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Sony STR-LV700R Service Manual
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Sony STR-LV700R Service Manual

Fm stereo fm-am receiver
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3 7 63 1515 0
SERVICE MANUAL
Ver 1.2 2004. 06
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
TE
L 13942296513
POWER OUTPUT
Rated power output in stereo mode
(8 Ω 1 kHz, DIN)
Reference power output
(4 Ω 1 kHz, DIN)
1)
Depending on the sound field settings and the source, there may be no
sound output.
Frequency response
DVD, TV/SAT, HDD/MD
Inputs (analogue)
DVD, TV/SAT, HDD/MD
2)
Input short.
3)
Weighted network, input level.
Inputs (digital)
DVD (coaxial)
DVD, TV/SAT,
HDD/MD (optical)
Sampling frequency
COAX, OPT
Outputs
LINE (subwoofer)
www
.
Sony Corporation
9-961-435-03
2004F02-1
Home Audio Company
© 2004.06
Published by Sony Engineering Corporation
http://www.xiaoyu163.com
50 W + 50 W
1)
FRONT
: 75 W/ch
CENTER
1)
: 75 W
1)
SURROUND
:75 W/ch
20 Hz – 20 kHz
Sensitivity: 500 mV
Impedance: 50 kΩ
S/N
2)
: 84 dB
3)
(A, 500 mV
)
Impedance: 75 Ω
S/N: 90 dB
(A, 20 kHz LPF)
S/N: 90 dB
(A, 20 kHz LPF)
96 kHz
Voltage: 2 V
Impedance: 1 kΩ
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u163
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http://www.xiaoyu163.com
STR-LV700R
2 9
8
SPECIFICATIONS
FM tuner section
Q Q
3
6 7
1 3
1 5
Tuning range
Antenna terminals
Intermediate frequency
Sensitivity
Mono:
Stereo:
Useable sensitivity
S/N
Mono:
Stereo:
Harmonic distortion at 1 kHz
Mono:
Stereo:
Separation
Frequency response
Selectivity
AM tuner section
Tuning range
Antenna
Intermediate frequency
Usable sensitivity
S/N
Harmonic distortion
Selectivity
At 9 kHz:
co
.
9 4
2 8
AEP Model
UK Model
0 5
8
2 9
9 4
2 8
87.5 – 108.0 MHz
75 Ω, unbalanced
10.7 MHz
18.3 dBf, 2.2 µV/75 Ω
38.3 dBf, 22.5 µV/75 Ω
11.2 dBf, 1 µV/75 Ω
76 dB
70 dB
0.3%
0.5%
45 dB at 1 kHz
30 Hz – 15 kHz,
+0.5/–2 dB
60 dB at 400 kHz
531 – 1,602 kHz
Loop antenna
450 kHz
50 dB/m (at 999 kHz)
54 dB (at 50 mV/m)
0.5% (50 mV/m, 400 Hz)
35 dB
– Continued on next page –
FM STEREO
m
FM-AM RECEIVER
9 9
9 9

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Summary of Contents for Sony STR-LV700R

  • Page 1 35 dB COAX, OPT 96 kHz – Continued on next page – Outputs LINE (subwoofer) Voltage: 2 V Impedance: 1 kΩ FM STEREO FM-AM RECEIVER u163 Sony Corporation 9-961-435-03 2004F02-1 Home Audio Company © 2004.06 Published by Sony Engineering Corporation http://www.xiaoyu163.com...

  • Page 2: Table Of Contents

    PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE • Never reuse a disconnected chip component. THESE COMPONENTS WITH SONY PARTS WHOSE PART NUM- BERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLE- • Notice that the minus side of a tantalum capacitor may be dam- MENTS PUBLISHED BY SONY.
  • Page 3 STR-LV700R SECTION 1 GENERAL This section is extracted 3 7 63 1515 0 from instruction manual. M a in unit Alphabetical order Symbols Display 2 ?/1 (power) 1 INPUT SELECTOR 3 MUTING 6 PHONES jack 8 PRESET TUNING +/– 4...

