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Ver 1.0  2002. 01

SERVICE MANUAL

US Model

SB-V55A

AV SELECTOR

SPECIFICATIONS

Input

4 Channels
S Video, Video, Audio (L/R) 

×

 3

Video, Audio (L/R) 

×

 1

Output

S Video, Video, Audio (L/R) 

×

 1

Dimensions

Approx. 7 

1/4

 

×

 2 

1/4

 

×

 5 

5/8

 inches

(184 

×

 54 

×

 142 mm) (w/h/d)

Mass

Approx. 13 oz. (360 g)

Power

AC power adaptor
120 V AC
6 V DC

Optional accessories AC power adaptor (1)

Design and specifications are subject to change without
notice.

The “CE” printed on the unit is available only for the EU
member nations.

Sony Corporation

Personal Audio Company

Published by Sony Engineering Corporation

9-873-492-01

2002A0400-1

© 2002. 1

Summary of Contents for SB-V55A

Page 1: ...1 4 2 1 4 5 5 8 inches 184 54 142 mm w h d Mass Approx 13 oz 360 g Power AC power adaptor 120 V AC 6 V DC Optional accessories AC power adaptor 1 Design and specifications are subject to change without notice The CE printed on the unit is available only for the EU member nations Sony Corporation Personal Audio Company Published by Sony Engineering Corporation 9 873 492 01 2002A0400 1 2002 1 ...

Page 2: ...4 EXPLODED VIEWS 4 1 Main Section 13 5 ELECTRICAL PARTS LIST 14 SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE 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 NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY Notes on Chip Component Replacement Ne...

Page 3: ...3 SB V55A SECTION 1 GENERAL This section is extracted from instruction manual ...

Page 4: ...55A SECTION 2 DISASSEMBLY Note Follow the disassembly procedure in the numerical order given 2 1 COVER UPPER 2 2 MAIN BOARD 2 P 3x8 3 BTP 2 6x10 4 BTP 2 6x10 6 cover upper 1 P 3x8 5 1 BTP 2 6x5 2 3 MAIN board ...

Page 5: ...nterruption signal input 17 P31 INT1 I O Input output port and interruption signal input Not used in this set 18 AIN0 CMP0 I A D convert analog signal input and voltage comparator signal input Connect to ground in this set 19 AIN1 CMP0 I A D convert analog signal input and voltage comparator signal input Connect to ground in this set 20 AIN2 CMP1 I A D convert analog signal input and voltage compa...

Page 6: ...2 D1 D0 P30 INTO P13 2 INPUT SW2 3 SW3 4 SW4 AUTO MANUAL SW5 3 2 1 32 31 30 4 D7 3 D6 2 D5 1 D4 MANUAL D3 29 16 5V REG IC1 5V B 5V B 5V B 5V B 4 9V B Q5 Q4 Q6 MANUAL RED AUTO GREEN SYNC DISCRIMINATION IC3 X1 503 5kHz 5V B V2 OUT VCC CHIP SELECT SDA SCL TUNERIN V2 IN Y4 IN Y3 IN Y2 IN C4 IN C3 IN C2 IN V4 IN V3 IN V2 IN TUNER IN R4 IN R3 IN R2 IN R1 IN L4 IN L3 IN L2 IN L1 IN V3 IN V4 IN Y2 IN Y3 I...

Page 7: ...lated dc power supply from external power voltage jack Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path F AUDIO L VIDEO J CHROMA c Y for printed wiring boards X parts extra...

Page 8: ... 1 9 16 16 9 IC7 C68 R56 R37 R38 R16 R17 R18 R19 C31 R21 C33 R27 R26 IC4 C42 R39 R47 C53 C65 R48 R76 R77 C83 R42 R41 R43 C54 C55 C56 L1 C47 C49 R40 R20 R90 R67 R22 R23 R12 R11 R15 C26 IC2 R2 R4 C12 C24 R3 C29 R68 C28 C34 C48 C46 IC5 R79 C84 R72 R71 R70 R69 R78 D8 C67 R10 1 680 503 11 C B E C E B C B E C E B C C B E E B 1 10 18 36 30 19 1 10 18 36 30 19 CC 15 BOARD SIDE A 25 32 16 9 1 8 24 17 Ref N...

Page 9: ... MANUAL INPUT 1 OUTPUT AUDIO R INPUT 4 AUDIO R OUTPUT AUDIO L INPUT 4 AUDIO L OUTPUT VIDEO OUTPUT VIDEO S INPUT 4 VIDEO INPUT 3 AUDIO R INPUT 2 AUDIO R INPUT 3 AUDIO L INPUT 2 AUDIO L VIDEO S VIDEO S INPUT 3 VIDEO VIDEO INPUT 2 INPUT 3 INPUT 2 IN1 R IN1 L IN1 Y IN1 C IN1 V J6 G G G J7 S R AUDIO L VIDEO GREEN RED X1 IC1 J4 J2 J1 DC IN 6V J5 3 2 1 OUT R IN4 R IN4 L OUT L OUT V IN2 R IN2 V IN3 R IN2 ...

