD/CD L and R Audio outputs Analog Outputs :2 (MD, CDR/TAPE/TV/V
6、IDEO) Pre Outputs :FL, FR, C, SL, SR, SW Phones :1 Amplifier section Specifications and features are subject to change without notice. RadioFans.CN 收音机爱 好者资料库 SERVICE PROCEDURES-1 PR-155X 1. Replacing the fuses This symbol located near the fuse indicates that the fuse used is show operating type, Fo
7、r continued protection against fire 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
8、 symbol est apposre. 2. To initialize the unit This device employs a microprocessor to perform various functions and operations. If interference generated by an external power supply, radio wave, or other electrical sauce results in accident which causes the specified operations and functions to ope
9、rate abnormally. To perform a result, please follow the procedure below. 1. Press and the hold down the INPUT button, then press the STANDBY/ON button when the unit is Power ON. 2. After C l e a r is displayed, the preset memory and each mode stored in the memory, are initialized and will return to
10、the factory settings. REF NO.DESCRIPTIONPART NO. F901 F901 or 0.5A-SE-EAKW 500MA-SE-TL250V 252063 252268 4. Memory backup 1. Press and the hold down the SW LVL CTRL button , then press the STANDBY/ON button when the unit is Power ON. Version is displayed on FL display only for 3 seconds. 2. Press th
11、e STANDBY/ON button to Power Off. 3. To check version of microprocessor. Only Main microprocessor Q7001 V040805A The PR-155X uses a battery-less memory backup system in order to retain radio presets and other settings when its unplugged or in the case of a power failure. Although no batteries are re
12、quired, the PR-155X must be plugged into an AC outlet in order to charge the backup system. Once it has been charged, the PR-155X will retain the settings for several weeks, although this depends on the environment and will be shorter in humid climates. However, the clock and timer settings are can-
13、celled. RadioFans.CN 收音机爱 好者资料库 OPERATION CHECK DSP DEBUG MODE PR-155X PR155X E V040508A 1-0-H23 FL Tube Details 0.5 sec. DBG MODE RDSRPTRDM 132 547689 Regarding the DSP DEBUG MODE In this test mode, the check with normal communication of a microcomputer and the data of DSP and DIR is possible. This
14、 information is a help to find the cause of failure. 1. Press and hold down the SW LVL CTRL button and then press the STANDBY/ON button when the unit is power on. 2. Press the SW LVL CTRL button while V040508A is shown. 3. Press the SW LVL CTRL button while PR155X E is shown. If you fail to do this
