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STR-DE445/DE545/SE501
SERVICE MANUAL
Dolby Laboratories Licensing Corporation.
"DOLBY" the double-D symbol ; "AC-3" and "PRO LOGIC"
are trademarks of Dolby Laboratories Licensing Corporation.
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION
With 8 Ω loads, both channels driven, from
20 – 20,000 Hz; rated 100
a)
W per channel
minimum RMS power, with no more than
0.09% total harmonic distortion from 250
mW to rated output (US model only).
STR-DE445:
a) 80 W
Amplifier section
Rated Power Output at Stereo mode
US model:
(8 Ω 20 Hz – 20 kHz, THD
0.09 % )
EXCEPT US:
(8 Ω 1 kHz, THD 0.7 %)
STR-DE545/SE501:
100 W + 100 W
STR-DE445:
80 W + 80 W
Reference Power Output
(8Ω at 1 kHz, THD 0.7 %)
STR-DE545/SE501:
Front: 100 W + 100 W
Center: 100 W
Rear: 100 W + 100 W
STR-DE445:
Front: 80 W + 80 W
Center: 80 W
Rear: 80 W + 80 W
Frequency response
CD, MD/TAPE, DVD/LD, TV/
SAT, VIDEO, AUX:
10 Hz – 50 kHz +0.5/–2 dB
(with sound field, tone, and
bass boost bypassed)
Photo: STR-DE445
SPECIFICATIONS
Inputs (Analog)
5.1 CH INPUT, CD, DVD/LD,
MD/TAPE, TV/SAT, VIDEO,
AUX:
Sensitivity: 250 mV
Impedance: 50 kΩ
S/N
b)
: 96 dB (A, 250 mV
b) Input short.
c) Weighted nework, input level.
Inputs (Digital)
DVD/LD (coaxial):
Sensitivity: —
Impedance: 75 Ω
S/N: 100 dB (A, 20 kHz LPF)
DVD/LD, TV/SAT* (Optical):
Sensitivity: —
Impedance: —
S/N: 100 dB (A, 20 kHz LPF)
*) STR-DE545 and STR-SE501 only.
Outputs
MD/TAPE, (REC OUT); VIDEO
(AUDIO OUT):
Voltage: 250 mV,
Impedance: 10 kΩ
SUB WOOFER:
Voltage: 2 V
Impedance: 1 kΩ
PHONES:
Accepts low- and high-
impedance headphones
FM STEREO FM-AM RECEIVER
STR-DE445/DE545/SE501
Canadian Model
AEP Model
Australian Model
Chinese Model
BASS BOOST
+6 dB at 70 Hz
TONE
±6 dB at 100 Hz and 10 kHz
Sampling Frequency
c)
)
48 kHz
FM tuner section
Tuning range
87.5 – 108.0 MHz
Antenna terminals 75 Ω, unbalanced
Mono: 18.3 dBf, 2.2 µV/75 Ω
Sensitivity
Stereo: 38.3 dBf, 22.5 µV/75 Ω
Usable sensitivity 11.2 dBf, 1 µV/75 Ω
S/N
Mono: 76 dB
Stereo: 70 dB
Harmonic distortion at 1 kHz
Mono: 0.3 %
Stereo: 0.5 %
Separation
45 dB at 1 kHz
Frequency response
30 Hz – 15 kHz
+0.5/–2 dB
Selectivity
60 dB at 400 kHz
— Continued on next page —
US Model
UK Model
STR-DE445/DE545
E Model
PX Model
STR-DE545
1

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Summary of Contents for Sony STR-DE445

