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20

7.11. Replacement of Switch Regula-

tor IC (IC5200) 

• Refer to “Disassembly of ID Switch P.C.B. and D-Amp

P.C.B.”.

7.11.1. Disassembly of Switch Regulator

IC (IC5200)

Step 1

 : Remove Heatsink Clip.

Step 2

 : Flip over the D-Amp P.C.B..

Caution : Avoid touching the Heatsink Unit due to its high 

temperature after prolonged use. Touching it may lead to 

injuries.

Step 3

 : Desolder pins of the Switch Regulator IC (IC5200) on

the solder side of D-Amp P.C.B..

Summary of Contents for SB-WA500PP

Page 1: ...ons 9 6 Self diagnostic and special mode setting 10 6 1 Service Mode 10 7 Disassembly and Assembly Instructions 11 7 1 Disassembly flow chart 12 7 2 Main Parts Location Diagram 12 7 3 Disassembly of Side Panel Unit 13 7 4 Disassembly of Passive Radiator 14 7 5 Disassembly of Woofer Speaker SP61 15 7 6 Disassembly of Amp Module Assembly 16 7 7 Disassembly of AC Inlet P C B 17 7 8 Disassembly of SMP...

Page 2: ...T 33 14 2 ID SWITCH CIRCUIT AC INLET CIRCUIT 34 15 Printed Circuit Board 35 15 1 D AMP P C B ID SWITCH P C B AC INLET P C B 35 16 Exploded View and Replacement Parts List 37 16 1 Exploded View and Mechanical replacement Parts List 37 16 2 Electrical Replacement Parts List 40 ...

Page 3: ... exposed metal does not have a return path to the chassis the reading must be 1 1 2 Leakage Current Hot Check 1 Plug the AC cord directly into the AC outlet Do not use an isolation transformer for this check 2 Connect a 1 5kΩ 10 watts resistor in parallel with a 0 15μF capacitors between each exposed metallic part on the set and a good earth ground such as a water pipe as shown in Figure 1 3 Use a...

Page 4: ...fier are used If this occurs follow the procedure outlines below 1 Turn off the power 2 Determine the cause of the problem and correct it 3 Turn on the power once again after one minute Note When the protection circuitry functions the unit will not operate unless the power is first turned off and then on again 1 4 Safety Part Information Safety Parts List There are special components used in this ...

Page 5: ...osure of the assembly 3 Use only a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an anti static solder remover device Some solder removal devices not classified as anti static ESD protected can generate electrical charge to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove a repla...

Page 6: ...is used Definition The letter of PbF is printed on the PCB using the lead free solder To put lead free solder it should be well molten and mixed with the original lead free solder Remove the remaining lead free solder on the PCB cleanly for soldering of the new IC Since the melting point of the lead free solder is higher than that of the normal lead solder it takes the longer time to melt the lead...

Page 7: ... 1 1 Power supply This model uses Switching Mode Power Supply SMPS Module for powering the receiver unit It is replaceable as an assembly unit Part No N0AB6GY0007 Do not attempt to repair or its component on board 3 1 2 Digital Transmitter Unit Digital Receiver Module Rx P C B Replacement 1 This Model uses Digital Transmitter Unit Digital Receiver Module Rx P C B for the wireless transmission of s...

Page 8: ...tion Q AMPLIFIER SECTION RMS Output Power Subwoofer ch 120 W per channel 8 Ω 100 Hz 10 THD Total RMS Dolby Digital mode power 240 W FTC Output Power Subwoofer ch 37 W per channel 8 Ω 40 Hz to 120 Hz 1 THD Total FTC Dolby Digital mode power 87 W Q SPEAKER SECTION ACTIVE SUBWOOFER Type 1 way 1 speaker system Kelton type Woofer 16 cm 6 1 2 Cone type Passive radiator 25 cm 10 Output sound pressure 78 ...

Page 9: ...9 5 Location of Controls and Components 5 1 Main Unit Key Button Operations ...

Page 10: ... light up VOL VOL POWER Pairing Mode 1 Enter into Service Mode 2 Press SUBW for 2 secs on the Remote Control Note Unit will go into Pairing Mode for only 1 min After 1 min it will return to Service Mode No Link Condition Link Condition SUBW During Pairing Mode No Link Condition BD DVD LED will light up other 4 LEDs CLEAR MODE DIALOG SOUND EFFECT DVS DD will run 1 by 1 shifting for 1 min return to ...