15、time, return to step-1. Press the STANDBY/ON button. DIR UNLOCK1 DSP Decode3 Digital Selecter4 Sampling Frequency5 MEMORY Adress7 PreEmphasis2 DIR Status6 ROM/RAM Select/Download Status8 DSP Detect Format9 Turn on AUTO indicator = Normal A=ANALOG 1 = RX1 2 = RX2 3 = RX3 4 = RX4 96 = 96kHz 48 = 48kHz
16、 44 = 44kHz 32 = 32kHz - = Not detect 0 = PCM/ANALOG 2 = DTS-CD 5 = DD(DOLBY DIGITAL)/DTS/AAC 0 = DD(DOLBY DIGITAL) + PLII(PROLOGICII) 2 = DTS 4 = AAC 5 = AAC + PLII(PROLOGIC II) 6 = COS 7 = Mode for Factory test H = RAM(AutoBoot complete) L = ROM(Under Autoboot) IEC61937 00 = Null 01 = Dolby Digita
17、l 03 = Pause 04 = MPEG1 L1 05 = MPEG1 L23/MPEG2 w/o 06 = MPEG2 w/o 07 = MPEG2 AAC 0B = DTS1 0C = DTS2 0D = DTS3 1B = MPEG2 AAC1 1C = MPEG2 AAC2 Except IEC61937 20 = Silent 21 = DTS LD 22 = DTS CD 23 = PCM Turn on TIMER indicator = Lock Turn on SLEEP indicator = Lock PR-155X PR-155X EXPLODED VIEW A10
18、3 A105 x 10 U10 U02 U07 A013 P901 A005 x 4 U01 U03 U05 A029 A031 x 6 A001 A003 A005 x 2 A101 A107 A035 A033 A109 A021 A025 U06 A005 A019A009 x 2 A019 U04 U09 F901 P101 A007 T901 0 x 3 U08 A011 A009 x 2 A110 Not use Front side PR-155XPR-155X BLOCK DIAGRAM PREOUT OSC. MD IN R L DVD/CD FRONT R L CDR/TA
19、PE/TV R L +5V +2.5V DSP +3.3V MEMORY FLAC FL TUBE FLAC +9V +7V -27V +5V +5.6V Q325,326 MUTE 5MHz 12.5MHz 12.288MHz L R L R MULTI CH INPUT CENTER SURR R SUBWOOFER RIGHT LEFT PHONES REMOTE SENSOR RI RI INTERFACE SUBWOOFER CONTROL Q7091,7092 S.W. CONTROL DRIVER T901 MAIN TRANS. T902 SUB TRANS. AC IN DV
20、D CDR LINE Q8001 SUB MICROPROCESSOR MPD780232GC -15dB -15dB -15dB -15dB -15dB -5dB +15dB Q301 BD3811K1(2/2) FM/AM TUNER UNIT Q701 DIR AK4586(1/3) 120Hz LPF MASTER VOLUME CUT BOOST DSW MCSW DC MCC BL TL BR TR MCSR DSR DSL MCSL HPIN DAUX L R L R SUBWOOFER MCSL MCSR MCC MCSW AUMUT HPMUT R L POWRL HPIN
21、S8001 MASTER VOLUME LED D8003, D8005-8009 FL TUBE Q8101 MD OUT CDR OUT P351 F901 RL901 P901 D902 D911 D921 Q7001 MAIN MICROPROCESSOR MPD784225GC S8008 MULTI JOG U8001 P7091 Q301 BD3811K1(1/2) P301(2/2) P304(1/2) DIGITAL IN Q732 TC7WU04FU Q775 M5M5V108DKV 1M-BIT RAM Q774 MX27L2000 2M-BIT EPROM U701 U
22、703 U702 P301(1/2) P304 P302(1/2) P302(2/2) POWER SUPPLY POWER SUPPLY HEAD PHONE AMP. Q321 Q311 MUTE Q312 MUTE Q313 MUTE Q316,317 MUTE Q315 MUTE Q314 MUTE FRONT SURR CENTER L R Q791 BA33C25FP Q701 96/24D/A AK4586(3/3) Q304 NJM4565V Q701 96/24A/D AK4586(2/3) Q731 (AC-3,DTS,AAC) (DTS)(PLII) CS493292 L
23、 Q922 7805HF Q914 78L07 -7VQ915 79L07 +12V Q911 78M12HF +20V -20V Q931 Q921 7805HF 50kHzLPF Q401(1/2) NJM4565V 50kHzLPF Q401(2/2) NJM4565V 50kHzLPF Q402(1/2) NJM4565V 50kHzLPF Q402(2/2) NJM4565V 50kHzLPF Q403(1/2) NJM4565V 5kHzLPF Q403(2/2) NJM4565V L R L R DIR AD/DA Q701 OPT. TERMINAL etc. SUB MICR
