Manuale d’uso / di manutenzione del prodotto STR-DE845 del fabbricante Sony
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SERVICE MANUAL FM STEREO/FM-AM RECEIVER US Model Canadian Model STR-DE845/DE945 E Model A ustralian Model Chinese Model PX Model STR-DE845 SPECIFICA TIONS STR-DE845/DE945 Photo: STR-DE945 Manuf actured under license from Dolby labora- tories.
2 SAFETY-RELA TED COMPONENT W ARNING!! COMPONENTS IDENTIFIED BY MARK 0 OR DO TTED LINE WITH MARK 0 ON THE SCHEMA TIC DIA GRAMS AND IN THE P ARTS LIST ARE CRITICAL T O SAFE OPERA TION. REPLA CE THESE COMPONENTS WITH SONY P AR TS WHOSE P AR T NUMBERS AP- PEAR AS SHO WN IN THIS MANU AL OR IN SUPPLEMENTS PUB- LISHED BY SONY .
3 MODEL IDENTIFICA TION – Rear View – Part No. Fig. A. Using an A C voltmeter to chec k A C leakage. 1.5 k Ω 0.15 µ F AC voltmeter (0.75 V) To Exposed Metal Parts on Set Earth Ground SAFETY CHE.
4 SECTION 1 GENERAL Location of contr ols – Front vie w – 1 I/ 1 button 2 Function Buttons 3 INPUT MODE button 4 5.1CH INPUT button 8 DIMMER button 9 DISPLA Y button q; A. F . D button/indicator 2CH button/indicator MODE button/indicator qa CINEMA STUDIO EX.
5 1 ANTENN A terminal 2 5.1CH INPUT jack 3 DIGIT AL jack OPTICAL jack CO AX jack 4 SPEAKERS terminal FR ONT (A/B) terminal REAR terminal CENTER terminal 5 SUB WOOFER jack 6 IMPED ANCE SELECTOR switch .
6 CASE 5.1 IN BO ARD , A U SW BO ARD, TUNER Note: Follo w the disassembly procedure in the numerical order giv en. SECTION 2 DISASSEMBL Y 1 two screws 3 case 2 2 1 two screws 1 two screw s 3 four scre ws (BVTP 3X8 ) 1 wire (flat type) (15 core) (CN1) 4 tuner 5 5.
7 VIDEO/OSD/JOINT (1) (H)/OSD JOINT (H)/ S-VIDEO/DIGIT AL BOARD HEA T SINK 1 wire (flat type) (15 core ) (CN51) 5 brack et (digital) 1 wire (flat type) (21 core) (CN55) 4 DIGIT AL board 8 VIDEO board .
8 V OL BO ARD , MAIN BO ARD 5 four scre ws (BVTP 3X8 ) 2 knob 3 washer 7 three screws (BVTP 3X8 ) 6 connector (CNS305) 8 MAIN board 4 V OL board 1 wire (flat type) (23 core ) (CNS111) DE945.
9 SECTION 3 TEST MODE Fluorescent Indicator T ube T est Mode All fluorescent segments are tested. When this test is activ ated, all segments turn on at the same time, then each segment turns on one after another . Procedure: 1. While depressing, the [A.
10 MEMO.
11 11 STR-DE845/DE945 L D ATA FM AM FM 75 Ω AM DO TUNED MUTING STEREO D ATA CLOCK CE L OUT R OUT TM301 TUNER UNIT DO TUNED MUTING STEREO S DA TA S CLK S LA T R CH PHONO IN (DE945) (DE845) (DE945) (D.
12 12 STR-DE845/DE945 VIDEO SELECT IC2005 Y SWITCH IC252 C SWITCH IC251 VIDEO BUFFER IC2002 X2002 14MHz CLOCK IC2001 05 J299-2 (DE945) J2003 J2002 VCC VEE +5V – 5V SW1 16 8 14 V1 OUT 15 3 TV 5 LD 13.
13 13 STR-DE845/DE945 B C D 3 9 8 10 3 2 13 14 15 8 1 13 14 15 6 1 3 5 2 11 9 12 2 15 2 14 9 8 10 3 9 8 10 VEE VCC IN MUT +VE NF – VE VCC POWER AMP (L) IC501 +B – B 13 14 15 8 1 49 95 96 93 94 18 .