  • Page 1 Canadian Model AEP Model UK Model STR-DE445/DE545 E Model Australian Model Chinese Model Photo: STR-DE445 PX Model STR-DE545 Dolby Laboratories Licensing Corporation. “DOLBY” the double-D symbol ; “AC-3” and “PRO LOGIC” are trademarks of Dolby Laboratories Licensing Corporation. SPECIFICATIONS Inputs (Analog) 5.1 CH INPUT, CD, DVD/LD,...
  • Page 2 (17 × 12 × 6 inches) including projecting parts and controls Mass (Aporox.) STR-DE545: 7.9kg (17 lbs. 7 oz) STR-DE445: 7.7kg (16 lbs. 16 oz) STR-SE501: 8.2kg (18 lbs. 2 oz) Supplid accessories FM wire antenna (1) AM loop antenna (1)
  • Page 3: Table Of Contents

    LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS AP- REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY PEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU...
  • Page 4: Genetal

    SECTION 1 GENERAL FRONT PANEL waw; qjqh PHOTO: STR-DE445 @/1 button MUTING button INPUT MODE button MASTER VOLUME knob DIMMER button SET UP button DISPLAY button NAME button 5.1CH INPUT button ENTER button CHINEMA STUDIO A button Jog dial CHINEMA STUDIO B button...
  • Page 5 REAR PANEL PHOTO: STR-DE445 ANTENNA terminal DVD/LD jack DIGITAL IN jack VIDEO IN TV/SAT OPTICAL (DE545, SE501 model) S-VIDEO IN (DE545, SE501 model) DVD/LD OPTICAL (DE545, SE501 model) COAXIAL AUDIO IN MONITOR jack TV/SAT jack VIDEO OUT VIDEO IN S-VIDEO OUT (DE545, SE501 model)
  • Page 6: Test Mode

    SECTION 2 TEST MODE SOFTWARE VERSION DISPLAY MODE ALL CLEAR MODE * The software version is displayed. * All preset contents are cleared when this mode is activated. Use * Procedure: this mode before returning the product to clients upon completion While depressing the TUNER and the VIDEO buttons of repair.
  • Page 7: Diagrams

    STR-DE445/DE545/SE501 SECTION 3 DIAGRAMS 3-1. CIRCUIT BOARDS LOCATION THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this necessary note is printed in each block.) For schematic diagrams. For printed wiring boards. Note: Note: AC SEL board (E, PX model) •...
  • Page 8: Block Diagrams

    STR-DE445/DE545/SE501 3-2. BLOCK DIAGRAMS –- MAIN SECTION –- J401 AUX IN 71 INA2 INB2 CD IN J402 61 REC OUT 2A MD/TAPE INC2 LCH OUT 49 FRONT IND2 TV/SAT IN Q361 J403 IC201 MUTE DVD/LD IN SOUND PROCESSOR 67 INE2...
  • Page 9: Power Section

    STR-DE445/DE545/SE501 –- POWER SECTION –- RY791 R CH J791 PHONES IC701 Q791 POWER AMP Q705,706 Q707,708 RELAY Q703 Q709 DRIVER CURRENT AF POWER +V OUT2 BOOSTER PROTECT Q701,702 FRONT LIMTER RY730 TM602 Q730 Q704 RELAY FRONT -VOUT2 BOOSTER DRIVER DE545,SE501 MODEL...
  • Page 10: Printed Wiring Board - Digital Section

    STR-DE445/DE545/SE501 3-3. PRINTED WIRING BOARD — DIGITAL SECTION — • See page 7 for Circuit Boards Location. • Semiconductor • Semiconductor Location Location Ref. No. Location Ref. No. Location D1201 D1101 D1202 D1301 IC1003 IC1004 IC1001 IC1005 IC1002 IC1006 IC1009...
  • Page 11: Schematic Diagram - Digital Section

    STR-DE445/DE545/SE501 3-4. SCHEMATIC DIAGRAM — DIGITAL SECTION — • See page 7 for Waveforms. • See page 21 for IC Pin Functions. FUNCTION FUNCTION FUNCTION...
  • Page 12: Printed Wiring Board - Main Section

    STR-DE445/DE545/SE501 3-5. PRINTED WIRING BOARD — MAIN SECTION — • See page 7 for Circuit Boards Location. • Semiconductor Location Ref. No. Location Ref. No. Location Ref. No. Location Ref. No. Location Ref. No. Location Ref. No. Location Ref. No.
  • Page 13: Schematic Diagram - Main (1/3) Section