24、O PROCESSOR Q8001 AUDIO CIRCUIT Q301,302,321 etc. TUNER UNIT MICROPROCESSOR Q7001,Q8001 SELECTOR SELECTOR SELECTOR RDS DECODER BU1923F RDSIN BACK UP C7074 A 1 2 3 4 5 BCDEFGH PR-155XPR-155X BLOCK DIAGRAM PREOUT OSC. MD IN R L DVD/CD FRONT R L CDR/TAPE/TV R L +5V +2.5V DSP +3.3V MEMORY FLAC FL TUBE F
25、LAC +9V +7V -27V +5V +5.6V Q325,326 MUTE 5MHz 12.5MHz 12.288MHz L R L R MULTI CH INPUT CENTER SURR R SUBWOOFER RIGHT LEFT PHONES REMOTE SENSOR RI RI INTERFACE SUBWOOFER CONTROL Q7091,7092 S.W. CONTROL DRIVER T901 MAIN TRANS. T902 SUB TRANS. AC IN DVD CDR LINE Q8001 SUB MICROPROCESSOR MPD780232GC -15
26、dB -15dB -15dB -15dB -15dB -5dB +15dB Q301 BD3811K1(2/2) FM/AM TUNER UNIT Q701 DIR AK4586(1/3) 120Hz LPF MASTER VOLUME CUT BOOST DSW MCSW DC MCC BL TL BR TR MCSR DSR DSL MCSL HPIN DAUX L R L R SUBWOOFER MCSL MCSR MCC MCSW AUMUT HPMUT R L POWRL HPIN S8001 MASTER VOLUME LED D8003, D8005-8009 FL TUBE Q
27、8101 MD OUT CDR OUT P351 F901 RL901 P901 D902 D911 D921 Q7001 MAIN MICROPROCESSOR MPD784225GC S8008 MULTI JOG U8001 P7091 Q301 BD3811K1(1/2) P301(2/2) P304(1/2) DIGITAL IN Q732 TC7WU04FU Q775 M5M5V108DKV 1M-BIT RAM Q774 MX27L2000 2M-BIT EPROM U701 U703 U702 P301(1/2) P304 P302(1/2) P302(2/2) POWER S
28、UPPLY POWER SUPPLY HEAD PHONE AMP. Q321 Q311 MUTE Q312 MUTE Q313 MUTE Q316,317 MUTE Q315 MUTE Q314 MUTE FRONT SURR CENTER L R Q791 BA33C25FP Q701 96/24D/A AK4586(3/3) Q304 NJM4565V Q701 96/24A/D AK4586(2/3) Q731 (AC-3,DTS,AAC) (DTS)(PLII) CS493292 L Q922 7805HF Q914 78L07 -7VQ915 79L07 +12V Q911 78M
29、12HF +20V -20V Q931 Q921 7805HF 50kHzLPF Q401(1/2) NJM4565V 50kHzLPF Q401(2/2) NJM4565V 50kHzLPF Q402(1/2) NJM4565V 50kHzLPF Q402(2/2) NJM4565V 50kHzLPF Q403(1/2) NJM4565V 5kHzLPF Q403(2/2) NJM4565V L R L R DIR AD/DA Q701 OPT. TERMINAL etc. SUB MICRO PROCESSOR Q8001 AUDIO CIRCUIT Q301,302,321 etc. T
30、UNER UNIT MICROPROCESSOR Q7001,Q8001 SELECTOR SELECTOR SELECTOR RDS DECODER BU1923F RDSIN BACK UP C7074 A 1 2 3 4 5 BCDEFGH PR-155X BLOCK DIAGRAM PREOUT OSC. MD IN R L DVD/CD FRONT R L CDR/TAPE/TV R L +5V +2.5V DSP +3.3V MEMORY FLAC FL TUBE FLAC +9V +7V -27V +5V +5.6V Q325,326 MUTE 5MHz 12.5MHz 12.2
31、88MHz L R L R MULTI CH INPUT CENTER SURR R SUBWOOFER RIGHT LEFT PHONES REMOTE SENSOR RI RI INTERFACE SUBWOOFER CONTROL Q7091,7092 S.W. CONTROL DRIVER T901 MAIN TRANS. T902 SUB TRANS. AC IN DVD CDR LINE Q8001 SUB MICROPROCESSOR MPD780232GC -15dB -15dB -15dB -15dB -15dB -5dB +15dB Q301 BD3811K1(2/2) F
32、M/AM TUNER UNIT Q701 DIR AK4586(1/3) 120Hz LPF MASTER VOLUME CUT BOOST DSW MCSW DC MCC BL TL BR TR MCSR DSR DSL MCSL HPIN DAUX L R L R SUBWOOFER MCSL MCSR MCC MCSW AUMUT HPMUT R L POWRL HPIN S8001 MASTER VOLUME LED D8003, D8005-8009 FL TUBE Q8101 MD OUT CDR OUT P351 F901 RL901 P901 D902 D911 D921 Q7
