Pioneer A-405R, Service Manual

Page 1: ... 2 2 PACKING AND PARTS LIST 5 3 SCHEMATIC AND PCB CONNECTION DIAGRAMS 6 4 PCB PARTS LIST 21 5 ADJUSTMENTS 24 6 IC INFORMATION 25 7 BLOCK DIAGRAM 26 8 FORA 605R HY GR SD HV A 605R G HY EW A 505R HY EW HY GR A 405R HY EW HY GR HV AND A 405R G HY EW TYPES 27 9 PANEL FACIRITIES 32 10 SPECIFICATIONS 35 PIONEER ELECTRONIC CORPORATION 4 Meguro i Chome Meguro ku Tokyo 153 Japan PIONEER ELECTRONICS SERVICE...

Page 2: ...Y KNOB C AAB7089 A 8 FUl FUSE T2A AEK1057 38 ROTARY KNOB L AAB7090 9 J1 FLEXIBLE CABLE ADD11I4 39 ROTARY KNOB B AAB7091 10 40 SPEAKER BUTTON AAD7290 11 TERMINAL SCREW AKE 031 41 SELFILLMI BUTTON A AAD7291 A 12 AC SOKET 3 P AKP 502 42 SELFILLMI BUTTON B AAD7292 A 13 T1 POWER TRANSFORMER ATS7128 43 POWER BUTTON AAD7293 NSP 14 CHASSIS ANA7048 44 MUTING BUTTON AAD7294 15 REAR PANEL ANC7424 45 TOP COVE...

Page 3: ...Note No 47 PANEL BASE ...

Page 4: ... Ratings capacitor pF voltage V unless othrewise noted Rated voltage 50V except for electrolytic capacitors 5 COILS Unit m mH or pH unless otherwise noted 6 VOLTAGE AND CURRENT I Vi Signal voltage at rated output I or V DC voltage V at no input signal unless otherwise noted Value in is DC voltage at rated power mA or i mA DC current at no input signal unless otherwise noted 7 OTHERS or Adjusting p...

Page 5: ...5 J I I I I 3 1 OVERALL WIRING DIAGRAM A B C D I A B C D r 3 ...

Page 6: ...3 2 AF ASSEMBLY SCH 2 AF ASSY HEATSINKS 0525 526 DC LEVEL IS EQUAL TO B OP 8 DON T TOUCH OR YOU WILL BE ELECTRICALY SHOCKED I L A B C D AF ASSY SCH 2 ...

Page 7: ... v o wo c 0 0 0 SrOrO 0 0 0 tftW 0457 C450 C173 _ s OHi O S Xy4 0 O O OI 4 04 PINTERFPCE gglO ftTft to O O O O O 9 8 awfcsTTSIS R12B r p r to O O CO O O L ol 2Sa_o tl ll to O 0 O Q aaio oHS2i o cnrt r Jt22Zrk O tHO oJCSfi L PiaiS V 7ycta 2 y f O lf O OOOOOOOOOOOOOO cn 4 fiF fiSS Y OfiWZ7932 aftWZ7933 omi27gs4s OOOOOOOOOOOOOO fi Rfas 5 0151 O O C Cl 7 Ft NC T ION i R C SEL o o o wo Cl O o l 0 VSrO ...

Page 8: ...i C ASSV a INOdd 01 ...

Page 9: ...d parts side TO AF ASSY CN203 VOLUME ASSY The parts mounted on this PCB include all necessary parts for several destinations For further information for respective destinations be sure to check with the schematic diagram Q511 Q514 Q508 Q504 Q507 Q503 Q501 Q502 Q510 Q506 Q505 Q509 ANP71 39 B ...

Page 10: ...GR HEADPHONE ASS AWZ7S47 01 SAOS 1 50 2651 HEAD PHONE 2 h H P L GNO H P R jQ S1065 050S AF ASSY I CN401 I SCH 2 I SCH 4 NOTE FOR FUSE REPLACEMENT CAUTION FOR CONTINUED PROTECTION AGAINST RISK OF FIRE REPLACE ONLY WITH SAME TYPE AND RATINGS ONLY 1 7 FRONT R ASSY HEADPHONE ASSY AC PRIMARY ASSY FRONT R ASSY HEADPHONE ASSY AC PRIMARY ASSY ...

Page 11: ...4 I 5 ...

Page 12: ...ription OTHERS C103 C104 CABLE HOLDER l5P 51063 1505 C167 C168 CN60I CONNECTOR 9604S 21F C408 Cl 55 Cl 56 C305 C306 AFASSY C455 C456 C463 C465 C466 SEMICONDUCTORS C169 C170 IC151 M5220P C459 C460 IC45I NJM78M15FA C307 C308 IC452 NJM79L15A C405 C407 IC251 TA8409S C467 C468 ICIOI TC9163AN C251 IC301 UPC4570C C317 C320 Q327 Q330 Q409 Q410 2SA1048 C157 C158 Q32LQ322 2SA970 C325 C326 Q311 Q314 2SA992 C...

Page 13: ...XA823J50 C511 CKCYF473Z50 RESISTORS VR501 VARIABLE RESISTOR ACX1090 Other Resistors RDIMPUDQDJ OTHERS CN501 19P SOCKET KP200TA19L CN502 CONNECTOR 7P KPE7 FRONT L ASSY SEMICONDUCTORS IC751 UPC4570C Q75LQ752 2SC1845 Q702 Q703 2SC2458 Q70LQ704 Q707 DTCI24ES D701 D704 D706 BR3361XJ65A D702 HSSI04 02 SWITCHES AND RELAYS S701 S704 ASG1034 CAPACITORS C701 3 3J1F 25V ACH7027 C753 C754 CCCSL151J50 C751 C75...