  • Page 4: Servicing Notes

    STR-LV700R SECTION 2 SERVICING NOTES 3 7 63 1515 0 SERVICE POSITION • POWER BOARD 1 remove five screws (+BVTP 3x8) POWER board L 13942296513 isolation sheet u163 http://www.xiaoyu163.com...
  • Page 5 STR-LV700R 3 7 63 1515 0 • VIDEO, DIG-IN, DIGITAL BOARD 7 VIDEO board 2 tuner unit 9 DIG-IN board 8 five screws (+BVTP 3x8) 6 three screws (+BVTP 3x8) q; three screws (+BVTP 3x8) 1 three screws (+BVTP 3x8)
  • Page 6 STR-LV700R 3 7 63 1515 0 • AMP BOARD • On Removal 1 Bend claws 90 degree clokwise. 2 Slide up the heat sink. • On Attaching 2 Bend claws 90 degree AMP board counterclokwise. 1 Slide down the heat sink.

  • Page 7: Test Mode

    STR-LV700R SECTION 3 3 7 63 1515 0 TEST MODE All test modes can be cancelled by turning the main power off. [FLUORESCENT INDICATOR TUBE TEST MODE] All fluorescent indicator segments are tested in this mode. [SOUND FIELD CLEAR MODE] The preset sound field is cleared when this mode is selected.

  • Page 8: Volume

    STR-LV700R 3 7 63 1515 0 Items Function Description Remark NORM Normal channel output t Front Left, Surround Left, Center channel output Left input Right input t Front Right, Surround Right, Sub Woofer channel output Selection of setting t Center channel output...

  • Page 9: Input

    3 7 63 1515 0 How To Upgrade the Firmware Version The following is the method of upgrading the control software (firmware) preinstalled in the STR-LV700R to the latest version. Note that this method should only be employed when the software version is upgraded.

  • Page 10: Input

    2. Start up STR-LV700R with the Firmware Write Mode. Preparation of the Vaio for Testing 1. Start up the STR-LV700R and press the N.MEDIA button on Use the same Vaio used for writing firmware. the remote controller to open the main menu on the television screen.
  • Page 11 STR-LV700R Ver 1.1 3 7 63 1515 0 Setting up STR-LV700R Assuming user has configured VAIO Start Confirm CAT 5 straight cable used Use router? to connect both VAIO and STR-LV700R Confirm devices Confirm crossover are connected to cable is...
  • Page 12 STR-LV700R Ver 1.1 3 7 63 1515 0 Configuring VAIO Start Ask for VAIO Model information and confirm firmware version Is target Stop model? Can connect to Is Giga Except TV and Video any function? Pocket model? Is personal...

  • Page 13: Ic Pin Function Descriptions

    STR-LV700R SECTION 4 3 7 63 1515 0 DIAGRAMS 4-1. IC Pin Function Descriptions • IC115 CXD9617R (AUDIO DSP) (DIGITAL BOARD) Pin No. Pin Name Description — Ground terminal XRST Rest input from the system control EXTIN Not used (connected to ground)

  • Page 14: Input

    STR-LV700R 3 7 63 1515 0 Pin No. Pin Name Description PAGE0 Not used (open) BOOT Not used (connected to ground) BTACT Not used (open) Boot strap signal input from MB90F474HPF MOD1 Mode input (connected to VDD) MOD0 Mode input (connected to ground)

  • Page 15: Input

    STR-LV700R 3 7 63 1515 0 • IC118 MB90F474HPF-G-SOZ1398 (SYSTEM CONTROL) (DIGITAL BOARD) Pin No. Pin Name Description DATA O Serial data input from LC89056W PCM/NON_PCM information signal input from CXD9617R Boot strap signal output to CXD9617R Chip selection signal output to CXD9617R...

  • Page 16: Input

    STR-LV700R 3 7 63 1515 0 Pin No. Pin Name Description Flash programming MD2 input RDS INT RDS clock input from tuner RDS DATA RDS data input from tuner SIRCS Data input from the remote control receiver DIAG Protect signal input from CXD9750...

  • Page 17: Input

    STR-LV700R Ver 1.1 3 7 6 3 1 5 1 5 0 • Waveforms • Circuit Boards Location – DIGITAL Board – – AMP Board – – DISPLAY Board – IC111 wa XOUT IC802 5 IC403 4 AMP board POWER board 1.3Vp-p...