33、001 MAIN MICROPROCESSOR MPD784225GC S8008 MULTI JOG U8001 P7091 Q301 BD3811K1(1/2) P301(2/2) P304(1/2) DIGITAL IN Q732 TC7WU04FU Q775 M5M5V108DKV 1M-BIT RAM Q774 MX27L2000 2M-BIT EPROM U701 U703 U702 P301(1/2) P304 P302(1/2) P302(2/2) POWER SUPPLY POWER SUPPLY HEAD PHONE AMP. Q321 Q311 MUTE Q312 MUT
34、E Q313 MUTE Q316,317 MUTE Q315 MUTE Q314 MUTE FRONT SURR CENTER L R Q791 BA33C25FP Q701 96/24D/A AK4586(3/3) Q304 NJM4565V Q701 96/24A/D AK4586(2/3) Q731 (AC-3,DTS,AAC) (DTS)(PLII) CS493292 L Q922 7805HF Q914 78L07 -7VQ915 79L07 +12V Q911 78M12HF +20V -20V Q931 Q921 7805HF 50kHzLPF Q401(1/2) NJM4565
35、V 50kHzLPF Q401(2/2) NJM4565V 50kHzLPF Q402(1/2) NJM4565V 50kHzLPF Q402(2/2) NJM4565V 50kHzLPF Q403(1/2) NJM4565V 5kHzLPF Q403(2/2) NJM4565V L R L R DIR AD/DA Q701 OPT. TERMINAL etc. SUB MICRO PROCESSOR Q8001 AUDIO CIRCUIT Q301,302,321 etc. TUNER UNIT MICROPROCESSOR Q7001,Q8001 SELECTOR SELECTOR SEL
36、ECTOR RDS DECODER BU1923F RDSIN BACK UP C7074 A 1 2 3 4 5 BCDEFGH A 1 2 3 4 5 BCDEFGH PR-155XPR-155X SCHEMATIC DIAGRAMS-1 AUDIO & MICROPROCESSOR SECTION D911 S1NB60-4062 P7091 C382 224J C383473J P8002B NADIS-7919 (P8002A) JL302B JL302A Q915 79L07 G IO Q922 78M56 G IO Q911 78M12HF G IO Q921 7805HF G
37、IO J7002B J7002A P7002 CLK. ADJUST R7094 RXE010 JL301B NAETC-7922 (JL301) C7070 Q322 RN2402 Q303 RN2402 Q7023 RN2403 Q7096 TC74HCT7007AF 1 2 3 4 5 69 10 11 12 13 14 Q326 RN1441 Q325 RN1441 Q316 RN1441 Q314 RN1441 Q313 RN1441 Q312 RN1441 Q311 RN1441 Q315 RN1441 Q317 RN1441 Q324 RN1441 Q323 RN1441 Q30
38、4 NJM4565V 5 6 4 7 Q302 NJM4565V 5 6 4 7 Q321 NJM4565V 5 6 4 7 Q304 NJM4565V3 8 2 1 Q302 NJM4565V 38 2 1 Q321 NJM4565V 3 8 2 1 P7001 (FLASH ONLY) Q914 78L07 G IO Q7091 2SB1068-U Q931 2SA1015-GR D921 RBV402 L7001 NCH-1479 NC XI RCLK XO VDD2 VSS2 T1 T2CMP VSS3 VSS1 VDD1 MUX VREF RDATA QUAL Q111 BU1923
39、F 1 2 3 4 5 6 7 89 10 11 12 13 14 15 16 D7022 UDZS5.1B D933 UDZS27B D7003 UDZS6.8B D923 D7001 D7062 D7060 D924D925 D932 D7023 D931 D922 D7002 Q7092 RN1402 Q7060 RN1404 X7001 12.5MHZ AT-49/U03C X111 C928 2.2/50 C919 2.2/50 C103 2.2/50 C101 3.3/50 C384 47/16 C7091 22/16 C922 4700/16 C918 100/16 C920 1
40、00/16 C352 47/16 C344 47/16 C34022/16 C34322/16 C342 22/16 C34122/16 C339 22/16 C321 10/16 C322 10/16 C7074 104 C7001 100/6.3 C7032 100/6.3 C7061 1/50 C356 10/16 C355 10/16 C358 10/16 C357 10/16 C361 100/6.3 C362 100/6.3 C7002 100/6.3 C111 2.2/50 C31110/16 C31210/16 C31310/16 C31410/16 C31510/16 C31
41、610/16 C924 10/16 C926 10/16 C916 220/16 C914 1000/35 C913 2200/25 C932 47/50 C931 100/35 C323220/16 C324 220/16 C320 10/16 C317 10/16 C318 10/16 C319 10/16 Q7001 MPD784225GC AVDD75 AVREF1 7 AVSS 4 P00/INTP061 P01/INTP162 P02/INTP2/NMI63 P03/INTP364 P04/INTP465 P05/INTP566 P10/ANI076 P11/ANI177 P12/
