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Sony STR-DB900 Service Manual
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Sony STR-DB900 Service Manual

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SERVICE MANUAL
Ver 1.0 2004.08
Manufactured under license from Dolby Laboratories.
"Dolby", "Pro Logic" and the double-D symbol are
trademarks of Dolby Laboratories.
"DTS" and "DTS Digital Surround" are trademarks of Digital
Theater Systems, Inc.
Amplifier section
POWER OUTPUT
Rated power output in stereo mode
(8 ohms, 1 kHz, DIN)
Reference power output
(8 ohms, 20 Hz – 20 kHz, THD 0.7%)
* Depending on the sound field settings and source being used, there
may be no sound output.
Inputs (Analog)
Impedance:
Inputs (Digital)
DVD (Coaxial)
Outputs
LINE (subwoofer)
FM tuner section
Tuning range
Antenna terminals
Intermediate frequency
AM tuner section
Tuning range
Antenna
Intermediate frequency
SPECIFICATIONS
120 W + 120 W
FRONT*: 100 W + 100 W
CENTER*: 100 W
SURROUND*:100 W + 100 W
SURROUND BACK*:100 W
Sensitivity: 500 mV
50 kilohms
Impedance: 75 ohms
Voltage: 2 V
Impedance: 1 kilohm
87.5 – 108.0 MHz
75 ohms, unbalanced
10.7 MHz
531 – 1,602 kHz
Loop antenna
450 kHz
STR-DB900
General
Receiver
Power requirements
Power consumption
Dimensions (w/h/d)
Mass (approx.)
Remote control
Remote control system
Power requirements
Dimensions
Mass (approx.)
Supplied accessories
FM wire antenna (1)
AM loop antenna (1)
Remote commander (1)
R6 (size AA) batteries (2)
Design and specifications are subject to change without notice.
FM STEREO FM/AM RECEIVER
AEP Model
UK Model
E Model
230 V AC, 50/60 Hz
130 W
430 × 85 × 400 mm
including projecting parts and
controls
6.2 kg
Infrared control
3 V DC with two R6 (size-AA)
batteries
210 × 49 × 25 mm
85 g excluding batteries

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  • Page 1 STR-DB900 SERVICE MANUAL AEP Model UK Model Ver 1.0 2004.08 E Model Manufactured under license from Dolby Laboratories. “Dolby”, “Pro Logic” and the double-D symbol are trademarks of Dolby Laboratories. “DTS” and “DTS Digital Surround” are trademarks of Digital Theater Systems, Inc.

  • Page 2: Table Of Contents

    WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUM- BERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLE- MENTS PUBLISHED BY SONY.

  • Page 3: Servicing Notes

    STR-DB900 SECTION 1 SERVICING NOTES 1-1. AMP BOARD, DIGITAL BOARD SERVICE POSITION In case of checking AMP board or DIGITAL board from bottom side, please remove those with back panel. AMP board DIGITAL board back panel insulating sheet 1-2. NOTE ON CHECKING AMP BOARD OR DIGITAL BOARD WHILE TURNING ON ELECTRICITY In case of checking AMP board or DIGITAL board while turning on electricity, please connect with an crocodile clip connector between back panel and chassis.

  • Page 4: Note On Amp Board Removal

    STR-DB900 1-3. NOTE ON AMP BOARD REMOVAL AMP board In case of removing AMP board, remove these 6 screws first, it is easy to remove it. 1-4. NOTE ON HEAT SINK INSTALLATION Be sure to install it in the direction as shown in the figure.

  • Page 5: Note On Checking Power Board While Turning On Electricity 1

    STR-DB900 1-5. NOTE ON CHECKING POWER BOARD WHILE TURNING ON ELECTRICITY 1 In case of checking POWER board while turning on electricity, please connect with crocodile clip connectors between two ground terminals (EP902, 904) and chassis. POWER board EP904 EP902...

  • Page 6: General

    STR-DB900 SECTION 2 GENERAL This section is extracted from instruction manual. List of button locations and reference pages M ain unit ALPHABETICAL ORDER NUMBERS AND SYMBOLS DIRECT qa (remote sensor) 1 DISPLAY 6 2CH 9 Display window 4 INPUT MODE 5...