    STR-DE445/DE545/SE501 3-6. SCHEMATIC DIAGRAM — MAIN (1/3) SECTION — • See page 7 for Waveforms. • See page 28 for IC Block Diagrams.
  • Page 14: Schematic Diagram - Main (2/3) Section

    STR-DE445/DE545/SE501 3-7. SCHEMATIC DIAGRAM — MAIN (2/3) SECTION —...
  • Page 15: Schematic Diagram - Main (3/3) Section

    STR-DE445/DE545/SE501 3-8. SCHEMATIC DIAGRAM — MAIN (3/3) SECTION —...
  • Page 16: Printed Wiring Board - Display Section

    STR-DE445/DE545/SE501 3-9. PRINTED WIRING BOARD — DISPLAY SECTION — • See page 7 for Circuit Boards Location. • Semiconductor Location Ref. No. Location Ref. No. Location D002 IC101 D003 IC102 D004 IC103 D005 D006 Q001 D007 Q002 D008 Q003 D009...
  • Page 17: Schematic Diagram - Display Section

    STR-DE445/DE545/SE501 3-10. SCHEMATIC DIAGRAM — DISPLAY SECTION — • See page 7 for Waveforms. • See page 26 for IC Pin Functions. FUNCTION...
  • Page 18: Printed Wiring Board - Video/Key Section

    STR-DE445/DE545/SE501 3-11. PRINTED WIRING BOARD — VIDEO/KEY SECTION — • See page 7 for Circuit Boards Location.
  • Page 19: Schematic Diagram - Video/Key Section

    STR-DE445/DE545/SE501 3-12. SCHEMATIC DIAGRAM — VIDEO/KEY SECTION — • See page 29 for IC Block Diagrams.
  • Page 20: Printed Wiring Board - Power Supply Section

    STR-DE445/DE545/SE501 3-13. PRINTED WIRING BOARD — POWER SUPPLY SECTION — • See page 7 for Circuit Boards Location. • Semiconductor Location Ref. No. Location D901 D910 D911 D912 D913 D914 D915 IC950 Q901 Q951...
  • Page 21: Ic Pin Function Description

    3-14. IC PIN FUNCTIONS • IC1004 LC89055W-RA8 DIGITAL AUDIO I/F RECEIVER (DIGITAL BOARD) Pin No. Pin Name Function DISEL Input data select. (connected to ground.) DOUT EIAJ data and parity flag output terminal (Not used) DIN0 Amplifier integrate data input terminal DIN1 Amplifier integrate data input terminal DIN2...
  • Page 22 • IC1006 CXD9511AQ Audio DISP (DIGITAL BOARD) Pin No. Pin Name Function VDD1 — Power supply. (+5v.) RAMCEN External RAM chip select output. 3, 4 RAM16, 15 External RAM address data output. (Not used.) 5 – 7 SDIB0 – 2 PCM input to sub DSP.
  • Page 23 Pin No. Pin Name Function VDD1 — Power supply. (+5v.) 72 – 79 RAMD0 – 7 External SRAM data input/output. — Ground. VDD2 — Power supply. (+3.3v.) SDWCKO Bit clock input for SDOA, SDIB, SDOB. SDBCKO Word clock input for SDOA, SDIB, SDOB. SDIA0 AC-3/DTS bitstream or PCM data input to Main DSP.
  • Page 24 • IC1008 AK4527 A/D, D/A CONVERTER (DIGITAL BOARD) Pin No. Pin Name Function SDTO source select pin SDOS “L”: internal ADC output, “H”: DAUX input ORed with serial control register if P/S = “L” (Connected to ground) Serial control mode select pin Soft mute pin S MUTE “H”: Soft mute ON, “L”: OFF...
  • Page 25 Pin No. Pin Name Function RIN– Rch analog negative input pin RIN+ Rch analog positive input pin DZF2 Zero input detect 2. (Not used.) Common voltage output pin, AVDD/2 VCOM Large external capacitor is used to reduce power-supply noise VREFH “Positive voltage reference input pin, AVDD”...
  • Page 26 • IC102 MB90553ABPF-G-158-BND System control (DISPLAY BOARD) Pin No. Pin Name Function BLUE LED MULTI CHANNEL DECODING display data output to LED. BB LED BASS BOOST display data output to LED. TONE LED TONE display data output to LED. DOLBY LED DOLBY DIGITAL display data output to LED.
  • Page 27 Pin No. Pin Name Function SP A Speaker A signal input. PW KEY IN Power key input. SIRCS Sircs signal input. PROTECTOR Protect signal input. TUNER LAT Tuner latch output. TUNER DATA OUT Tuner data output. TUNER CLK Tuner clock output. TUNER DATA IN Tuner data input.
  • Page 28: Ic Block Diagrams