42、ANI278 P120/RTP052 P121/RTP153 P122/RTP254 P123/RTP355 P124/RTP456 P125/RTP557 P126/RTP658 P127/RTP759 P13/AIN379 P130/ANO0 5 P131/ANO1 6 P14/AIN480 P15/ANI5 1 P16/ANI6 2 P17/ANI7 3 P20/SI1/RXD1 11 P21/SO1/TXD1 12 P22/SCK1/ASCK1 13 P23/PCL 14 P24/BUZ 15 P25/SI0/SDA0 16 P26/SO0 17 P27/SCK0/SCL0 18 P3
43、0/TO044 P31/TO145 P32/TO246 P33/TI147 P35/TI0049 P35/TI248 P36/TI0150 P37/EXA51 P40/AD0 19 P41/AD1 20 P42/AD2 21 P43/AD3 22 P44/AD4 23 P45/AD5 24 P46/AD6 25 P47/AD7 26 P50/A8 27 P51/A9 28 P52/A10 29 P53/A11 30 P54/A12 31 P55/A13 32 P56/A14 34 P57/A15 35 P60/A16 36 P61/A17 37 P61/A18 38 P63/A19 39 P6
44、4/RD 40 P65/WR41 P66/WAIT42 P67/ASTB43 P70/SI2/RXD2 8 P71/SO2/TXD2 9 P72/SCK2/ASCK2 10 VDD074 VDD168 VPP71 VSS067 VSS1 33 X170 X269 XT173 XT272 RESET60 P702A NAETC-7923 (P702B) P701A NAETC-7923 (P701B) P101 P912A NAETC-7924 (P912B) DA CL MUT VEE VCC BASS BOOST BASSTREBLE 47k 47k 47k 47k 47k 47k 47k
45、47k 47k 47k 47k 47k 47k 47k 47k 47k 47k 47k 47k 47k 47k 47k 47k 47k 47k 47k 47k 47k Q301 BD3811K1 29 70 32 41 44 49 51 53 54 67 56 58 62 60 61 59 47 46 45 66 69 33 40 43 30 10 77 78 21 22 79 80 23 24 1 2 3 4 5 6 7 8 9 11 12 27 26 25 28 15 14 13 16 48 55 19 20 57 17 18 36 37 38 35 71 72 73 74 75 76 6
46、3 64 52 50 65 68 34 39 42 31 R912 150 (1W) R7026 220 R105 100K R913 100 (1W) R914 100 (1W) R390 15K R380 47K R381100K R386100K R385100K R384100K R383100K R382100K R428 NC R427 NC R373 NC R108 1K R101 22K R102 22K R38922K R388 22K R38718K R310 330 R309 330 R316 470K R315 470K R308 2.2K R307 2.2K R301
47、 330 R306 330 R305 330 R304 330 R303 330 R302 330 R7096 220 R7097 220 R7098 220 R7091 470 R7095 22(1W) R7093 2.2K R7092 10K R363 10K R364 10K R923 1.5 (1/2W) R338 100 R351100K R352 6.8K R353 18K R354 22K R337 220K R320 NC R319 NC R366 47 R365 47 R36810KR367 10K R369 47 R317 470K R318 470K R312 2.2K
48、R311 2.2K R313 330 R314 330 R330 270 R329 330 R328 330 R327 330 R326 330 R325 330 R921 1(1W) R370 47 R344 100 R339 100 R343 100 R342 100 R341 100 R340 100 R7046220 R7042220 R336 100K R335 100K R334 100K R333 100K R332 100K R331 100K R7122 220K R7115 10K R7116 10K R356 3.3K R355 3.3K R358220KR357220K
49、 R359220KR360220K R3615.6KR3625.6K R371 220K R7166000J R716247K R7171000J (FLASH 10K) R70661K R7064220 R7160 47K R922 2.2(1/2W) R70761K R70801K R7077IK R70781K R71371K R71321K R7032000J R714010K R704010K R1131K R1111K R1121K R7022 47K R7031220 R7120 1K R7121 10K R7034220 R7035220 R7036220 R70371K R7038220 R7039220 R70212.2K R324 NC R323 NC R322 NC R321 NC R911 10 (1/2W) R93333K R932 2.2K R931 22 (1/2W) R7074 100 R710133K R708410K R708310K R708210K R708110K R70791K R70201K R7019 220 R7018 220 R701782 R701682 R701582 R700310K R7002 1
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