  • Page 7: Test Mode

    STR-DB900 SECTION 3 TEST MODE [FL TEST MODE] Fluorescent segments display test Procedure: 1. Press the [POWER] button to turn the set off. 2. To enter the test mode, while pressing the two buttons [DISPLAY] and [SOUND FIELD], press [POWER] button.
  • Page 8 STR-DB900 3. Select the display contents with cursor [ / ] buttons on the remote commander. Note: In case of pressing buttons except for cursor [ / ] buttons, the Test Mode is released. HISTORY button button * * * * * * * *...
  • Page 9 STR-DB900 (Display example on the protector being activated.) • Item Number 01: On 27 minutes operating time Operating Time Item Number • Item Number 11: Volume level "25" display • Item Number 21: DOLBY Sound Field name display; DOLBY PRO LOGIC •...

  • Page 10: Diagrams

    STR-DB900 SECTION 4 DIAGRAMS • Circuit Boards Location REG board AMP board AC SW board DIGITAL board POWER board VIDEO board LED board ANALOG IN board tuner unit HP board DISPLAY board VOL board...
  • Page 11 STR-DB900 NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS (In addition to this necessary note is printed in each block.) Note on Schematic Diagram: Note on Printed Wiring Board: • All capacitors are in µF unless otherwise noted. (p: pF) •...
  • Page 12 STR-DB900 • Waveforms – DIGITAL Board – – AMP Board – IC217 qd CKOUT (O) IC206 qs MCLK2 IC325 4 CN315 wa BCKO 3 Vp-p 3.3 Vp-p 5.2 Vp-p 4 Vp-p 0.33 µ sec 80 nsec 74 nsec 20 nsec 1V AC/DIV, 0.1 µ...

  • Page 13: Block Diagram - Input/Tuner Section

    STR-DB900 4-1. BLOCK DIAGRAM — INPUT/TUNER SECTION — INPUT SELECT BUFFER A/D CONVERTER FM/AM TUNER ANTENNA IC101 IC102 IC103 TM101 COAXIAL VINL DOUT ADC-DATA-L/R L CH 75Ω ADC-DATA-SL/SR R CH R-CH LRCK ADC-DATA-C/SW Q102 DIR-DATA TU-TUNED ASEL-A TUNED SCKI TU-STEREO...

  • Page 14: Block Diagram - Audio Dsp Section

    STR-DB900 4-2. BLOCK DIAGRAM — AUDIO DSP SECTION — DATA SELECT IC210 DIR-DATA SDI2 SDO1 DATA-L/R SDO3 DATA-C/SW SDO2 DATA-SL/SR ADC-DATA-L/R SDI1 SDO4 DATA-SB ADC-DATA-SL/SR BCKO BCKO ADC-DATA-C/SW SDI3 LRCKO 19 LRCKO BCKI1 SCKOUT 14 LRCKI1 LRCK BST SELECT IC204...

  • Page 15: Block Diagram - Damp Section

    STR-DB900 4-3. BLOCK DIAGRAM — DAMP SECTION — HEADPHONE AMP IC320 CLOCK OSC IC321 IC325 R-CH X300 J401 49.125MHz RY301 PHONES PCM/PWM PH-RY RELAY DRIVER PROCESSOR 15V-53V Q305,306 IC301 DIGITAL POWER AMP IC306 I.PROTECT Q356 HPSW TM301 DATA-L/R DATA-L/R DATA...

  • Page 16: Block Diagram - Display Section

    STR-DB900 4-4. BLOCK DIAGRAM — DISPLAY SECTION — +3.3V REG. IC910 +3.3V SEG1 +3.3V REG. SEG16 IC904 RECT. D913 GR1D1 T902 FL801 +6.2V FLUORESCENT GR1D12 INDICATOR TUBE +6.5V FL DRIVER D930 DRAIN IC802 +12V +6.5V (DAMP) RECT. +17V REG. T801...

  • Page 17: Schematic Diagram - Digital Section (1/3)

    STR-DB900 4-5. SCHEMATIC DIAGRAM — DIGITAL SECTION (1/3) — • See page 12 for Waveforms. • See page 34 for IC Block Diagrams. STR-DB900...