  • Page 18: Block Diagrams - Tuner/Dsp Section

    STR-LV700R 3 7 6 3 1 5 1 5 0 4-2. BLOCK DIAGRAM – TUNER/DSP SECTION – SDRAM CLOCK OSC IC116 IC403 IC401 IC114 +1.8V FM 75Ω +2.6V +1.8V +2.6V REG. TUNER UNIT X401 ANNTENA 49.152MHz TU901 D0 - 15...

  • Page 19: Block Diagrams - Display/Power Section

    STR-LV700R 3 7 6 3 1 5 1 5 0 – DISPLAY/POWER SECTION– REGULATOR IC1001 L1001 +7.4V HEADPHONE IC402 HPSW IC906 J401 HP-L (+) PHONES +3.3V +3.3V HP-L (–) (STBY) REG. REGULATOR HP-R (+) IC903 RELAY HP-R (–) HP-RY...

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

    STR-LV700R 3 7 6 3 1 5 1 5 0 : Uses unleaded solder. 4-3. PRINTED WIRING BOARD – DIGITAL SECTION (SIDE A) – • See page 17 for Circuit Boards Location. DIGITAL BOARD (SIDE A) 1 3 9 4 2 2 9 6 5 1 3...

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

    STR-LV700R 3 7 6 3 1 5 1 5 0 : Uses unleaded solder. PRINTED WIRING BOARDS – DIGITAL SECTION (SIDE B) – • Refer to page 17 for Circuit Boards Location. DIGITAL BOARD (SIDE B) FILTER BOARD FLASH...

  • Page 22: Schematic Diagram - Digital Section (1/3)

    STR-LV700R 3 7 6 3 1 5 1 5 0 4-4. SCHEMATIC DIAGRAM – DIGITAL SECTION (1/3) – 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 23: Schematic Diagram - Digital Section (2/3)

    STR-LV700R 3 7 6 3 1 5 1 5 0 4-5. SCHEMATIC DIAGRAM – DIGITAL SECTION (2/3) – • See page 12 for IC Pin Function Description. 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 24: Schematic Diagram - Digital Section (3/3)

    STR-LV700R 3 7 6 3 1 5 1 5 0 4-6. SCHEMATIC DIAGRAM – DIGITAL SECTION (3/3) – • See page 14 for IC Pin Function Description. 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 25: Schematic Diagram - Amp Section (1/2)

    STR-LV700R 3 7 6 3 1 5 1 5 0 4-7. SCHEMATIC DIAGRAM – AMP SECTION (1/2) – 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 26: Schematic Diagram - Amp Section (2/2)

    STR-LV700R 3 7 6 3 1 5 1 5 0 4-8. SCHEMATIC DIAGRAM – AMP SECTION (2/2) – 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 27: Printed Wiring Boards - Amp Section

    STR-LV700R 3 7 6 3 1 5 1 5 0 4-9. PRINTED WIRING BOARD – AMP SECTION – • : Uses unleaded solder. See page 17 for Circuit Boards Location. SPEAKER IMPEDANCE USE 6–16Ω • Semiconductor Location POWER Ref. No.

  • Page 28: Schematic Diagram - Display Section

    STR-LV700R 3 7 6 3 1 5 1 5 0 4-10. SCHEMATIC DIAGRAM – DISPLAY SECTION – 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 29: Printed Wiring Boards - Display Section

    STR-LV700R 3 7 6 3 1 5 1 5 0 4-11. PRINTED WIRING BOARD – DISPLAY SECTION – • See page 17 for Circuit Boards Location. : Uses unleaded solder. DIGITAL BOARD DISPLAY BOARD (Page 21) PRESET TUNING –...

  • Page 30: Schematic Diagram - Power Section

    STR-LV700R 3 7 6 3 1 5 1 5 0 4-12. SCHEMATIC DIAGRAM – POWER SECTION – 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 31: Printed Wiring Boards- Power Section

    STR-LV700R 3 7 6 3 1 5 1 5 0 4-13. PRINTED WIRING BOARD – POWER SECTION – • : Uses unleaded solder. See page 17 for Circuit Boards Location. POWER BOARD (SIDE A) POWER BOARD (SIDE B) IC904...

  • Page 32: Ic Block Diagrams

    STR-LV700R 3 7 6 3 1 5 1 5 0 4-14. IC Block Diagram – VIDEO Board – – DIGITAL Board – IC701 NJM2279M-TE2 IC111 LC89056W-E 14 13 12 10 9 8 AUDIO C BIT PA/PB DETECT DETECT EMPHA...