14 14 SP board DC (2) board AC board DIGIT AL board 5.1 IN board A U SW board MUTING board RO T AR Y board DISPLA Y board POWER board DC (1) board VIDEO 3 board (DE945) • Circuit Boar ds Location 4-4. NO TE FOR PRINTED WIRING BO ARDS AND SCHEMA TIC DIA GRAMS Note on Schematic Diagram: • All capacitors are in µF unless otherwise noted.
15 15 STR-DE845/DE945 PIN FUNCTION 4-5. SCHEMA TIC DIA GRAM – DIGIT AL Board (1/3) –• See page 42 for Wa veform. • See page 42 for IC Bloc k Diagram.
16 16 STR-DE845/DE945 PIN FUNCTION 4-6. SCHEMA TIC DIA GRAM – DIGIT AL Board (2/3) –• See page 42 f or W avef orm. • See page 42 for IC Bloc k Diagrams.
17 17 STR-DE845/DE945 PIN FUNCTION PIN FUNCTION 4-7. SCHEMA TIC DIA GRAM – DIGIT AL Board (3/3) –• See page 42 for Wa veform. • See page 42 for IC Bloc k Diagrams. The components identified by mark 0 or dotted line with mark 0 are critical for saf ety .
18 18 STR-DE845/DE945 4-8. PRINTED WIRING BO ARD – DIGIT AL Board (Component Side) –• See page 14 for Cir cuit Boards Location. IC1201 D-4 IC1202 F-5 IC1301 H-5 IC1401 G-8 IC1402 I-8 IC1403 J-7 IC1404 I-4 IC1503 I-11 IC1504 H-12 IC1554 G-11 Q1201 E-6 Q1202 E-6 Q1203 E-2 Q1204 E-2 Ref.
19 19 STR-DE845/DE945 4-9. PRINTED WIRING BO ARD – DIGIT AL Board (Conductor Side) –• See page 14 for Cir cuit Boards Location. IC1204 J-17 IC1205 F-14 IC1206 H-16 IC1207 H-14 IC1208 G-13 IC1501 J-15 IC1511 B-6 Q1205 G-17 Ref . No. Location Ref.
20 20 STR-DE845/DE945 4-10. PRINTED WIRING BO ARDS – VIDEO/JOINT (1) (H) Boards (DE845) –• See pa ge 14 for Circuit Boar ds Location. (Page 26) TO VIDEO BOARD TO JOINT (1) (H) BOARD.
21 21 STR-DE845/DE945 4-11. SCHEMA TIC DIA GRAM – VIDEO/JOINT (1) (H) Boar ds (DE845) –• See page 42 for IC Block Dia gram. (Page 27).
22 22 STR-DE845/DE945 4-12. PRINTED WIRING BO ARDS – OSD/OSD JOINT (H) Boards (DE945) – • See page 14 for Circuit Boar ds Location. IC2004 C-5 IC2005 B-2 IC2006 B-5 IC2007 IC2008 B-4 Q2001 B-6 Q2002 C-5 Ref.
23 23 STR-DE845/DE945 4-13. SCHEMA TIC DIA GRAM – OSD/OSD JOINT (H) Boar ds (DE945) – • See page 42 for wavef orms. • See page 42 IC Block Diagrams.
24 24 STR-DE845/DE945 4-14. PRINTED WIRING BO ARD – A U SW Boar d – • See page 14 for Circuit Boar ds Location. • Semiconductor Location Ref. No.
25 25 STR-DE845/DE945 4-15. SCHEMA TIC DIA GRAM – A U SW Boar d – • See page 42 for IC Block Dia gram. (Page 17) (Page 32) (Page 37).
26 26 STR-DE845/DE945 4-16. PRINTED WIRING BO ARD – S-VIDEO Board – • See page 14 for Circuit Boar ds Location. (Page 19) (Page 22) (Page 20) (Page 34).
27 27 STR-DE845/DE945 4-17. SCHEMA TIC DIA GRAM – S-VIDEO Boar d – • See page 42 for IC Block Diagrams. (Page 23) (Page 21) (Page 35) (Page 15).
28 28 STR-DE845/DE945 CNP107 4-18. PRINTED WIRING BO ARD – DISPLA Y Board – • See page 14 for Cir cuit Boards Location. D168 B-2 D169 B-4 D170 C-2 D171 B-4 D172 A-3 D180 C-6 DD11 B-2 DD12 D-2 DD.
