Onkyo A-9555 Service Manual
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3 7 63 1515 0
TE
L 13942296513
B UDC, B MDC
B UPP, B MPP
S UDC, S MDC
S UPP, S MPP
www
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http://www.xiaoyu163.com
SERVICE MANUAL
SERVICE MANUAL

INTEGRATED AMPLIFIER

MODEL
Black, Silver and Golden models
120V AC, 60Hz
230-240V AC, 50Hz
120V AC, 60Hz
230-240V AC, 50Hz
SAFETY-RELATED COMPONENT
WARNING!!
COMPONENTS IDENTIFIED BY MARK
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 OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE
SUPPLY CIRCUIT BEFORE RETURNING THE
APPLIANCE TO THE CUSTOMER.
x
ao
u163
y
i
http://www.xiaoyu163.com
2 9
8
A-9555
Q Q
3
6 7
1 3
1 5
G UGT, G MGT
G UDT, G MDT
G UGR, G MGR
ON THE
co
.
9 4
2 8
Ref. No. 3920
122005
RC-627S
RC-627S
0 5
8
2 9
9 4
2 8
220-230V AC, 50/60Hz
120V AC, 60Hz
220-230V AC, 50/60Hz
m
A-9555
9 9
9 9

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Summary of Contents for Onkyo A-9555

  • Page 1: Integrated Amplifier

    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 OR RESISTANCE...
  • Page 2: Specifications

    A-9555 3 7 63 1515 0 SPECIFICATIONS Power output : 100 W + 100 W (8 , 1 kHz, DIN) 200 W + 200 W (4 , 1 kHz, JEITA) Dynamic power : 230 W + 230 W (3 , Front)
  • Page 3: Service Procedure

    A-9555 3 7 63 1515 0 SERVICE PROCEDURE 1. Replacing the fuses This symbol located near the fuse indicates that the fuse used is show operating type, For continued protection against fire hazard, replace with same type fuse , For fuse rating, refer to the marking adjest to the symbol.
  • Page 4: Exploded View

    A-9555 3 7 6 3 1 5 1 5 0 EXPLODED VIEW A083 x 4 pcs. A082 A048 x 2 pcs. A043 A046 x 3 pcs. A086 A046 A081 x 2 pcs. A045 x 2 pcs. A046 A085 x 2 pcs.
  • Page 5: Block Diagram

    A-9555 3 7 63 1515 0 BLOCK DIAGRAM PHONO EQUALIZER AMP. INPUT SELECTOR NJW1157 PHONO VOLUME LOUDNESS LOUDNESS TUNER TAPE L 13942296513 LINE KEY / INPUT S MICROPROCESSOR BACK UP u163 REMOTE SENSOR INTERFACE http://www.xiaoyu163.com...
  • Page 6 A-9555 3 7 63 1515 0 SPEAKERS A PURE TONE DIRECT MUTING TONE VL DIGITAL SPEAKERS B RELAY SPEAKER DETECTION RELAY SPEAKER DETECTION HEAD PHONE AMP. L 13942296513 MUTE MUTE PHONES POWER SUB TRANS. MICROPROCESSOR +5.6V AC IN FUSE UT SELECTOR POWER AMP.
  • Page 7: Schematic Diagrams

    A-9555 3 7 63 1515 0 SCHEMATIC DIAGRAMS-1 +13V R481 R580 120F POWER AMPLIFIER SECTION RN2404 Q405A HN3A51F Q621 Q405B HN3A51F R564 Q407 HN3A51F Q409 C431 R493 HN3C51F-BL 1.2K Q417 Q401A C407 HN3A51F 47/50 R575 R577 HN3C51F-BL R583 R581 3.9K...
  • Page 8 A-9555 3 7 63 1515 0 Q536 NAAF-8708 (1/2) +57V 78M12 D501 R505 M1FL20U R601 AMPLIFIER PC BOARD 2SC2712-GR Q601 Q541 2SA1255-Y -57V Q530 R564 78L05 Q513A TPC6901 Q521 SPEAKERS FQP34N20 P501 R533 D521 R691 RL501 1SS357 D507 LEFT...
  • Page 9: Pre-Amplifier Section