  • Page 33: Exploded Views

    STR-LV700R SECTION 5 3 7 63 1515 0 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.

  • Page 34: Cabinet Section

    STR-LV700R 3 7 63 1515 0 5-2. CABINET SECTION T901 FAN101 TU901 supplied L 13942296513 supplied supplied supplied The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified.

  • Page 35: Electrical Parts List

    STR-LV700R SECTION 6 3 7 63 1515 0 ELECTRICAL PARTS LIST NOTE: • SEMICONDUCTORS • Due to standardization, replacements in the • CAPACITORS: In each case, u: µ, for example: uF: µF parts list may be different from the parts uA...: µA...
  • Page 36 STR-LV700R 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C491 1-163-117-00 CERAMIC CHIP 100PF D404 6-500-709-01 DIODE P6SMB43AT3 C492 1-162-970-11 CERAMIC CHIP 0.01uF D405 6-500-131-01 DIODE LI116 C493 1-162-970-11 CERAMIC CHIP 0.01uF...
  • Page 37 STR-LV700R 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < JACK > < RESISTOR > J402 1-780-026-11 TERMINAL BOARD (SPEAKER) (SPEAKERS) R401 1-216-081-00 METAL CHIP 1/10W J403 1-793-446-11 JACK, PIN 1P (SUB WOOFER)
  • Page 38 STR-LV700R DIG-IN 3 7 63 1515 0 DIGITAL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R457 1-216-849-11 METAL CHIP 220K 1/10W < IC > R458 1-216-095-00 METAL CHIP 1/10W R459 1-216-849-11 METAL CHIP 220K...
  • Page 39 STR-LV700R 3 7 63 1515 0 DIGITAL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C149 1-163-251-11 CERAMIC CHIP 100PF C220 1-165-319-11 CERAMIC CHIP 0.1uF C150 1-163-251-11 CERAMIC CHIP 100PF C221 1-163-021-91 CERAMIC CHIP 0.01uF...
  • Page 40 STR-LV700R DIGITAL 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark IC114 8-759-835-63 IC NJM2391DL1-26(TE1) R137 1-216-097-11 RES-CHIP 100K 1/10W IC115 8-759-698-76 IC CXD9617R R138 1-216-081-00 METAL CHIP 1/10W IC116 6-704-037-01 IC IC61LV6416-15TG...
  • Page 41 STR-LV700R 3 7 63 1515 0 DIGITAL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R198 1-216-073-91 RES-CHIP 1/10W R258 1-216-049-11 RES-CHIP 1/10W R200 1-216-025-11 RES-CHIP 1/10W R259 1-216-089-91 RES-CHIP 1/10W R260 1-216-057-00 METAL CHIP 2.2K...

  • Page 42: Input

    STR-LV700R DIGITAL 3 7 63 1515 0 DISPLAY FILTER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R318 1-216-033-00 METAL CHIP 1/10W D802 8-719-988-61 DIODE 1SS355TE-17 R319 1-216-033-00 METAL CHIP 1/10W D803 8-719-069-56 DIODE UDZSTE-176.2B...
  • Page 43 STR-LV700R POWER 3 7 63 1515 0 FILTER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-127-876-11 CERAMIC 0.01uF C914 1-164-156-11 CERAMIC CHIP 0.1uF 1-164-159-11 CERAMIC 0.1uF C915 1-115-416-11 CERAMIC CHIP 0.001uF 0 C916 1-104-332-11 CERAMIC 470PF <...
  • Page 44 STR-LV700R POWER SUB POWER 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < IC > R920 1-216-669-11 METAL CHIP 5.6K 0.5% 1/10W R921 1-216-820-11 METAL CHIP 1/10W 0 IC901 6-703-098-01 IC STR-F6267D...
  • Page 45 STR-LV700R VIDEO SUB POWER 3 7 63 1515 0 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < RESISTOR > R771 1-216-041-00 METAL CHIP 1/10W R773 1-216-041-00 METAL CHIP 1/10W R1002 1-249-544-31 CARBON 1/4W R774...
  • Page 46 http://www.xiaoyu163.com STR-VL700R 3 7 63 1515 0 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.

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