29 29 STR-DE845/DE945 PIN FUNCTION 4-19. SCHEMA TIC DIA GRAM – DISPLA Y Board – • See page 42 for Wa veforms. • See page 42 f or IC Block Diagrams. The components identified by mark 0 or dotted line with mark 0 are critical for saf ety . Replace only with par t number specified.
30 30 STR-DE845/DE945 4-20. PRINTED WIRING BO ARD – MAIN Board – • See page 14 for Circuit Boar ds Location. IC408 H-10 IC409 H-11 IC410 H-9 IC414 D-10 IC415 D-11 IC416 C-7 IC501 C-9 IC601 C-11 .
31 31 STR-DE845/DE945 4-21. SCHEMA TIC DIA GRAM – MAIN Boar d (1/3) – • See page 42 for IC Block Diagrams. (Page 35) (Page 32) (Page 33).
32 32 STR-DE845/DE945 4-22. SCHEMA TIC DIA GRAM – MAIN Boar d (2/3) – • See page 42 for IC Bloc k Diagrams. (Page 35) (Page 25) (Page 15) (Page 31) (Page 33) (Page 33) (Page 33) (Page 33) (Page .
33 33 STR-DE845/DE945 4-23. SCHEMA TIC DIA GRAM – MAIN Boar d (3/3) – The components identified by mark 0 or dotted line with mark 0 are critical for saf ety . Replace only with par t number specified. Les composants identifiés par une marque 0 sont critiques pour la sécurité.
34 34 STR-DE845/DE945 4-24. PRINTED WIRING BO ARDS – H.P/MUTING/PO WER/RO T AR Y/VIDEO 3 (DE945)/V OL/V . SWITCH (E) Boar ds – • See page 14 for Circuit Boar ds Location.
35 35 STR-DE845/DE945 4-25. SCHEMA TIC DIA GRAM – H.P/MUTING/PO WER/R O T AR Y/VIDEO 3 (DE945)/V OL/V . SWITCH (E) Boards – The components identified by mark 0 or dotted line with mark 0 are critical for saf ety . Replace only with par t number specified.
36 36 STR-DE845/DE945 4-26. PRINTED WIRING BO ARDS – BIAS (C)/BIAS (L)/BIAS (R)/BIAS (LS)/BIAS (RS)/5.1 IN Boards –• See page 14 for Circuit Boar ds Location.
37 37 STR-DE845/DE945 4-27. SCHEMA TIC DIA GRAM – BIAS (C)/BIAS (L)/BIAS (R)/BIAS (LS)/BIAS (RS)/5.1 IN Boar ds – (Page 25) (Page 33) (Page 33) (Page 33) (Page 33) (Page 33).
38 38 STR-DE845/DE945 4-28. PRINTED WIRING BO ARDS – DC (1)/DC (2) Boar ds –• See page 14 for Circuit Boar ds Location. • Semiconductor Location Ref.
39 39 STR-DE845/DE945 4-29. SCHEMA TIC DIA GRAM – DC (1)/DC (2) Boar ds – The components identified by mark 0 or dotted line with mark 0 are critical for saf ety . Replace only with par t number specified. Les composants identifi é s par une marque 0 sont critiques pour la s é curit é .
40 40 STR-DE845/DE945 4-30. PRINTED WIRING BO ARDS – A C/SP Boards –• See pa g e 14 for Circuit Boar ds Location. • Semiconductor Location Ref.
41 41 STR-DE845/DE945 4-31. SCHEMA TIC DIA GRAM – A C/SP Boar ds – The components identified by mark 0 or dotted line with mark 0 are critical for saf ety . Replace only with par t number specified. Les composants identifi é s par une marque 0 sont critiques pour la s é curit é .
42 42 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38.
43 IC301 TC9273N-004 (MAIN Board) IC303 TC9273N-014 (MAIN Board) IC330 TC9273N-013 (MAIN Board (DE945)) IC1502 TC9273N-012 (EL) (A U SW Board) IC501, 601, 701 µPC2581V (MAIN Board) IC414-416 TC9299P .
44 IC1005 TC74A CT153AF (EL) (DIGIT AL Board) IC1101 LC89055W -RA8 (DIGIT AL Board) IC1206 NJM2103M-TE2 (DIGIT AL Board) 16 15 14 13 12 11 10 9 1 2 3 4 5 6 7 8 2G 2C3 2C2 2C1 2C0 2Y VCC 2C3 2C2 2C1 2C.
45 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 64K x 16 MEMORY ARRAY SENSE AMP & WRITE PRIVER HIGH BYTE I/O BUFFER LOW .