Page 11: ...ing heatsinks due to its high temperature after prolong use See caution as described below During disassembly and assembly please ensure proper service tools equipments or jigs is being used During replacement of component parts please refer to the section of Replacement Parts List as described in the service manual Select items from the following indexes when disassembly or replacement are requir...

Page 12: ...e following chart is the procedure for disassembling the casing and inside parts for internal inspection when carrying out the ser vicing To assemble the unit reverse the steps shown in the chart below 7 2 Main Parts Location Diagram ...

Page 13: ... assembling Step 2 Remove 4 screws Step 3 Insert the flathead screwdriver into the gap of the Side Panel Unit Step 4 Lift up the Side Panel Unit slightly Step 5 Insert two flathead screwdriver at the gap and apply force to gently push out the Side Panel Unit as shown Caution Do not exert too much force as it may damage the Side Panel Unit ...

Page 14: ... shown Caution During assembly of the Side Panel Unit align the bosses to their respective holes on the Speaker Cabinet Assembly and attach it 7 4 Disassembly of Passive Radia tor Refer to Disassembly of Side Panel Unit Step 1 Remove 8 screws Step 2 Lift up and remove Passive Radiator as arrow shown ...

Page 15: ...of Woofer Speaker SP61 Refer to Disassembly of Side Panel Unit Refer to Disassembly of Passive Radiator Step 1 Remove 4 screws Step 2 Detach the black and red speaker wire Step 3 Remove Woofer Speaker SP61 as arrow shown ...

Page 16: ...lightly the Amp Module Assembly as arrow shown Caution Do not exert too much force as it may damage the wiring within Step 4 Detach the 2P Wire of the connector CN1005 on D Amp P C B Step 5 Detach the 5P Cable Wire of the connector CN1003 on D Amp P C B Step 6 Remove the Amp Module Assembly as arrow shown ...

Page 17: ... connector CN101 on SMPS Module P C B Step 2 Remove the AC Inlet P C B as arrow shown 7 8 Disassembly of SMPS Module P C B Refer to Disassembly of Amp Module Assembly Refer to Step 1 of Disassembly of AC Inlet P C B Step 1 Detach the 7P Cable Wire of the connector CN201 on SMPS Module P C B Step 2 Remove 3 screws ...

Page 18: ...ital Receiver RX Module P C B Refer to Disassembly of Amp Module Assembly Step 1 Release the P C B Holders slightly outwards as arrows shown Step 2 Detach the Digital Receiver RX Module P C B at the D Amp P C B connector CN1000 Caution During assembling ensure the Digital Receiver RX Module P C B is properly and fully inserted onto the D Amp P C B connector CN1000 ...

Page 19: ...y of SMPS Module P C B Step 1 Remove 1 screw Step 2 Remove ID Switch P C B as arrow shown Caution During assembling ensure the ID Switch P C B is seated properly onto the locators Step 3 Remove 4 screws Step 4 Remove D Amp P C B as arrow shown Caution During assembling ensure the D Amp P C B is seated properly onto the locators ...

Page 20: ... Disassembly of Switch Regulator IC IC5200 Step 1 Remove Heatsink Clip Step 2 Flip over the D Amp P C B Caution Avoid touching the Heatsink Unit due to its high temperature after prolonged use Touching it may lead to injuries Step 3 Desolder pins of the Switch Regulator IC IC5200 on the solder side of D Amp P C B ...

Page 21: ...C IC5200 Step 1 Apply Grease on the Heatsink Unit Step 2 Mount the Switch Regulator IC IC5200 onto the D Amp P C B Step 3 Solder pins of Switch Regulator IC IC5200 on the sol der side of D Amp P C B Caution Ensure the pins of Switch Regulator IC are prop erly seated soldered on D Amp P C B during assembly ...

Page 22: ...on Avoid touching the Heatsink Unit due to its high temperature after prolonged use Touching it may lead to injuries Step 5 Fix the Heatsink Clip onto the Heatsink unit Caution Ensure the Heatsink Clip is fully inserted onto the Heatsink unit ...

Page 23: ...he Section 7 8 1 Checking and Repairing of D Amp P C B Step 1 Remove Amp Module Assembly Step 2 Place the Support Box underneath the Amp Module Assembly Step 3 Flip over ID Switch P C B and D Amp P C B as arrow shown Step 4 D Amp P C B can be checked and repaired as diagram shown ...