  • Page 18: Schematic Diagram - Digital Section (2/3)

    STR-DB900 4-6. SCHEMATIC DIAGRAM — DIGITAL SECTION (2/3) — • See page 12 for Waveforms. • See page 34 for IC Block Diagrams. • See page 37 for IC Pin Function Description. STR-DB900...

  • Page 19: Schematic Diagram - Digital Section (3/3)

    STR-DB900 4-7. SCHEMATIC DIAGRAM — DIGITAL SECTION (3/3) — • See page 12 for Waveforms. • See page 34 for IC Block Diagrams. • See page 39 for IC Pin Function Description. STR-DB900...

  • Page 20: Printed Wiring Board - Digital Board (Side A)

    STR-DB900 • See page 10 for Circuit Boards Location. 4-8. PRINTED WIRING BOARD — DIGITAL BOARD (SIDE A) — :Uses unleaded solder. • Semiconductor DIGITAL BOARD (SIDE A) Location Ref. No. Location D202 D303 IC201 IC202 IC203 IC204 IC205 IC206...

  • Page 21: Printed Wiring Board - Digital Board (Side B)

    STR-DB900 • See page 10 for Circuit Boards Location. 4-9. PRINTED WIRING BOARD — DIGITAL BOARD (SIDE B) — :Uses unleaded solder. AMP BOARD (Page 23) DIGITAL BOARD (SIDE B) DIGITAL DVD IN COAXIAL DVD IN POWER BOARD (Page 32)

  • Page 22: Printed Wiring Board - Amp Board (Side A)

    STR-DB900 • See page 10 for Circuit Boards Location. 4-10. PRINTED WIRING BOARD — AMP BOARD (SIDE A) — :Uses unleaded solder. AMP BOARD (SIDE A) 1-863-033- (11) • Semiconductor Location Ref. No. Location Ref. No. Location Ref. No. Location Ref.

  • Page 23: Printed Wiring Board - Amp Board (Side B)

    STR-DB900 • See page 10 for Circuit Boards Location. 4-11. PRINTED WIRING BOARD — AMP BOARD (SIDE B) — :Uses unleaded solder. SPEAKER IMPEDANCE USE 4–16Ω SURROUND BACK SURROUND R SURROUND L CENTER FRONT R FRONT L AUDIO OUT SUB WOOFER...

  • Page 24: Schematic Diagram - Amp Board (1/4)

    STR-DB900 4-12. SCHEMATIC DIAGRAM — AMP BOARD (1/4) — • See page 12 for Waveforms. • See page 34, 35 for IC Block Diagrams. STR-DB900...

  • Page 25: Schematic Diagram - Amp Board (2/4)

    STR-DB900 4-13. SCHEMATIC DIAGRAM — AMP BOARD (2/4) — • See page 12 for Waveforms. • See page 34, 35 for IC Block Diagrams. STR-DB900...

  • Page 26: Schematic Diagram - Amp Board (3/4)

    STR-DB900 4-14. SCHEMATIC DIAGRAM — AMP BOARD (3/4) — • See page 34, 35 for IC Block Diagrams. STR-DB900...

  • Page 27: Schematic Diagram - Amp Board (4/4)

    STR-DB900 4-14. SCHEMATIC DIAGRAM — AMP BOARD (4/4) — • See page 34, 35 for IC Block Diagrams. STR-DB900...

  • Page 28: Printed Wiring Board - Video, Analog In Board

    STR-DB900 • See page 10 for Circuit Boards Location. 4-15. PRINTED WIRING BOARD — VIDEO, ANALOG IN BOARD — :Uses unleaded solder. VIDEO VIDEO IN DVD IN TV/SAT IN MONITOR OUT VIDEO BOARD • Semiconductor Location Ref. No. Location D806...

  • Page 29: Schematic Diagram - Video, Analog In Board

    STR-DB900 4-16. SCHEMATIC DIAGRAM — VIDEO, ANALOG IN BOARD — • See page 12 for Waveform. • See page 36 for IC Block Diagrams. STR-DB900...