46 4-32. IC PIN FUNCTION DESCRIPTION • DIGIT AL BO ARD IC1101 LC89055W -RA8 (A UDIO INTERF ACE RECEIVER) Pin No. Pin Name I/O Description 1 DISEL I Input data select terminal (fixed at “L” in th.
47 Pin No. Pin Name I/O Description 44 DOSEL0 O Data select 0 output terminal (fixed at “ L ” in this set) 45 DOSEL1 O Data select 1 output terminal (fixed at “ L ” in this set) 46 CKSEL0 I Sy.
48 • DIGIT AL BO ARD IC1201 MB90573PFV -G-296-BND (SYSTEM CONTROLLER) Pin No. Pin Name I/O Description 1 SCLK O Serial clock signal output to the dolby digital audio decoder (IC1301) 2S I I Serial d.
49 Pin No. Pin Name I/O Description 56 SDATA O Tuner data output to the FM/AM tuner unit (TM301) 57 SCLK O Tuner clock signal output to the FM/AM tuner unit (TM301) 58 DATA IN I PLL data input from th.
50 Pin No. Pin Name I/O Description 107 DIG-INB O Digital input select B control signal output to the select switch (IC1005) 108 DIG-INA O Dgital input select A control signal output to the select swi.
51 • DIGIT AL BO ARD IC1401 CXD2712R (A UDIO DSP) Pin No. Pin Name I/O Description 1 VSS3 — Ground terminal 2 to 5 SOA to SOD O Serial data output to the A/D, D/A converter 6, 7 ECJ0, ECJ1 I Condi.
52 Pin No. Pin Name I/O Description 99 CLKI I Master clock signal input terminal (10MHz) 100 CLKO O Master clock signal output terminal (10MHz) 101 VSS1 — Ground terminal 102 VDD0 — Power supply terminal (+3.3V) 103 AVSS — Ground terminal (for PLL cell) 104 AVDD — Power supply terminal (+3.
53 • DIGIT AL BO ARD IC1503 AK4527 (A/D, D/A CONVER TER) Pin No. Pin Name I/O Description 1 SDOS I Data source select terminal “ L ” : internal ADC output “ H ” : DAUX input 2 I2C I Control .
54 • DIGIT AL BO ARD IC102 MB90553ABPF-G-169-BND (DISPLA Y CONTROLLER) Pin No. Pin Name I/O Description 1 EQ O EQUALIZER indicator (D123) drive signal output terminal “ L ” : on 2 SUR O SURROUND.
55 Pin No. Pin Name I/O Description 53 RDS CLOCK I RDS clock signal input terminal Not used (fixed at “ L ” ) 54 RDS DATA I RDS data input terminal Not used (fixed at “ L ” ) 55 OSD VSYNC O Vi.
56 (1) FRONT P ANEL SECTION SECTION 5 EXPLODED VIEWS Les composants identifiés par une marque 0 sont critiquens pour la sécurité. Ne les remplacer que par une pièce portant le numéro spécif ié. The components identified by mark 0 or dotted line with mark 0 are critical for safety .
57 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark (2) CHASSIS SECTION-1 #1 #1 #1 66 not supplied #1 #1 #4 #1 #1 #1 #1 #2 #2 #1 #1 #1 #1 #1 #1 not supplied not supplied not s.
58 (3) CHASSIS SECTION-2 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark E, PX #4 #4 #3 #3 #1 #1 #1 #1 #1 #1 #1 not supplied not supplied not supplied TU301 #1 #1 #1 #1 #1 #1.
59 SECTION 6 ELECTRICAL P ARTS LIST 5.1 IN A C Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark NO TE: • Due to standardization, replacements in the parts list may be dif f erent from the parts speci- fied in the diagrams or the components used on the set.
60 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark AU S W A-4428-791-A AU SW BOARD, COMPLETE ********************** < CAP ACITOR > C1503 1-163-251-11 CERAMIC CHIP 100PF 5% 50V C1504 1-163-037-11 CERAMIC CHIP 0.022uF 10% 25V C1505 1-163-037-11 CERAMIC CHIP 0.
61 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A U SW BIAS (C) BIAS (L) BIAS (LS) BIAS (R) BIAS (RS) DC (1) DC (2) R1584 1-216-089-00 RES-CHIP 47K 5% 1/10W R1585 1-216-08.
