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A-905TX

CHASSIS EXPLODED VIEW PARTS LIST

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REF NO.

PART NO.

DESCRIPTION

REF NO.

PART NO.

DESCRIPTION

A1

27111123

Front bracket

P402 

27190011

KGLS-6S, Holder

A10

838130088

3TTB+8B, Self tapping screw

P584A

880009

Plastic rivet, NRP-345 <PT>

A11

838430088

3TTB+8B(BC), Self tapping screw

P701 

27191106

UAMS-05S-2, Holder

A13

28198862

Facet, VOL

P801 

25055436 or

NPLG-2P418, Shorted plug

A16 

27100375D

Chassis

25055945

A25 

27160451B
27160452B

A26

29110083

Adhesive tape, CROSS-16U

Q523,Q524  

2202303 or

*

2SC4512-O or

A27

801525

3TTB+8B(BC), Special screw <PT>

2202304 or

*

2SC4512-Y or

838430088

3TTB+8B(BC), Self tapping screw <DT>

2202305

*

2SC4512-P, Transistor

A28 

801433

3SMS8W.SW+14B(BC), special screw

Q525,Q526  

2202313 or

*

2SA1726-O or

A34

27141530A

Retainer, HS-2

2202314 or

*

2SA1726-Y or

A40

27300750

Bussing cord

2202315

*

2SA1726-P, Transistor

A41

27122831

Rear panel <DT>

Q527,Q528  

2212654 or

*

2SC3421-Y or

27122832

Rear panel <PT>

2212653

*

2SC3421-O, Transistor

A43 

830440089

4TTC+8C(BC), Self tapping screw

A46 

28184759-1

A47

29362571

Label, WARNING <DT,PT>

2301423

NPT-1374D, Power transformer <DT>

A49 

838930088

Heat sink <DT>

P901 

253277MIL

AS-UC-2#18, Power supply cord <DT>

Heat sink <PT>

253193HIT

AS-CEE, Power supply cord <PT>

Top cover

T901 

3TTB+8B(UN), Self tapping screw

2301424

NPT-1374P, Power transformer <PT>

A50

838430107

3TTB+10S(BC), Self tapping screw

U1

1A905530-4B

NADG-6630-4B, Main circuit PC board ass'y <DT>

A51 

27212298

Front panel

1A905530-4C

NADG-6630-4C, Main circuit PC board ass'y <PT>

A52 

28198894

Facet 7P

U2

1A905531-4B

NAAF-6631-4B, Preamplifier circuit PC board ass'y <DT>

A53 

28198895

Facet 1P

1A905531-4C

NAAF-6631-4C, Preamplifier circuit PC board ass'y <PT>

A54 

28198925

Facet A

U3

1A905532-4B

NAAF-6632-4B, Acoustic circuit PC board ass'y <DT>

A55 

27268037

Guide A

1A905532-4C

NAAF-6632-4C, Acoustic circuit PC board ass'y <PT>

A56

28325133

Knob, FM

U4

1A905533-4B

NAPS-6633-4B, Power supply circuit PC board ass'y <DT>

A58

28191798

Clear plate, RE

1A905533-4C

NAPS-6633-4C, Power supply circuit PC board ass'y <PT>

A61

28325926

Knob, INPUT

U5

1A905534-4B

NADIS-6634-4B, Display circuit PC board ass'y <DT>

A63

28135247Y

Badge

1A905534-4C

NADIS-6634-4C, Display circuit PC board ass'y <PT>

A64

28325925

Knob, VOL

U7

1A905536-4B

NAETC-6636-4B, Speaker terminal PC board ass'y <DT>

A65

28325674

Knob, TD

1A905536-4C

NAETC-6636-4C, Speaker terminal PC board ass'y <PT>

A66

28325927

Knob, TONE

U8

1A905537-4B

NAETC-6637-4B, Terminal PC board ass'y <DT>

A67 

28325673

Knob, POWER

1A905537-4C

NAETC-6637-4C, Terminal PC board ass'y <PT>

A73 

27175323

Leg AS

U9

1A905539-4B

NAETC-6639-4B, Power switch PC board ass'y <DT>

A81 

29362630

Label, PROCESSOR

1A905539-4C

NAETC-6639-4C, Power switch PC board ass'y <PT>

F901 

252158

1.6A-UL/T-237, Fuse  <DT>

U10

1A905540-4C

NAETC-6640-4C, Fuse PC board ass'y <PT>

252069

0.8A-SE-EAK FSBFUSE, Fuse <PT>

F902-F904

2.5A-SE-EAK FUSE <PT>

NOTE:

<DT> : Asian model only for 120V

<PT> : Asian model only for 230V

NOTE: THE COMPONENTS IDENTIFIED BY MARK

            ARE CRITICAL FOR RISK OF FIRE AND

            ELECTRIC SHOCK. REPLACE ONLY WITH

            PART NUMBER SPECIFIED.

CAUTON : 

Replacement of the transistor of mark * ,if  necessary, 
must be made from the same beta group(H

FE

) as the 

original type. 