  • Page 30: Printed Wiring Board - Display Section

    STR-DB900 • See page 10 for Circuit Boards Location. 4-17. PRINTED WIRING BOARD — DISPLAY SECTION — :Uses unleaded solder. DIGITAL BOARD (Page 21) DISPLAY BOARD INPUT MODE DISPLAY INPUT SELECTOR SOUND FIELD DIRECT MULTI CH IN SURR BACK DECODING...

  • Page 31: Schematic Diagram - Display Section

    STR-DB900 4-18. SCHEMATIC DIAGRAM — DISPLAY SECTION — • See page 12 for Waveform. • See page 42 for IC Pin Function Description. STR-DB900...

  • Page 32: Printed Wiring Board - Power Section

    STR-DB900 • See page 10 for Circuit Boards Location. 4-19. PRINTED WIRING BOARD — POWER SECTION — :Uses unleaded solder. POWER BOARD (SIDE A) • Semiconductor Location Ref. No. Location D901 D902 D903 REG BOARD (SIDE A) D904 D905 D906...

  • Page 33: Schematic Diagram - Power Section

    STR-DB900 4-20. SCHEMATIC DIAGRAM — POWER SECTION — • See page 36 for IC Block Diagram. STR-DB900...
  • Page 34 STR-DB900 • IC Block Diagrams – DIGITAL Board – IC209 BR24L16F-WE2 IC204, IC210 TC7WH157FK (TE85R) IC217 LC89056W-E 11 7 1 A0 16 K bit EEPROM ARRAY 11 6 EN G 11 bit 8 bit AUDIO C BIT PA/PB DETECT DETECT...
  • Page 35 STR-DB900 IC301, IC308, IC313, IC605 CXD9730Q XFSIIN 64 XFSIIN OUTR2+ VDDR2+ CLOCK CLOCK GENERATOR GENERATOR VDDR2– (PRIMARY) (SECONDARY) 63 CXWCK OUTR2– 62 EXBCK S g P VSSR2– 61 EXDATAR 60 EXDATAL VSSR1– 59 EXIOSEL OUTR1– 58 BFVDD VDDR1– CKCTL2 57 CKCTL2...
  • Page 36 STR-DB900 – VIDEO Board – IC701 NJM2279M-TE2 14 13 12 10 9 8 5 6 7 – ANALOG IN Board – IC103, IC105, IC107 PCM1802DBR SINGLE-END/ 5TH ORDER MODE1 VINL 1 DIFFERENTIAL DELTA-SIGMA MODE0 CONVERTER MODULATOR FMT1 VINR 2 x16 1/64...
  • Page 37 STR-DB900 • IC Pin Function Description DIGITAL BOARD IC206 CXD9718Q (AUDIO DSP) Pin No. Pin Name Description — Ground XRST System reset signal input EXTIN Not used. (Connected to ground.) LRCKI3 Not used. (Connected to ground.) VDDI — Power supply (+2.5 V) BCKI3 Not used.
  • Page 38 STR-DB900 Pin No. Pin Name Description PAGE2 Not used. (Open) — Ground 52, 53 PAGE1, PAGE0 Not used. (Open) BOOT Not used. (Connected to ground.) TST1 Not used. (Open) Boot strap signal input MOD1 Operation mode setting pin Connected to VDD...
  • Page 39 STR-DB900 DIGITAL BOARD IC202 MB91354APMT-G-104-BNDE1 (SYSTEM CONTROL) Pin No. Pin Name Description DSP-DO DSP serial data signal input from CXD9718Q XDSP-RST DSP reset signal output to CXD9718Q DSP-PM DSP PM signal output to CXD9718Q XDSP-CS DSP chip select signal output to CXD9718Q...
  • Page 40 STR-DB900 Pin No. Pin Name Description NO-USE — Not used. (Connected to ground) NO-USE — Not used. (Connected to ground) KEY2-QS-ONLY Function key signal input Function key signal input VERSION Version set input RDS-SIGNAL RDS signal input 54 to 61 NO-USE —...
  • Page 41 STR-DB900 Pin No. Pin Name Description LED-STANDBY Standby LED drive signal output INPUT-DOWN Input selector dial encoder signal input INPUT-UP Input selector dial encoder signal input VOL-DOWN Volume dial encoder signal input VOL-UP Volume dial encoder signal input FL-LATCH Latch signal output to uPD16315...
  • Page 42 STR-DB900 DISPLAY BOARD IC802 uPD16315GB-3BS (FL DRIVER) Pin No. Pin Name Description AUX LED Not used. (Open) TV LED Not used. (Open) DVD LED Not used. (Open) VIDEO LED Not used. (Open) — Clock OSC set terminal DOUT Not used. (Open)