    A-9555 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS-2 <Note> PRE-AMPLIFIER SECTION NAAF-8708 (2/2) NAAF-8710 NC = No mount of parts. SD-Z : XY To NAAF-8711 AMPLIFIER PC BOARD TONE CONTROL PC BOARD Location of connected terminal in schematic diagrams.
  • Page 10 A-9555 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS-3 NAETC-8719 MICROPROCESSOR SECTION STANDBY LED PC BOARD NADIS-8709 MICROPROCESSOR PC BOARD P802A D806 - 815 : SEL2E10C-F VOL+5V VOLGND +12V RLGND RLGND DGND Q822 RN1407 Q804 Q805...
  • Page 11 A-9555 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS-4 PHONO EQUALIZER SECTION NAAF-8711 PHONO EQUEALIZER PC BOARD +15V R151 22(1/2W) D105, 107, 109 ,111 : 1SS133 Q105 Q107 2SA992 2SA992 C103 R101 C111 C113 Q111 2SC2235-Y...
  • Page 12: Power Supply

    A-9555 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAMS-5 NAETC-8716 POWER SUPPLY POWER SWITCH PC BOARD POWER S901 P901A NAPS-8714 T911 UDC, UDT : NPT-1529D P901B UPP : NPT-1529P F901 C911 UGT, UGR : NPT-1529G POWER SUPPLY PC BOARD 103M/275V UDC, UDT : 6.3A/125V...
  • Page 13: Packing Procedure

    A-9555 3 7 63 1515 0 PACKING PROCEDURE A952 A752 A961 A955 A805 A953 A962 A956 A806 A954 A963 A095 P912 Right side marking Front side A098 marking A751 A095 A091 (OUTER) L 13942296513 Front side A092 Left side (L &...
  • Page 14: Exploded View Parts List

    1/27 PAGE 3 7 63 1515 0 A-9555 <Note> Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List. NOTE : THE COMPONENTS IDENTIFIED BY THE MARK ! ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
  • Page 15 GND TERMINAL 25060151 A104 SCREW 3TTB+8B(3BC) CLAW 801525GR A105 F PANEL 27212832A A105 F PANEL 27212831A A105 F PANEL 27212833A A110 BADGE ONKYO 28135243 A110 BADGE ONKYO 28135299 A110 BADGE ONKYO 28135242 A116 GUIDE (SEL)AS 27268181 A116 GUIDE (SEL)AS 27268180...
  • Page 16 http://www.xiaoyu163.com 3/27 PAGE 3 7 63 1515 0 A124 KNOB (VOL)AS 28326421 A125 CUSHION .t10 x 10 x 15 28141614 A126 CUSHION 30x30xt10 28141535 A127 KNOB (SEL)AS 28326423 A127 KNOB (SEL)AS 28326422 A127 KNOB (SEL)AS 28326424 A128 CUSHION 28141603 A130 KNOB (TONE) 28326429...
  • Page 17: Pc Board Parts List