    3-15. IC BLOCK DIAGRAMS IC301 BU1924F-E2 (MAIN BOARD) 12 11 10 CLOCK TEST PLL 57kHz RDS/ARI 1187.5Hz COMPARATOR 8th SWITCHED BIPHASE CAPACITOR DECODER FILTER DEFFERENTIAL ANTI-ALIASING DECODER FILTER IC501 STK350-230 (MAIN BOARD) INPUT -VEOUT +VEOUT IC701, 702 µPC2581V (MAIN BOARD) BIAS CIRCUIT PROTECTOR REG DRIVE...
  • Page 29 IC950 NJM2103D (STBY BOARD) RESET – + VREF + – OUTC VSB/SESIN – – IC1015 NJM2279D (VIDEO BOARD) IC1016 NJM2279D (S VIDEO BOARD) VIN 3 1 SW 1 2 SW 2 VIN 2 3 VIN 1 MUTE 2 4 MUTE 1 VOUT 2 5 VOUT 1 GND 2 6...
  • Page 30: Explodeo Views

    SECTION 4 EXPLODED VIEWS NOTE: • -XX, -X mean standardized parts, so they may • The mechanical parts with no reference number The components identified by mark 0 or have some differences from the original one. in the exploded views are not supplied. dotted line with mark 0 are critical for safety.
  • Page 31 (DE445:AEP,UK,CIS/DE545:E,PX,AUS) (US,CND,AEP,UK,CIS) 4-226-799-01 KNOB(JOG)(BLACK)(US,CND,AEP,UK,CIS) 4-210-291-11 SCREW (CASE 3 TP2)(SILVER) 4-226-799-11 KNOB(JOG)(SILVER) (DE445:AEP,UK,CIS/DE545:CH,TW,SP,MY,E,PX,AUS) (DE445:AEP,UK,CIS/DE545:CH,TW,SP,MY,E,PX,AUS) 4-226-945-01 CASE(E5)(BLACK)(US,CND,AEP,UK,CIS) 4-996-698-01 EMBLEM, SONY(EXCEPT CH,TW,SP,MY) 4-226-945-21 CASE(E5)(CH,TW,SP,MY) 4-226-945-41 CASE(E5)(SILVER) 4-996-698-11 EMBLEM, SONY(CH,TW,SP,MY) (DE445:AEP,UK,CIS/DE545:E,PX,AUS) 1-676-786-11 HEADPHONE BOARD 4-951-620-01 SCREW(2.6X8), +BVTP 1-676-785-11 TUNER SWITCH BOARD 1-676-784-11 POWER SWITCH BOARD...
  • Page 32: Chassis Section

