Amp Sony Str-Vx500

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SERVICE MANUAL MICROFILM STR-VX500 E Model FM STEREO/FM-AM RECEIVER SPECIFICATIONS This set is the tuner and amplifier section in MHC-VX500. Amplifier section The following measured at AC 120, 220, 240V 50/60 Hz DIN power output (Rated) (FRONT) 120 + 120W (6 at 1kHz DIN) Continuous RMS power output (Reference) FRONT SPEAKER: 150 + 150W (6 at 1kHz, 10% THD) Inputs MD/VIDEO 1 IN (phono jacks): voltage 450/250mV, impedance 47kAV INPUT AUDIO (phono jacks): voltage 250mV, impedance 47kMIX MIC 1/2 (phone jack): sensitivity 1mV, impedance 10kOutput MD/VIDEO 1 OUT (phono jacks): voltage 450/250mV, impedance 1kPHONES (stereo phone jack): accepts headphones of 8or more. FRONT SPEAKER: accepts impedance of 6 to 16REAR SPEAKER: accepts impedance of 16SUPER WOOFER: Voltage 1V, impedance 1kTuner section FM stereo, FM/AM superheterodyne tuner FM tuner section Tuning range 87.5 – 108.0MHz Antenna terminals 75unbalanced Intermediate frequency 10.7MHz AM tuner section Tuning range MW: 531 – 1,602kHz (with the MW tuning interval set at 9kHz) 530 – 1,710kHz (with the MW tuning interval set at 10kHz) SW: 5.95 – 17.90MHz (with the SW tuning interval set at 5kHz) Intermediate frequency 450kHz Antenna AM loop antenna External antenna terminal General Power requirements 120V, 220V or 230 – 240V AC, 50/60Hz Adjustable with voltage selector Power consumption 290W Dimensions (w/h/d) Approx. 288 × 205 × 375mm Mass Approx. 8.6kg Design and specifications are subject to change without notice.

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Transcript of Amp Sony Str-Vx500

STR-VX500SERVICE MANUALE Model

This set is the tuner and amplifier section in MHC-VX500.

SPECIFICATIONSAmplifier sectionThe following measured at AC 120, 220, 240V 50/60 Hz DIN power output (Rated) (FRONT) 120 + 120W (6 at 1kHz DIN) Continuous RMS power output (Reference) FRONT SPEAKER: 150 + 150W (6 at 1kHz, 10% THD) Inputs MD/VIDEO 1 IN (phono jacks): voltage 450/250mV, impedance 47k AV INPUT AUDIO (phono jacks): voltage 250mV, impedance 47k MIX MIC 1/2 (phone jack): sensitivity 1mV, impedance 10k MD/VIDEO 1 OUT (phono jacks): voltage 450/250mV, impedance 1k PHONES (stereo phone jack): accepts headphones of 8 or more. FRONT SPEAKER: accepts impedance of 6 to 16 REAR SPEAKER: accepts impedance of 16 SUPER WOOFER: Voltage 1V, impedance 1k

Tuner sectionFM stereo, FM/AM superheterodyne tuner

FM tuner sectionTuning range Antenna terminals Intermediate frequency 87.5 108.0MHz 75 unbalanced 10.7MHz

AM tuner sectionTuning range MW: 531 1,602kHz (with the MW tuning interval set at 9kHz) 530 1,710kHz (with the MW tuning interval set at 10kHz) SW: 5.95 17.90MHz (with the SW tuning interval set at 5kHz) 450kHz AM loop antenna External antenna terminal

Output

Intermediate frequency Antenna

GeneralPower requirements Power consumption Dimensions (w/h/d) Mass 120V, 220V or 230 240V AC, 50/60Hz Adjustable with voltage selector 290W Approx. 288 205 375mm Approx. 8.6kg

Design and specifications are subject to change without notice.

FM STEREO/FM-AM RECEIVERMICROFILM

STR-VX5004-4. SCHEMATIC DIAGRAM MAIN (1/2) SECTION Refer to page 27 for IC Block Diagrams.

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STR-VX5004-5. SCHEMATIC DIAGRAM MAIN (2/2) SECTION Refer to page 13 for Printed Wiring Board. Refer to page 27 for IC Block Diagrams.

Q854 0.8 BN1F4M

R857 22k 0 0.1 Q855 2SC2958L RELAY SWITCH

The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified.

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STR-VX5004-6. SCHEMATIC DIAGRAM POWER AMP SECTION

The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified.

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STR-VX5004-8. SCHEMATIC DIAGRAM DISPLAY SECTION Refer to page 28 for IC Block Diagrams. Refer to page 12 for Waveform.

MY,SP,IA,HK MODEL EA MODEL

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STR-VX5004-10. SCHEMATIC DIAGRAM SLIDING PANEL SECTION Refer to page 28 for IC Block Diagrams.