252075

Das private Onkyo Archiv © von Dirk Gardi 

Der Online-Treff zum Thema Onkyo! 

www.gardi.de

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Das private Onkyo Archiv © von Dirk Gardi 

Der Online-Treff zum Thema Onkyo! 

www.gardi.de

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Das private Onkyo Archiv © von Dirk Gardi 

Der Online-Treff zum Thema Onkyo! 

www.gardi.de

 

Summary of Contents for TH-50PE8U

Page 1: ...BY A 905TX INTEGRATED STEREO AMPLIFIER TREBLE BASS BALANCE POWER OFF 1 2 L R PRESENCE ACOUSTIC CD MD TUNER LINE DVD TAPE CDR PC SOURCE DIRECT DIRECT DIRECT TONE INPUT ON OFF VOLUME WIDE RANGE AMP TECH...

Page 2: ...rd replace with same type fuse For fuse rating refer to the marking adjest to the symbol Ce symbole indique que le fusible utilise est e lent Pour une protection permanente n utiliser que des fusibles...

Page 3: ...3 A52 A58 A50 A67 U9 A1 A13 A55 A53 A54 A56 A73 A73 A16 U4 F901 A43 A43 A25 A26 E860 A34 A34 T901 Q523 Q525 Q526 Q524 Q528 Q527 A28 A10 P701 A10 A10 A10 U3 U2 P402 P402 A46 A49 A49 A49 A49 U7 U1 U8 U5...

Page 4: ...198895 Facet 1P 1A905531 4C NAAF 6631 4C Preamplifier circuit PC board ass y PT A54 28198925 Facet A U3 1A905532 4B NAAF 6632 4B Acoustic circuit PC board ass y DT A55 27268037 Guide A 1A905532 4C NAA...

Page 5: ...223Z C702 474 C518 473 C532 223Z C710 223Z C709 223Z C531 223Z R916 0 47 1 2W R916 0 47 1 2W R554 2 2 1 2W R552 2 2 1 2W R551 2 2 1 2W R353 1M R916 0 47 1 2W R543 100 1 2W R550 15 1 2W R582 10K R581...

Page 6: ...C507 2P C505 101J C421 822 C422 822 C427 153 C428 153 C414 224 C413 224 C506 101J C406 102J C405 102J C716 223Z R579 820 R513 3 3K R514 3 3K R533 82 1 4W R529 1 2K 1 2W R522 22K R521 22K R731 100K R73...

Page 7: ...ER PRE OUT MD PLAY REC CDR PC CD REC PLAY PROCESSOR IN OUT P304 P582 P303 P302 P301 P351A P351B P311A JL581A P591A P591B P912B P911B P592A P592B JL901B P307 P502B P502A P501B P501A P403A P401B P403B P...

Page 8: ...F D3SBA20 223205 1SS270A D912 D913 224471203 MTZJ12C D503 D504 224470562 MTZJ5 6B Oscillator Capacitors X701 3010150 CST4 00MGW C511 C512 354741009 10uF 16V Elect Coils C509 C510 393322217 220uF 6 3V...

Page 9: ...IPTION Fuse label Capacitors F901C 29362519 T800mAL250V PT C951 3300055 DE1610F103M KH Switch S951 25035550 NPS 111 L512P Power Cover DISPLAY CIRCUIT PC BOARD NADIS 6634 4B AC C951A 27301216 SB1925A P...

Page 10: ...input pin 19 NC O Speaker relay control signal output pin 20 MUT LED O MUTING indicator control pin Light on and off when the muting circuit turns on 21 NC I No connection 22 NC 23 VOL UP O Volume co...

Page 11: ...C PRESENCE S702 INPUT SELECTOR R732 Q703 Q301 TC9273N 010 Q707 74HC595 GREEN RED Q702 TA7291S Q505 Q506 MICROPROCESSOR Q701 HD404316 E30H POWER S701 U701 D723 Q415 Q418 R459 SPEAKER RELAY SWITCH POWER...

Page 12: ...inal P503 P504 3 After turn POWER to ON adjust the trimming resistors R575 R576 so that the reading of voltmeter becomes 2 0 mV 4 After adjustment attach the top cover 5 Confirm the voltage of above p...

Page 13: ...05TX OOOOOOO 1 2 2 2 2 5 4 5 3 5 4 2 2 1 2 4 3 PAD ASSEMBLY PROCEDURES 1 ASSEMBLING OF PAD A Line shows folding direction Line shows folding direction Procedures 1 to 5 Pin mark side Other side Pin ma...

Page 14: ...A 905TX OOOOOOO 1 1 2 4 3 1 2 2 3 3 4 4 4 3 3 4 5 5 6 6 6 6 Line shows folding direction Procedures 1 to 5 PAD ASSEMBLY PROCEDURES 2 ASSEMBLING OF PAD B Other side Pin mark side Pin mark...

Page 15: ...A 905TX OOOOOOO 1 2 3 Pad A Pad B PAD ASSEMBLY PROCEDURES 3 INSERT PAD A TO PAD B...

Page 16: ...RIPTION 1 29091886 Pad A 2 29091887 Pad B 3 29095835 Protection sheet 0 515 650 550 4 29110149 Tape 5 282301 Staple 6 29110141 Tape 7 29053720 Carton box 8 29362820 Label EAN 10 24140456 RC 456S Remot...

Page 17: ...LIMITED Units 2102 2107 Metroplaza Tower I 223 Hing Fong Road Kwai Chung N T HONG KONG Tel 852 2429 3118 Fax 852 2428 9039 Sales Product Planning Div 2 1 Nisshin cho Neyagawa shi OSAKA 572 8540 JAPAN...

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