    NSP, <GT> STANDBY LED PC board ass'y NAETC-8719-1J NSP, <DT> STANDBY LED PC board ass'y NAETC-8719-1H NSP, <GR> A-9555 L 13942296513 PC BOARD PARTS LIST AMPLIFIER PC BOARD (NAAF-8708-1B) PCB1 TONE CONTROL PC BOARD (NAAF-8710-1B) PCB1 HEADPHONE JACK PC BOARD (NAETC-8717-1B)
  • Page 18 http://www.xiaoyu163.com 5/27 PAGE 3 7 63 1515 0 Q961 78M12HF(NJM78M12FA) 222780125JRC PCB1 Q961A HEAT SINK RAD-141 27160472 PCB1 Q961B SCREW 3TTB+8B(CU)SR 801618 PCB1 Q962 78M05(NJM78M05FA) 222780055JRC PCB1 Q342 RN2402 2214530R2 PCB1 Q343 2SD655-F 2211706 PCB1 Q344 2SD655-F 2211706 PCB1 Q345 2SD655-F 2211706 PCB1...
  • Page 19 http://www.xiaoyu163.com 6/27 PAGE 3 7 63 1515 0 Q522A ISO SHEET M80 D-2 223037 PCB1 Q522B TR BUSH T3035-6110 223035 PCB1 Q522C SCREW 3SMP6W_SW+8FN(CU) 801635 PCB1 Q523 FQP34N20 2203960 PCB1 Q523A ISO SHEET M80 D-2 223037 PCB1 Q523B TR BUSH T3035-6110 223035 PCB1...
  • Page 20 http://www.xiaoyu163.com 7/27 PAGE 3 7 63 1515 0 Q952B SCREW 3TTB+8B(CU)SR 801618 PCB1 Q953 2SC2712-GR 2213145R2 PCB1 Q954 2SA1162-GR 2214375R2 PCB1 Q957 2SA965-O(TPE6_F) 2211643 PCB1 Q958 2SC2235-O(TPE6_F) 2211653 PCB1 Q959 2SC2712-GR 2213145R2 PCB1 Q960 2SA1162-GR 2214375R2 PCB1 D341 C-DIODE 1SS352 223234R2 PCB1 D401...
  • Page 21 http://www.xiaoyu163.com 8/27 PAGE 3 7 63 1515 0 D955 ZENER D UDZS15B 224551500R2 PCB1 D956 ZENER D UDZS15B 224551500R2 PCB1 D957 ZENER D UDZS7.5B 224550750R2 PCB1 D958 ZENER D UDZS7.5B 224550750R2 PCB1 D959 C-DIODE S1NB60-4062 22380318R2 PCB1 L201 CHOKE COIL NCH-1538 231359 PCB1...
  • Page 22 http://www.xiaoyu163.com 9/27 PAGE 3 7 63 1515 0 C304 VX C CE04W50V 47M(VX_BLK) 397384707 PCB1 C305 TF C ECQ-V50V-333J 374723334 PCB1 C306 TF C ECQ-V50V-333J 374723334 PCB1 C307 TF C ECQ-V50V-333J 374723334 PCB1 C308 TF C ECQ-V50V-333J 374723334 PCB1 C309 TF C ECQ-B50V-222J 374722224...
  • Page 23 http://www.xiaoyu163.com 10/27 PAGE 3 7 63 1515 0 C418 FLIM C ECQP50V-102F 3800038S PCB1 C419 FLIM C ECQP50V-102F 3800038S PCB1 C420 FLIM C ECQP50V-102F 3800038S PCB1 C421 TF C ECQ-B50V-101K 374721015 PCB1 C422 TF C ECQ-B50V-101K 374721015 PCB1 C423 TF C ECQ-B50V-101K 374721015 PCB1...
  • Page 24 http://www.xiaoyu163.com 11/27 PAGE 3 7 63 1515 0 C549 TF C ECQ-B50V-102J 374721024 PCB1 C550 TF C ECQ-B50V-102J 374721024 PCB1 C553 C-CERA C CK725F1H-224Z1 332152240R1 PCB1 C554 C-CERA C CK725F1H-224Z1 332152240R1 PCB1 C555 C-CERA C CK725R2J-471K3 332194715R1 PCB1 C556 C-CERA C CK725R2J-471K3 332194715R1 PCB1...
  • Page 25 http://www.xiaoyu163.com 12/27 PAGE 3 7 63 1515 0 C958 VX C CE04W35V-100M(VX_BLK) 397361017 PCB1 C963 VX C CE04W25V-47M(VX_BLK) 397354707 PCB1 C964 VX C CE04W25V-47M(VX_BLK) 397354707 PCB1 C965 VX C CE04W16V-220M(VX_BLK) 397342217 PCB1 C966 VX C CE04W16V-220M(VX_BLK) 397342217 PCB1 C967 TF C ECQ-V50V-334J 374723344 PCB1...