  • Page 43: Exploded Views

    Part No. Description Remark Ref. No. Part No. Description Remark 4-942-568-61 EMBLEM (NO.5), SONY 4-227-843-31 SCREW (TP), FLAT HEAD 3-704-515-32 SCREW (BV/RING) 4-255-056-01 CASE X-4956-419-2 KNOB (SLCT) ASSY X-4956-420-1 FOOT ASSY X-4956-418-2 KNOB (VOL) ASSY 7-685-881-01 SCREW +BVTT 4X8 (S)

  • Page 44: Front Panel Section

    STR-DB900 5-2. FRONT PANEL SECTION not supplied not supplied supplied with J401 not supplied not supplied not supplied FL801 not supplied not supplied supplied with RV801 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-4752-848-A DISPLAY BOARD, COMPLETE...

  • Page 45: Chassis Section

    STR-DB900 5-3. CHASSIS SECTION supplied supplied TM101 supplied supplied F901 supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-4752-842-A POWER BOARD, COMPLETE 1-773-003-11 WIRE (FLAT TYPE) (15 CORE) (AEP, UK) 1-469-969-11 CLAMP, FERRITE (AEP, UK)

  • Page 46: Electrical Parts List

    STR-DB900 SECTION 6 AC SW ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • COILS When indicating parts by reference number, uH: µH parts list may be different from the parts please include the board name. specified in the diagrams or the components •...
  • Page 47 STR-DB900 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C377 1-125-926-11 TANTAL. CHIP 4.7uF 6.3V C438 1-165-319-11 CERAMIC CHIP 0.1uF C439 1-165-319-11 CERAMIC CHIP 0.1uF C378 1-128-871-91 ELECT 47uF C440 1-165-319-11 CERAMIC CHIP 0.1uF C379 1-165-319-11 CERAMIC CHIP 0.1uF...
  • Page 48 STR-DB900 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C500 1-100-623-91 CERAMIC CHIP 0.1uF 100V C558 1-164-245-11 CERAMIC CHIP 0.015uF C559 1-100-623-91 CERAMIC CHIP 0.1uF 100V C501 1-162-971-11 CERAMIC CHIP 0.001uF C560 1-162-971-11 CERAMIC CHIP 0.001uF...
  • Page 49 STR-DB900 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C625 1-100-623-91 CERAMIC CHIP 0.1uF 100V D321 8-719-016-74 DIODE 1SS352 D322 8-719-016-74 DIODE 1SS352 C626 1-100-623-91 CERAMIC CHIP 0.1uF 100V D323 8-719-016-74 DIODE 1SS352 C627 1-100-156-91 CERAMIC CHIP...
  • Page 50 STR-DB900 Ref. No. Ref. No. Part No. Part No. Description Description Remark Remark Ref. No. Part No. Description Remark < IC > L314 1-456-412-11 INDUCTOR 10uH L315 1-456-412-11 INDUCTOR 10uH IC301 6-702-673-01 IC CXD9730Q IC302 8-759-523-08 IC TC74AC08FT (EL) L326...
  • Page 51 STR-DB900 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q350 8-729-230-49 TRANSISTOR 2SC2712-YG R337 1-216-810-11 METAL CHIP 1/10W Q351 8-729-230-49 TRANSISTOR 2SC2712-YG Q352 8-729-230-49 TRANSISTOR 2SC2712-YG R338 1-216-833-11 METAL CHIP 1/10W Q353 8-729-230-49 TRANSISTOR 2SC2712-YG R339...
  • Page 52 STR-DB900 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R402 1-216-833-11 METAL CHIP 1/10W R461 1-218-269-11 METAL CHIP 1/10W R403 1-216-833-11 METAL CHIP 1/10W R462 1-216-809-11 METAL CHIP 1/10W R404 1-216-833-11 METAL CHIP 1/10W R463 1-216-847-11 METAL CHIP...