Page 10: ... C60 C61 C54 C64 C55 C56 L3 C58 L2 C51 Q1 R43 R41 R42 C50 R40 C48 L1 C49 C47 R39 J2 2 2 J2 1 2 R28 R29 R30 J3 L7 R49 C67 C68 C69 C70 C82 R53 R52 C81 R73 R55 C72 C73 C7 C10 C11 C12 C15 C16 C17 C20 C21 C22 R1 R2 R3 R4 R5 R6 R7 R8 R9 R10 R11 R12 C26 C24 R26 R27 C43 C42 R78 R79 C25 J7 J4 1 2 J4 2 2 Q2 X3 R67 R57 C39 R21 Q3 C86 C66 R50 C71 R51 IC4 IC2 IC7 IC3 C46 Q6 Q5 D1 R32 C40 C41 R34 R23 C32 R90 C8...

Page 11: ...PHASE COMPARATOR 1 32 FREQUENCY DIVISION CR GAIN SYNC DET GND OSC OUT OSC IN1 OSC IN2 LPF VCC VIDEO IN 1 ADC AVSS 2 VRB 3 VRT 4 ADIN 5 BIAS1 6 TEST 7 KILLER 8 DVDD 16 ADDD 15 YOUT 14 BIAS2 13 COUT 12 BIAS3 11 VFIL 10 CKIN 9 DVSS CLAMP BPF BPF DAC DYNAMIC COMFILTER BPF 1H LINE MEMORY PLL DAC COLLOR KILLER 1 2 SYSTEM CLOCK ...

Page 12: ...IC7 MM1093NF 1 2 5 6 7 8 16 15 14 13 10 12 11 1ST BPA SYNC SEP 2ND BPA APC1 FSC VCXO BGP GEN APC2 DIVIDER 1 4 4FSC VCO ACC DET 4 3 9 CLMIN ACCF APC1F X CMPIN BBF APC2F CKC VCC2 VCC1 CKR 4FSCOUT GND1 GND2 FSCOUT NC ...

Page 13: ... the original one Color Indication of Appearance Parts Example KNOB BALANCE WHITE RED Parts Color Cabinet s Color Accessories are given in the last of this parts list R R 1 2 2 3 4 5 5 6 7 8 9 10 11 11 12 12 1 3 228 661 01 SHEET INDICATION 2 7 685 646 79 SCREW P 3X8 TYPE2 NON SLIT 3 3 226 001 01 COVER UPPER 4 3 226 004 01 BUTTON 5 7 685 533 19 SCREW BTP 2 6X6 TYPE2 N S 6 3 226 003 01 PLATE LIGHT G...

Page 14: ...47uF 20 50V C28 1 164 230 11 CERAMIC CHIP 220PF 5 50V C29 1 162 967 11 CERAMIC CHIP 0 0033uF 10 50V C30 1 124 903 11 ELECT 1uF 20 50V C31 1 165 176 11 CERAMIC CHIP 0 047uF 10 16V C32 1 124 903 11 ELECT 1uF 20 50V C33 1 164 739 11 CERAMIC CHIP 560PF 5 50V C34 1 164 156 11 CERAMIC CHIP 0 1uF 25V C35 1 124 445 11 ELECT 100uF 20 16V C36 1 124 907 11 ELECT 10uF 20 50V C37 1 124 907 11 ELECT 10uF 20 50V...

Page 15: ... R17 1 216 837 11 METAL CHIP 22K 5 1 16W R18 1 216 833 11 METAL CHIP 10K 5 1 16W R19 1 216 816 11 METAL CHIP 390 5 1 16W R20 1 216 825 11 METAL CHIP 2 2K 5 1 16W R21 1 216 826 11 METAL CHIP 2 7K 5 1 16W R22 1 216 851 11 METAL CHIP 330K 5 1 16W R23 1 216 816 11 METAL CHIP 390 5 1 16W R26 1 216 813 11 METAL CHIP 220 5 1 16W R27 1 216 813 11 METAL CHIP 220 5 1 16W R28 1 216 839 11 METAL CHIP 33K 5 1 ...

Page 16: ...t No Description Remark CC 15 SWITCH SW1 SWITCH INPUT1 SW2 SWITCH INPUT2 SW3 SWITCH INPUT3 SW4 SWITCH INPUT4 SW5 SWITCH AUTO MANUAL VIBRATOR X1 1 579 583 11 VIBRATOR CERAMIC 503 5kHz X2 1 781 282 11 VIBRATOR CERAMIC 4MHz X3 VIBRATOR CERAMIC 3 58MHz ACCESSORIES 0 1 476 269 11 ADAPTOR AC AC E6TR1 3 226 927 11 MANUAL INSTRUCTION ENGLISH FRENCH SPANISH ...

Page 17: ...17 SB V55A MEMO ...

Page 18: ...STORY 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 1 0 2002 01 New ...

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