Page 14: ...ALANCE CON TROL to center and REC SELECTOR SWITCH to off Set VR301 and VR302 to minimum 3 Set the POWER switch to ON 4 Adjust VR301 VR302 so that the voltage between both sides of R413 R4I4 becomes 16mV lmV Within 10 seconds from when the relay is turned ON 5 Ages for 7 minutes 6 Adjust VR301 VR302 so that the voltage between both sides of R413 R414 becomes 1 lmV lmV Fig 5 1 Adjustment Method ...

Page 15: ...n P4o El Volume DOWN data output P4i 0 Volume UP data output m P4 I FUNCTION selector input 1 Etl P43 I FUNCTION selector input 2 34 POo I WAKE UP input Key on wake up specification 35 POi I MUTE KEY input Key on wake up specification 36 PO2 I DIRECT KEY input Key on wake up specification Eg PO3 0 Protection control pin m PO4 I Output error detection pin PO5 0 MUTING control pin D LOUDNESS KEY inp...

Page 16: ...7 BLOCK DIAGRAM 2B ...

Page 17: ...ot used ATS7129 Not used Not used ACl lOV 120 I27V 220V 240V A Swith Main power ASH 501 ASH 501 Not used ASH 501 ASH 501 A Voltage selector SI Not used Not used AKX 507 Not used Not used 1 ACllOV 120 127V 220V 240V A Voltage selector S2 Not used Not used AKX1004 Not used Not used 1 ACI 10 127V 220V 240V Rear panel ANC7424 ANC7424 ANC7425 ANC7426 ANC7424 Hinge L AMR7115 AMR7115 AMR7115 AMR7I15 AMR7...

Page 18: ...Fuse holder Not used RKR1003 Not used 3 H5 H6 Fuse holder RKR1 X 3 RKRI003 Not used Note 3 Refer to SCH 4 8 2 FOR A 505R HY EW AND HY GR A 505R HY EW HY GR and A 605R HY EW have the same construction except for the following Mark Symbol Description Part No Remarks A 605R HY EW A 505R HY EW A 505R HY GR NSP CONTROL assembly AWG7006 AWG7002 AWG7002 FRONT R assembly AWZ8398 AWZ7935 AWZ7935 NSP AF COM...

Page 19: ...08 AHD7307 AHD7307 Note Hc4 Refer to page 4 FRONT R ASSEMBLY AWZ7935 and AWZ8398 have the same construction except for the following Mark Symbol Description Part No Remarks AWZ8398 AWZ7935 S602 VR60I 5001d2 B ASD7009 ACS7015 ASD7001 ACS7014 AFAS AWZ7 SEMBLY 933 and AWZ7932 have the same construction except for the following Mark Symbol Description Part No Remarks AWZ7932 AWZ7933 A D454 R458 R459 R...

Page 20: ...ot used Not used Panel stopper mould AMR71I7 Not used Not used Not used Not used Dumper AXA7036 Not used Not used Not used Not used Name plate VAM1032 VAM1032 VAMI032 VAM1032 VAMI051 Rotary knob C AAB7089 Not used Not used Not used Not used Rotary knob A For rotary knob C Not used AAB7088 AAB7088 AAB7088 AAB7093 Rotary knob L AAB7090 AAB7087 AAB7087 AAB7087 AAB7097 Rotary knob B AAB709I AAB7091 AA...

Page 21: ... Part No Remarks AWZ7932 AWZ7934 C451 ACH7046 15000fiF 50V ACH7048 10000 XF 42V C452 ACH7047 15000tiF 50V ACH7049 10000fiF 42V C464 Not used CEAS100M50 7 C465 C466 CEAS100M50 Not used D453 MTZJ36D Not used D454 MTZJ33B Not used D455 MTZJ4 7A MTZJ4 7C D456 Not used MTZJIOC 7 IC452 NJM79L15A NJM79M05FA Q301 Q302 2SC2878 Not used Q451 2SC4793 Not used Q452 2SBI238X Not used R301 R302 RD1 4PU102J Not ...

Page 22: ...egardless of volume levels INPUT SELECTOR knob indicators Turn the knob clockwise or counterclockwise so that the indica tor lights for your desired input source Turning the knob clock wise cause the lit indicator to rise Turning counterclockwise causes it to fall CD For compact disc playback with a CD player TUNER For AM or FM broadcast reception with a tuner PHONO For record playback with a turn...

Page 23: ...tNG button indicator A 605R and A 505R only Use to temporarily lower sound volume On The VOLUME indicator flashes The sound volume is lowered to one tenth 20dB Off The VOLUME indicator lights The sound will return to Its previous volume LOUDNESS button indicator Use when listening at low volume level On The indicator lights Boosts low and high frequencies to give added punch to playback even at lo...

Page 24: ...LTAGE SELECTORS AC OUTLETS AC INLET jack Connect one end of the power cord to here and the other end to an AC wall socket or the AC outlet of an audio timer If you are going to be away from home for a long period of time disconnect the unit from the wall socket CONTROL OUT jack This jack is for outputting control signals when operating other components bearing the mark with the amplifier s remote ...

Page 25: ...us Power requirements AC 230 Volts 50 60 Hz Power consumption A 605RI 550 W A 405RI 380 W Dimensions including knobs and other protruding parts IA 605RI 420 W X 344 D X 132 H mm A 405R 420 W X 344 D X 125 H mm Weight without package A 605R 6 6 kg A 405R 6 5 kg 1 kHz T H D 0 1 150 mV Output level impedance TAPE 1 DAT TAPE 2 MONITOR output 200 mV 1 kn Frequency response PHONO MM 20 Hz to 20 kHz 0 5 ...