  • Page 26 http://www.xiaoyu163.com 13/27 PAGE 3 7 63 1515 0 R315 CARBON R R16J-10K 417341034 PCB1 R316 CARBON R R16J-10K 417341034 PCB1 R317 CARBON R R16J-3.9K 417343924 PCB1 R318 CARBON R R16J-3.9K 417343924 PCB1 R319 VARI R N14RGLC50KB25Z 5132523 PCB1 R320 VARI R N14RGLC50KB25Z 5132523 PCB1...
  • Page 27 http://www.xiaoyu163.com 14/27 PAGE 3 7 63 1515 0 R376 C-CARBON R RN72K1J-222JE 435032224R1 PCB1 R377 METAL O R RS1/2WBJ-22 443522204 PCB1 R378 METAL O R RS1/2WBJ-22 443522204 PCB1 R379 METAL O R RS1/2WBJ-22 443522204 PCB1 R380 METAL O R RS1/2WBJ-22 443522204 PCB1 R381...
  • Page 28 http://www.xiaoyu163.com 15/27 PAGE 3 7 63 1515 0 R449 C-CARBON R RN72K1J-391JE 435033914R1 PCB1 R450 C-CARBON R RN72K1J-391JE 435033914R1 PCB1 R451 C-CARBON R RN72K1J-391JE 435033914R1 PCB1 R452 C-CARBON R RN72K1J-391JE 435033914R1 PCB1 R453 C-CARBON R RN72K1J-222JE 435032224R1 PCB1 R454 C-CARBON R RN72K1J-222JE 435032224R1 PCB1...
  • Page 29 http://www.xiaoyu163.com 16/27 PAGE 3 7 63 1515 0 R518 C-CARBON R RN72K1J-151JE 435031514R1 PCB1 R519 C-CARBON R RN72K1J-151JE 435031514R1 PCB1 R520 C-CARBON R RN72K1J-151JE 435031514R1 PCB1 R521 C-CARBON R RN72K1J-100JE 435031004R1 PCB1 R522 C-CARBON R RN72K1J-100JE 435031004R1 PCB1 R523 C-CARBON R RN72K1J-100JE 435031004R1 PCB1...
  • Page 30 http://www.xiaoyu163.com 17/27 PAGE 3 7 63 1515 0 R580 METAL O R RS1WBJ-56 443625604 PCB1 R581 C-CARBON R RN72K1J-392JE 435033924R1 PCB1 R582 C-CARBON R RN72K1J-392JE 435033924R1 PCB1 R583 C-CARBON R RN72K1J-392JE 435033924R1 PCB1 R584 C-CARBON R RN72K1J-392JE 435033924R1 PCB1 R585 C-CARBON R RN72K2E-222JE 435222224R1...
  • Page 31 http://www.xiaoyu163.com 18/27 PAGE 3 7 63 1515 0 R644 C-CARBON R RN72K1J-683JE 435036834R1 PCB1 R645 C-CARBON R RN72K1J-000JE 435030004R1 PCB1 R646 C-CARBON R RN72K1J-000JE 435030004R1 PCB1 R653 C-CARBON R RN72K1J-153JE 435031534R1 PCB1 R654 C-CARBON R RN72K1J-153JE 435031534R1 PCB1 R657 C-CARBON R RN72K1J-153JE 435031534R1 PCB1...
  • Page 32 http://www.xiaoyu163.com 19/27 PAGE 3 7 63 1515 0 P202 PIN JACK NPJ-6PDWWWRRR561 25045779 PCB1 P203 PIN JACK NPJ-4PDWWRR624 25045845 PCB1 P204 JACK HSJ1003-01-020 25045172 PCB1 P205 PLUG NPLG-3P84 25055100 PCB1 P209 PLUG NPLG-11P125 25055141 PCB1 P209A SOCKET AS NSAS-22P1552 2009990975UL PCB1 P211 PLUG...
  • Page 33 http://www.xiaoyu163.com 20/27 PAGE 3 7 63 1515 0 Q802 S-812C56AUA-C3K 22242207R2 PCB2 Q815 TA7291SG(5_J) 22240239 PCB2 Q907 S-80127CNMC-JKM-T2 22241642R2 PCB2 Q101 2SC2240-BL(TPE2_F) 2211406 PCB2 Q102 2SC2240-BL(TPE2_F) 2211406 PCB2 Q103 2SC1845-E 2211733 PCB2 Q104 2SC1845-E 2211733 PCB2 Q105 2SA992-E 2211793 PCB2 Q106 2SA992-E 2211793...