Page 24: ... 0 0 0 3 16 0 REF NO MODE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 CD PLAY 19 5 0 0 24 3 0 24 8 16 3 24 9 8 9 0 25 0 15 0 25 0 0 2 8 8 24 9 24 8 24 8 0 24 6 STANDBY 19 5 0 0 24 6 0 24 9 16 4 24 9 8 9 0 25 1 15 0 25 1 0 8 9 24 9 24 9 24 9 0 24 6 REF NO MODE 21 22 23 CD PLAY 0 0 4 7 STANDBY 0 0 2 3 REF NO MODE E C B E C B E C B E C B E C B CD PLAY 24 3 24 3 23 6 5 0 4 8 4 1 0 0 3 1 0 4 6 0...

Page 25: ...o 1 C0ABBB000244 8P C1BA00000497 24P B1ABCF000176 B1ADCE000012 B1GBCFGG0030 B1GBCFJJ0051 B1GDCFJJ0047 B0BC01600013 Cathode Anode A Ca B0ECKP000002 Cathode Anode A Ca B0ACCK000005 Cathode Anode A Ca MA2J1110GL B1ACCF000094 B1ACKD000006 B1AAKD000012 1 3 2 ...

Page 26: ...26 ...

Page 27: ...ODE MODE 12 STABI STABI PWM MODULATOR OSCILLATOR MANAGER TEMP SENSOR CURRENT PROTECTION VOLT PROTECTION RELEASE2 SWITCH2 MUTE DRIVER HIGH DRIVER LOW CONTROL HANDSHAKE 30V VCC VCC 5V 30V 30V 30V 30V 30V 30V 30V 30V ID SET S1000 Q1007 Q1008 DC DETECT LED DRIVE PCONT Q1006 SWITCH Q1004 Q1005 Q1003 Q1009 Q1010 Q1011 Q2002 Q2010 Q2011 POWER SWITCH 30V SMPS MODULE POWER SUPPLY DIGITAL TRANSMITTER SU HTB...

Page 28: ...28 ...

Page 29: ...IGITAL RECEIVER MODULE TO POWER SWITCH TO SMPS MODULE H1001 CN1003 CN1005 TO SPEAKERS SUBWOOFER CN1000 CN1002 S1000 I D SET CN1004 TL10 TL20 P5701 RED BLK 1 7 1 2 3 4 5 1 SW 2 SW 1 2 21 22 1 2 3 1 2 3 120V 60Hz AC IN SOLDER SIDE SOLDER SIDE D AMP P C B A AC INLET P C B C ID SWITCH P C B B SOLDER SIDE TO SMPS MODULE ...

Page 30: ...30 ...

Page 31: ...al parts which have purposes of fire retar dant resistors high quality sound capacitors low noise resistors etc are used When replacing any of components be sure to use only manufacturer s specified parts shown in the parts list Capacitor values are in microfarad μF unless specified otherwise F Farad pF Pico Farad Resistance values are in ohm Ω unless specified other wise 1K 1 000Ω 1M 1 000KΩ Volt...

Page 32: ...32 ...

Page 33: ...2 3 5 6 4 12 15 14 17 18 16 13 11 C1BA00000497 IC5200 Z1001 3 2 1 R1034 0 SMPS_MUTE SMPS_MUTE 2 4 3 1 L1000 G0A150L00003 C5240 47 C1007 0 1 C1011 35V1000 R5211 10 0 1 C5523 0 1 MODE VDDA2 IN2 IN2 VSSA2 SGND2 SW OUT VE SW OUT VE VSSP1 OUT2 VSSP2 POWER AMPLIFIER VSSD VDDP2 BOOT2 STABI IN1 IN1 5V MODE_SW MODE_SW POWER_SW 5V_GND CH2_R_OUT 5V 5V 5V LINK_LED IDSET NC NC NC DGND DC_DET DC_DET DC_DET PCON...

Page 34: ... 8 9 10 11 12 13 14 C D B E G H F A C D B E G H F SCHEMATIC DIAGRAM 2 B ID SWITCH CIRCUIT C AC INLET CIRCUIT SB WA500PP ID SWITCH AC INLET CIRCUIT A TO D AMP CIRCUIT CN1002 IN SCHEMATIC DIAGRAM 1 TO SMPS MODULE S1000 ID SET 1 3 2 CN1004 NC IDSET 5V_GND P5701 TL10 TL20 RED BLK AC IN 120V 60Hz ...