  • Page 53 STR-DB900 ANALOG IN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R535 1-216-797-11 METAL CHIP 1/10W R631 1-216-844-11 METAL CHIP 1/10W R632 1-216-829-11 METAL CHIP 4.7K 1/10W R536 1-216-797-11 METAL CHIP 1/10W R636 1-216-815-11 METAL CHIP...
  • Page 54 STR-DB900 ANALOG IN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C122 1-128-832-11 ELECT 220uF < EARTH TERMINAL > C123 1-164-156-11 CERAMIC CHIP 0.1uF C124 1-164-156-11 CERAMIC CHIP 0.1uF * EP101 1-537-738-21 TERMINAL, EARTH C125 1-162-927-11 CERAMIC CHIP...
  • Page 55 STR-DB900 ANALOG IN DIGITAL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R116 1-216-864-11 SHORT CHIP R177 1-216-809-11 METAL CHIP 1/10W R117 1-216-809-11 METAL CHIP 1/10W R178 1-216-809-11 METAL CHIP 1/10W R118 1-216-833-11 METAL CHIP 1/10W...
  • Page 56 STR-DB900 DIGITAL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C248 1-164-156-11 CERAMIC CHIP 0.1uF D202 8-719-988-61 DIODE 1SS355TE-17 D301 8-719-016-74 DIODE 1SS352 C249 1-164-156-11 CERAMIC CHIP 0.1uF D302 8-719-016-74 DIODE 1SS352 C250 1-164-156-11 CERAMIC CHIP 0.1uF...
  • Page 57 STR-DB900 DIGITAL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q301 8-729-027-43 TRANSISTOR DTC114EKA-T146 R254 1-216-809-11 METAL CHIP 1/10W R255 1-216-809-11 METAL CHIP 1/10W Q302 8-729-230-49 TRANSISTOR 2SC2712-YG R256 1-216-821-11 METAL CHIP 1/10W < RESISTOR >...
  • Page 58 STR-DB900 DIGITAL DISPLAY Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R317 1-216-821-11 METAL CHIP 1/10W R383 1-216-801-11 METAL CHIP 1/10W R318 1-216-833-11 METAL CHIP 1/10W R384 1-216-809-11 METAL CHIP 1/10W R385 1-216-809-11 METAL CHIP 1/10W...
  • Page 59 STR-DB900 DISPLAY POWER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < FLUORESCENT INDICATOR > < FERRITE BEAD > FL801 1-518-993-11 INDICATOR TUBE, FLUORESCENT FB401 1-469-152-11 FERRITE, EMI (SMD) (2012) FB402 1-469-152-11 FERRITE, EMI (SMD) (2012) <...
  • Page 60 STR-DB900 POWER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C926 1-117-332-11 ELECT 2200uF D928 8-719-016-74 DIODE 1SS352 0 D929 C928 1-130-489-00 MYLAR 0.033uF 8-719-085-37 DIODE 11EQS10-TB5 C929 1-100-566-91 CERAMIC CHIP 0.1uF C930 1-130-338-61 FILM 0.01uF...
  • Page 61 STR-DB900 POWER VIDEO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q917 8-729-271-31 TRANSISTOR 2SC2713-G < TRANSFORMER > Q920 8-729-901-00 TRANSISTOR DTC124EK 0 T901 1-443-474-11 TRANSFORMER, DC CONVERTER < RESISTOR > T902 1-439-868-11 TRANSFORMER, DC CONVERTER...
  • Page 62 STR-DB900 VIDEO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < JACK > 4-255-065-31 MANUAL, INSTRUCTION (GERMAN, ITALIAN, DUTCH) (AEP) J701 1-766-400-11 JACK, PIN 2P (VIDEO IN DVD/VIDEO) 4-255-065-41 MANUAL, INSTRUCTION (SWEDISH, POLISH) J702 1-766-400-11 JACK, PIN 2P...
  • Page 63 STR-DB900 MEMO...
  • Page 64 STR-DB900 REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision...

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