  • Page 34 http://www.xiaoyu163.com 21/27 PAGE 3 7 63 1515 0 D110 DIODE 1SS133 223163 PCB2 D110 or DIODE WG713A 223222 PCB2 D111 DIODE 1SS133 223163 PCB2 D111 or DIODE WG713A 223222 PCB2 D112 DIODE 1SS133 223163 PCB2 D112 or DIODE WG713A 223222 PCB2 D781 SEL6910A-D...
  • Page 35 http://www.xiaoyu163.com 22/27 PAGE 3 7 63 1515 0 C112 TF C ECQ-B50V-562J 374725624 PCB2 C113 TF C ECQ-B50V-222J 374722224 PCB2 C114 TF C ECQ-B50V-222J 374722224 PCB2 C115 VX C CE04W50V-22M(VX_BLK) 397382207 PCB2 C116 VX C CE04W50V-22M(VX_BLK) 397382207 PCB2 C117 VX C CE04W50V-22M(VX_BLK) 397382207 PCB2...
  • Page 36 http://www.xiaoyu163.com 23/27 PAGE 3 7 63 1515 0 R102 CARBON R R16J-1K 417341024 PCB2 R103 CARBON R R16J-56K 417345634 PCB2 R104 CARBON R R16J-56K 417345634 PCB2 R105 CARBON R R16J-220K 417342244 PCB2 R106 CARBON R R16J-220K 417342244 PCB2 R107 METAL O R RS1/2WBJ-4.7K 443524724 PCB2...
  • Page 37 http://www.xiaoyu163.com 24/27 PAGE 3 7 63 1515 0 R783 C-CARBON R RN72K1J-102JE 435031024R1 PCB2 R801 C-CARBON R RN72K1J-102JE 435031024R1 PCB2 R802 C-CARBON R RN72K1J-224JE 435032244R1 PCB2 R803 C-CARBON R RN72K1J-224JE 435032244R1 PCB2 R804 C-CARBON R RN72K1J-332JE 435033324R1 PCB2 R806 C-CARBON R RN72K1J-151JE 435031514R1 PCB2...
  • Page 38 http://www.xiaoyu163.com 25/27 PAGE 3 7 63 1515 0 R853 C-CARBON R RN72K1J-473JE 435034734R1 PCB2 R854 C-CARBON R RN72K1J-221JE 435032214R1 PCB2 R855 C-CARBON R RN72K1J-103JE 435031034R1 PCB2 R856 C-CARBON R RN72K1J-224JE 435032244R1 PCB2 R857 C-CARBON R RN72K1J-102JE 435031024R1 PCB2 R858 C-CARBON R RN72K1J-102JE 435031024R1 PCB2...
  • Page 39 JUMPER LEAD JL5 400 B PCB2 JL901A WIRE HOL NSCT-5P876 25051089 PCB2 JL901B WIRE TRAP NPLG-5P588 25055626 PCB2 A-9555 PACKING PROCEDURES PARTS LIST REF. NO. NAME DESCRIPTION Q'TY PART NO. REMARKS L 13942296513 A090 SHEET 29095847 A091 POLY BAG POLY BAG(850 x 650)
  • Page 40 [M] (B) A801 CARTON 29054880 [M] (S) A801 CARTON 29054882 [M] (G) <GT, DT> A801 CARTON 29054885 [M] (G) <GR> A805 WRNTY CARD (ONKYO) 29365102A <DC> A805 WRNTY CARD (ONKYO-CH) 29365098B <GR> A806 HANDBILL (DS-A1) 29380140 <DC> A806 HANDBILL (DS-A1)EU 29380141 <PP>...
  • Page 41 Sales & Product Planning Div. : 2-1, Nisshin-cho, Neyagawa-shi, OSAKA 572-8540, JAPAN Tel: 072-831-8023 Fax: 072-831-8124 ONKYO U.S.A. CORPORATION 18 Park Way, Upper Saddle River, N.J. 07458, U.S.A. Tel: 201-785-2600 Fax: 201-785-2650 http://www.us.onkyo.com/ ONKYO EUROPE ELECTRONICS GmbH Liegnitzerstrasse 6, 82194 Groebenzell, GERMANY Tel: +49-8142-4401-0 Fax: +49-8142-4401-555 http://www.eu.onkyo.com/...

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