Page 35: ...204 C3206 D2000 R1014 R3203 R3103 C3203 C3103 C1005 C1006 W1003 W1002 R1000 R3214 Q1007 Q1008 R1021 Q1010 Q1009 R1020 D1000 W1031 C5603 R2010 R2000 C1003 R3111 R3112 R3213 R1033 R1031 C3205 C3105 D1003 R1034 D5745 D5743 C5207 R5767 R5769 R5768 W1047 W1048 TL1 W1052 W1018 W1021 L1001 HEATSINK L1000 C1009 L1003 L1004 Q2002 Q2010 Q2011 C1014 C2010 C5240 C5602 W1017 W1008 W1007 W1009 W1014 C2001 W1011...

Page 36: ...36 ...

Page 37: ...20 TL10 H1001 CN1005 CN1003 CN1002 CN1000 CN1004 SP61 P5701 81 80 79 79 79 79 79 79 78 78 78 78 78 78 78 77 77 76 76 76 76 76 76 75 74 73 72 71 70 70 69 68 67 67 67 67 66 66 66 66 66 66 66 66 66 66 66 66 66 66 66 66 66 66 66 66 66 66 66 66 65 64 63 62 61 1 61 1 61 1 61 1 61 a e e b c b c a d d NOTE PART IS NOT SUPPLIED REF IS FOR INDICATION ONLY 1 2 3 4 5 6 7 8 9 A B C D E F G H 10 11 12 13 SB WA5...

Page 38: ...38 16 1 2 Packaging SB WA500 P2 P1 P1 SB WA500PP K FOR SC HTB500PPK PACKAGING DRAWINGS 1 2 3 4 5 6 7 8 9 A B C D E F G H 10 11 12 13 P1 POLYFOAM FRONT POLYFOAM REAR ...

Page 39: ... 4 68 RGNX1154 K SPEC LABEL 1 69 RGPX1037 K AC COVER 1 70 XTB3 10JFJK SCREW 2 71 REXX1117 7P CABLE WIRE SMPS D AMP 1 72 REXX1118 3P CABLE WIRE ID SWITCH D AMP 1 73 REXX1127 2P WIRE SMPS AC INLET 1 74 RXKX1002 K BOTTOM CHASSIS ASS Y 1 75 RMKX1019 METAL CHASSIS 1 76 VMG1719 DAMPER 6 77 RMNX0224 1 PCB HOLDER 2 78 RHDX301002 SCREW 7 79 RHDX03001 SCREW 6 80 N0AB6GY00007 SMPS MODULE P C B 1 81 RKAX1017A...

Page 40: ...1 Q2002 B1AAKD000012 TRANSISTOR 1 Q2010 B1ACCF000094 TRANSISTOR 1 Q2011 B1ACKD000006 TRANSISTOR 1 DIODES D1000 B0ECKP000002 DIODE 1 D1003 D0GBR00JA008 0 1 16W 1 D2000 B0BC01600013 DIODE 1 D5743 B0ACCK000005 DIODE 1 D5745 B0ACCK000005 DIODE 1 SWITCHES S1000 EVQ21405R SW POWER 1 CONNECTORS CN1000 K1MY22A00003 22P CONNECTOR 1 CN1003 K1KA05AA0193 5P CONNECTOR 1 CN1005 K1KA02AA0186 2P CONNECTOR 1 JACK ...

Page 41: ... C1006 F1H1H104A013 0 1uF 50V 1 C1007 F1H1H104A013 0 1uF 50V 1 C1009 F2A0J681A550 680uF 6 3V 1 C1011 F2A1V102B074 1000uF 35V 1 C1012 F1H1H104A013 0 1uF 50V 1 C1014 F2A0J101A245 100uF 6 3V 1 C1116 ECQV1H684JL3 0 68uF 50V 1 C1117 F1H1H104A013 0 1uF 50V 1 Safety Ref No Part No Part Name Description QTY Remarks C1118 F1H1H104A013 0 1uF 50V 1 C1216 ECQV1H684JL3 0 68uF 50V 1 C1217 F1H1H104A013 0 1uF 50V...

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