The use of a substitute replacement component which does Leakage 0.5mA current Device not have the same safety characteristics as the PIONEER tester under recommended replacement one, shown in the parts list in test this Service Manual, may create shock, fire, or other hazards.
A-509R 2. EXPLODED VIEWS AND PARTS LIST • NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. • mark found on some component parts indicates the importance of the safety factor of the part.
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A-509R • EXTERIOR PARTS LIST Mark No. Description Part No. Mark No. Description Part No. FRONT L Assy AWX7054 Screw BBZ30P080FCC FRONT R Assy AWX7718 LED Lens AAK2459 POWER SW Assy AWX7057 IR Filter AAK7532 AC PRIMARY Assy AWX7051 LED Lens T...
A-509R 3.2 OVERALL CONNECTION DIAGRAM HEADPHONE FRONT R ASSY ASSY (AWX7718) (AWX7052) AF ASSY (AWX7631) VOLUME ASSY (AWX7055)
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A-509R Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST". FRONT L ASSY (AWX7054) AC PRIMARY ASSY POWER SW (AWX7051) ASSY (AWX7057)
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A-509R 3.3 AF ASSY CN501 : AUDIO SIGNAL ROUTE...
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A-509R CN601 CN803 AF ASSY (AWX7631) L406 ATX1012...
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A-509R 3.4 FRONT L and VOLUME ASSYS FRONT L ASSY (AWX7054) FRONT L ASSY S 701 : POWER STANDBY/ON S 702 : LOUDNESS VSG1009 S 703 : SPEAKERS A VSG1009 S 704 : SPEAKERS B VSG1009 VSG1009...
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A-509R 3.5 FRONT R, AC PRIMARY, HEADPHONE and POWER SW ASSYS AC PRIMARY ASSY (AWX7051) TO POWER TRANSFORMER T1 T2A L 250V AEK1057 AC POWER CORD • NOTE FOR FUSE REPLACEMENT FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. CAUTION - REPLACE WITH SAME TYPE AND RATINGS ONLY.
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A-509R POWER SW ASSY HEADPHONE ASSY (AWX7057) (AWX7052) FRONT R ASSY S 601 : INPUT SELECTOR S 603 : TAPE2 MONITOR S 604 : DIRECT/SB MODE S 606 : REC SELECTOR VSG1009 TC74HC107AP TC74HC00AP...
A-509R 4. PCB CONNECTION DIAGRAM 4.1 AF ASSY AF ASSY POWER TRANSFORMER CN803 NOTE FOR PCB DIAGRAMS: 1. Part numbers in PCB diagrams match those in the schematic diagrams. 2. A comparison between the main parts of PCB and schematic diagrams is shown below.
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A-509R 4.2 FRONT L and VOLUME ASSYS FRONT L ASSY (ANP7227-A) VR752 VR751 Q701 Q702 Q704 Q703 Q705 Q707 IC751 Q706 Q751 Q752 SIDE A Q502 Q501 Q503 Q507 Q509 Q506 Q505 CN203 Q504 Q510 Q508 Q513 Q511 Q512 Q514...
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A-509R 4.3 FRONT R ASSY FRONT R ASSY Q616 Q606 Q610 Q617 IC603 Q609 Q608 IC602 Q618 Q605 Q604 IC601 Q603 CN202 Q602 VR601 Q601 Q612 Q613 Q611 Q614 Q615 Q607 (ANP7228-A) SIDE A CN701...
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A-509R 4.4 AC PRIMARY, HEADPHONE and POWER SW ASSYS POWER SW ASSY HEADPHONE ASSY CN401 (ANP7228-A) (ANP7228-A) AC POWER CORD POWER TRANSFORMER LIVE NEUTRAL (ANP7228-A) AC PRIMARY ASSY Q811 IC811 SIDE A E F G...
A-509R Mark No. Description Part No. Mark No. Description Part No. 5. PCB PARTS LIST • NOTES: Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. • mark found on some component parts indicates the importance of the safety factor of the part.
A-509R 6. ADJUSTMENTS 6.1 IDLE CURRENT ADJUSTMENT ¶ CAUTION : Heatsinks’ (Q323–Q326) DC level is equal to +B or -B. Don’t touch them or you will be electricary chocked. 1. Connect the measuring instrument as Fig.6-1. (R415 or R416) 2. Set the VOLUME CONTROL to minimum, BASS TONE CONTROL to center, TREBLE TONE CONTROL to center and BALANCE CONTROL to center.
A-509R 7. GENERAL INFORMATION 7.1 IC PD5604A (FRONT R ASSY : IC601) • The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams. • REMOTE CONTROL AMP MICROCOMPUTER •...
A-509R 8. PANEL FACILITIES AND SPECIFICATIONS 8.1 FRONT PANEL A-509R Direct Energy MOS STEREO AMPLIFIER VOLUME Î STANDBY/ON TAPE 2 LINE/ TAPE 1/ TUNER PHONO STANDBY CD-R/MD MONITOR POWER A SPEAKERS B BASS TREBLE BALANCE INPUT SELECTOR REC SELECTOR TUNER...
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LINE/SURROUND BACK input (the function name is LINE/SB) with a input sensitivity of 1V. For example, when the set is combined with one of Pioneer's Surround Back compatible receiver, the set can be used sa the Surround Back amplifier.
A-509R 8.2 REAR PANEL 2 3 4 5 6 7 8 9 AC OUTLET SPEAKERS SIGNAL AC INLET PHONO TUNER LINE/ TAPE1/CD-R/MD TAPE2 MONITOR SURROUND PLAY PLAY BACK CONTROL SWITCHED 100W MAX PHONO terminals SPEAKERS B terminals (Right channel) SIGNAL GND (Turntable ground) terminal...
When the accessory remote control unit is used to operate other MD recorder connected to the TAPE 1/CD-R/MD ter- PIONEER components with the Î mark, it cannot be used to minals. operate functions which do not correspond to the functions listed TAPE 2 : For playback with a cassette deck or adaptor con- on the remote control unit.