    4-2. CHASSIS SECTION #1 (DE545/SE501) not supplied #1 #1 not supplied not supplied T901 not supplied E,PX US,CH,CND AEP,UK,CIS,SP,MY,TW,E...
  • Page 33 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-4947-124-1 FOOT ASSY (F50150S)(SILVER) 4-226-802-41 BACK PANEL (E5)(DE545:SP,MY) (DE445:AEP,UK,CIS/DE545:E,PX,AUS) 4-226-802-51 BACK PANEL (E5)(DE545:CH) X-4947-208-1 FOOT ASSY (F50150S)(BLACK) 4-226-802-61 BACK PANEL (E5)(DE545:AEP,UK,CIS) (DE445:US,CND,AEP,UK/DE545:CH,US,CND,AEP,UK,CIS,SE501) 4-226-802-71 BACK PANEL (E5)(DE545:TW) X-4947-389-1 FOOT ASSY (F50150S)(BLACK)(DE445:CIS) 4-226-808-01 BACK PANEL (E4)(DE445:US) X-4947-547-1 FOOT ASSY (F50150S)(DE545:TW,SP,MY) 4-226-801-01 SUB MOLD (E5)
  • Page 34: Electrical Parts List

    SECTION 5 AC SEL DIGITAL ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • CAPACITORS: • SEMICONDUCTORS parts list may be different from the parts uF: µF In each case, u: µ, for example: specified in the diagrams or the components •...
  • Page 35 DIGITAL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C1330 1-163-251-11 CERAMIC CHIP 100PF 5.00% 50V R1002 1-216-025-91 RES-CHIP 1/10W (DE545,SE501) < CONNECTOR > R1003 1-216-022-00 METAL CHIP 1/10W R1101 1-216-071-00 METAL CHIP 8.2K 1/10W * CNP501 1-691-774-11 PLUG (MICRO CONNECTOR) 12P R1102 1-216-066-00 METAL CHIP 5.1K...
  • Page 36 DISPLAY Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-4428-428-A DISPLAY BOARD, COMPLETE (DE445:US) C132 1-164-159-11 CERAMIC 0.1uF C134 1-164-159-11 CERAMIC 0.1uF ************************ C198 1-164-159-11 CERAMIC 0.1uF A-4428-438-A DISPLAY BOARD, COMPLETE (DE545:US) C199 1-164-159-11 CERAMIC 0.1uF ************************ <...
  • Page 37 DISPLAY Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < COIL > R098 1-249-415-11 CARBON 1/4W F (DE445:US,CND) L101 1-408-117-00 INDUCTOR 10uH R098 1-247-843-11 CARBON 3.3K 1/4W (DE545:CH,SP,MY) < TRANSISTOR > R098 1-249-427-11 CARBON 6.8K 1/4W F (DE545:TW,AEP,UK,CIS,E,PX) Q001 8-729-900-63 TRANSISTOR BN1F4M-TP...
  • Page 38 DISPLAY HEADPHONE MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R138 1-247-807-31 CARBON 1/4W S131 1-771-410-21 SWITCH, TACTILE(A.F.D) R139 1-247-807-31 CARBON 1/4W S132 1-771-410-21 SWITCH, TACTILE(INPUT MODE) R140 1-247-807-31 CARBON 1/4W S133 1-771-410-21 SWITCH, TACTILE(5.1CH INPUT) R141 1-247-807-31 CARBON 1/4W...
  • Page 39 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C306 1-128-818-11 CERAMIC 560PF C462 1-130-481-00 MYLAR 0.0068uF 5% (AEP,UK,CIS) C463 1-136-495-11 MYLAR 0.068uF 5.00% 50V C307 1-102-527-11 CERAMIC 82PF 5.00% 50V C464 1-130-481-00 MYLAR 0.0068uF 5% (AEP,UK,CIS) C465 1-124-261-00 ELECT...
  • Page 40 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C703 1-104-665-11 ELECT 100uF 20.00% 10V < CAPACITOR > C704 1-107-583-11 CERAMIC 0.25PF 500V C705 1-102-233-00 CERAMIC 33PF 10.00% 500V CC01 1-128-809-11 CERAMIC 100PF C706 1-128-809-11 CERAMIC 100PF (EXCEPT US,CND,E,PX) C707...
  • Page 41 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark CNP301 1-794-002-11 CONNECTOR 13P(EXCEPT AEP,UK,CIS) < IC > CNP791 1-779-978-11 PIN, CONNECTOR 3P * CNP801 1-564-104-00 PIN, CONNECTOR (B3P-VH) 3P IC201 8-759-655-38 IC M61501FP CNP802 1-691-770-11 PLUG (MICRO CONNECTOR) 8P IC301 8-759-557-36 IC BU1924F-E2(AEP,UK,CIS) CNP911 1-691-773-11 PLUG (MICRO CONNECTOR) 11P...
  • Page 42 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q652 8-729-141-30 TRANSISTOR 2SC3623ATP-LK R367 1-249-437-11 CARBON 1/4W Q653 8-749-010-25 IC MN2488-OPY-M R368 1-249-437-11 CARBON 1/4W Q654 8-749-010-26 IC MP1620-OPY-M R369 1-249-429-11 CARBON 1/4W Q655 8-729-140-82 TRANSISTOR 2SA988TP-PAFAEA R370 1-249-429-11 CARBON 1/4W...
  • Page 43 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R465 1-249-437-11 CARBON 1/4W R540 1-247-881-00 CARBON 120K 1/4W R466 1-249-429-11 CARBON 1/4W R541 1-249-431-11 CARBON 1/4W R467 1-249-437-11 CARBON 1/4W R573 1-249-437-11 CARBON 1/4W R468 1-249-437-11 CARBON 1/4W R601 1-249-417-11 CARBON...
  • Page 44 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R696 1-249-405-11 CARBON 1/4W F R761 1-249-440-11 CARBON 1/4W R697 1-249-441-11 CARBON 100K 1/4W R763 1-249-414-11 CARBON 1/4W F R698 1-249-441-11 CARBON 100K 1/4W R764 1-249-408-11 CARBON 1/4W F R699 1-215-888-00 METAL OXIDE...
  • Page 45: Power Switch