62 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark DC (2) DIGIT AL < CAP ACITOR > C801 1-104-664-11 ELECT 47uF 20% 25V C807 1-107-935-11 ELECT 330uF 20% 100V C808 1-126.
63 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark DIGIT AL C1221 1-126-964-11 ELECT 10uF 20% 50V C1222 1-165-319-11 CERAMIC CHIP 0.1uF 50V C1223 1-165-319-11 CERAMIC CHIP 0.1uF 50V C1224 1-165-319-11 CERAMIC CHIP 0.1uF 50V C1225 1-165-319-11 CERAMIC CHIP 0.
64 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark DIGIT AL IC1007 8-759-242-70 IC TC7WU04F (TE12R) IC1101 8-759-639-35 IC LC89055W-RA8 IC1201 8-759-680-64 IC MB90573PFV-G-29.
65 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark DIGIT AL DISPLA Y R1246 1-216-049-11 RES-CHIP 1K 5% 1/10W R1247 1-216-073-00 MET AL CHIP 10K 5% 1/10W R1248 1-216-073-00 ME.
66 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C102 1-164-222-11 CERAMIC CHIP 0.22uF 25V C103 1-165-319-11 CERAMIC CHIP 0.1uF 50V C104 1-165-319-11 CERAMIC CHIP 0.1uF 50V C105 1-104-905-11 CAPACITOR 0.22F 5.5V C106 1-165-319-11 CERAMIC CHIP 0.
67 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < RESISTOR > R100 1-216-089-00 RES-CHIP 47K 5% 1/10W R101 1-216-049-11 RES-CHIP 1K 5% 1/10W R102 1-216-049-11 RES-CHI.
68 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark RR33 1-216-073-00 MET AL CHIP 10K 5% 1/10W (DE945) RR34 1-216-073-00 MET AL CHIP 10K 5% 1/10W (DE945) RR35 1-216-073-00 MET.
69 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C352 1-128-809-11 CERAMIC 100PF 5% 50V (EXCEPT US, CND) C353 1-126-934-11 ELECT 220uF 20% 10V C354 1-125-896-91 MYLAR 0.0091uF 5% 50V C355 1-136-159-00 MYLAR 0.033uF 5% 50V C356 1-126-961-11 ELECT 2.
70 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark CNP561 1-784-921-11 PIN, CONNECTOR 4P CNP601 1-785-104-11 PIN, CONNECTOR 6P CNP602 1-785-104-11 PIN, CONNECTOR 6P CNP603 1-.
71 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q558 8-729-140-82 TRANSISTOR 2SA988TP-PAF AEA Q559 8-729-281-53 TRANSISTOR 2SC1815GR-TPE2 Q560 8-729-900-63 TRANSISTOR BN1F.
72 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R403 1-249-417-11 CARBON 1K 5% 1/4W R404 1-249-417-11 CARBON 1K 5% 1/4W R405 1-249-417-11 CARBON 1K 5% 1/4W R406 1-249-417-.
73 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R655 1-249-439-11 CARBON 68K 5% 1/4W R657 1-249-429-11 CARBON 10K 5% 1/4W 0 R658 1-249-393-11 CARBON 10 5% 1/4W F R680 1-249-429-11 CARBON 10K 5% 1/4W R681 1-249-425-11 CARBON 4.
74 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C2018 1-126-964-11 ELECT 10uF 20% 50V C2019 1-164-159-11 CERAMIC 0.1uF 50V C2020 1-126-964-11 ELECT 10uF 20% 50V C2023 1-164-159-11 CERAMIC 0.
75 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < VIBRA TOR > X2002 1-781-821-21 VIBRA TOR, CRYST AL (14MHz) ********************************************************.
76 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < IC > IC251 8-759-529-20 IC NJM2296D IC252 8-759-529-20 IC NJM2296D IC253 8-759-666-33 IC NJM2145D < JACK > J2.
77 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-677-004-11 V . SWITCH BOARD (E, PX) *************** 1-533-217-31 HOLDER, FUSE < CONNECTOR > CNV903 1-568-106-11 PIN.
78 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ************** HARDWARE LIST ************** #1 7-685-646-79 SCREW +BVTP 3X8 TYPE2 IT-3 #2 7-685-881-09 SCREW +BVTT 4X8 (S) .
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Sony STR-DE845 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Sony STR-DE845 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Sony STR-DE845 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Sony STR-DE845 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Sony STR-DE845, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Sony STR-DE845.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Sony STR-DE845. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Sony STR-DE845 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