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STR-VX5004-13. SCHEMATIC DIAGRAM TRANS SECTION

2.5A

2.5A

(Page 15)

T6.3AL 250V

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The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified.

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STR-VX5004-14. SCHEMATIC DIAGRAM AV/MIC SECTION Refer to page 28 for IC Block Diagrams.

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4-16. IC BLOCK DIAGRAMS MAIN BOARD IC300 LV1041ML+R RECT L-R RECT DC CUT1 DC CUT2 DC CUT4 DC CUT3 VCS TH VLR TH R RECT R DET3 L RECT L BPF3 VCS 1 VCS 2 73 VLR 2 VLR 1

80 79 78 R BPF2 1

77 RECT

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75

74

72

71

70

69

68 RECT

67

66

65 64 L BPF2

R BPF1

2

BPF

RECT

LOGIC FF LOGIC LOGIC

LOGIC FF

RECT

BPF

63 L BPF1

VCA

VCA

VCA

VCA

P B

VOL

R

62 RT IN

S DC OUT C DC OUT R DC OUT L DC OUT

3 4 5 6

VCA

VCA

VCA

VCA

P B CH CONTROL

VOL

L

61 LT IN

60 DC CUT V REF VCC C OUT 7 8 9 C S OSC P R OUT 11 R B P L OUT 12 12 L B 54 CLK GND 13 STRIM P VOL/ MUTE DC CUT D P R IN 15 P R B S IN 16 S P DELAY OUT 17 C VOL IN 18 S B S P R B P L PCM DET 19 IREF 20 20 R OUT 21 R L R NF 22 L NF 23 L OUT 24 NF SW MASTER VOL C S MASTER VOL 43 NS 42 D/A 41 DC CUT 25 26 VCC 27 C VOL OUT 28 29 C OP IN GND 30 C OP NF 31 C OP OUT 32 VOL REF 33 S OP OUT 34 S OP NF 35 S OP IN 36 S VOL OUT 37 OP VREF 38 S VOL IN 39 S OUT 40 DC CUT 44 A/D VDD 45 VDD B PCM CONTROL 47 OSC 46 OSC B B SRAM P S IN FILTER C P B OUT FILTER B NR DATA DECODER 53 DATA L P B R P B NOISE GEN IEV STRIM V REF S MODE C MODE NOISE FILTER BPF CONTROL 59 58 57 56 C MODE GND NS BPF1 NS BPF2

S OUT 10

55 OSC

L IN 14

P B L

B

52 ENABLE P 51 DATA 50 CLK 49 ENABLE2 48 VSS

B

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IC401 M65850PLPF2OUT8 LPF2 20KBIT SRAM 7

OP2OUT10 D/A MO MI 6

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13

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OSCILLATOR 1/2 VCC CLOCK AUTO RESET RESET DO1 MAIN CONTROL D1 DO0 A/D LPF1 1 2 3 4 5

LPF1IN

LPF2IN9

CLOCK

OP2IN

VCC

REF

OP1OUT

OP1IN

IC851 PC1237HA

OVER LOAD DET F/F OFFSET DET VCC ON MUTE

LATCH/ AUTORESET AC OFF DET VCC 1 2 3 4 5 6 7 8

LPF1OUT

GND

CC1

CC2

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PANEL BOARD IC505 PD4053BCB1 B0 C1 C.COM CO INH VEE VSS 1 2 OPEN 3 4 OPEN 5 6 7 8 12 A0 11 A 10 B 9 C GND 5 LINE 4 IN BPF DET 15 f03 LINE 3 NF BPF DET 16 f02 14 A.COM PREF 2 13 A1 REFFERENCE CURRENT 17 f01 16 VDD 15 B.COM RESET 1 C RESET 18 RESET

IC506 BA3833F-E2

OPEN

BPF

DET 14 f04

BPF BIAS 6 C Bias

DET 13 f

DET NC 7 12 VCC

NC 8

11 NC

NC 9

10 NC

MOTOR BOARD IC891 LB1641

MIC/ECHO BOARD IC6002 M65850PLPF2OUT8 LPF2 20KBIT SRAM 7

OP2OUT10 D/A MO MI 6

T.S.D MOTOR DRIVE

O.C.P MOTOR DRIVE

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OSCILLATOR 1/2 VCC CLOCK DO1 AUTO RESET MAIN CONTROL D1 DO0 A/D LPF1 1 2 3 4 5

FWD/REV/STOP CONTROL LOGIC

RESET

1GND

2MOTOR DRIVE

3NOISE FILTER

4CLAMP

5FWD.IN

6REV.IN

7VCC 1

8VCC 2

9NOISE FILTER

10MOTOR DRIVE

LPF1IN

LPF2IN9

CLOCK

OP2IN

VCC

REF

LPF1OUT

OP1OUT

OP1IN

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GND

CC1

CC2