    MAIN POWER SWITCH STBY Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < SWITCH > < CONNECTOR > S501 1-771-692-11 SWITCH, SLIDE(IMPEDANCE SELECTOR) CNP901 1-564-321-00 PIN, CONNECTOR 2P (DE545,SE501) * CNP902 1-565-792-11 PIN, CONNECTOR 2P CNP906 1-568-106-11 PIN, CONNECTOR 4P(E,PX) <...
  • Page 46 STBY S-VIDEO TUNER VIDEO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < TRANSFORMER > 1-676-785-11 TUNER SWITCH BOARD ******************** 0 T902 1-435-435-11 TRANSFORMER, POWER (CH,AEP,UK,CIS,SP,MY,AUS) < CONNECTOR > 0 T902 1-435-563-11 TRANSFORMER, POWER(TW) 0 T902 1-435-434-11 TRANSFORMER, POWER(E,PX) CNS110 1-573-105-11 CONNECTOR, PC BOARD 4P 0 T902...
  • Page 47 VIDEO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C1611 1-126-965-11 ELECT 22uF 20.00% 50V MISCELLANEOUS C1612 1-126-964-11 ELECT 10uF 20.00% 50V *************** < CONNECTOR > 0 59 1-696-847-11 CORD, POWER(AUS) 0 59 1-777-070-21 CORD, POWER(CND) 0 59 CNS107 1-691-768-11 PLUG (MICRO CONNECTOR) 6P 1-777-071-21 CORD, POWER(AEP,UK,CIS,SP,MY,E,PX)
  • Page 48 STR-DE445/DE545/SE501 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ACCESSORIES & PACKING MATERIALS ******************************** ************** HARDWARE LIST 1-418-833-11 REMOTE COMMANDER(RM-U304)(DE445) ************** 1-501-374-11 ANTENNA, LOOP 7-685-646-79 SCREW +BVTP TYPE2 IT-3 1-501-594-11 ANTENNA (FM) 7-685-646-91 SCREW +BVTP TYPE2 TT(B)

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