Panasonic SC-HTB690EB Service Manual Download Page 26 | Manualshive

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8.2 Active Subwoofer (SB-HWA690)

LED P C B

XP

50

6

XP5
0

1

1

1

LED P.C.B.

AMP

TAS5342A

AUDIO PROCESSOR

TAS5534

1

24

1

2

WIRELESS

P C B

XP7

XP

50

6

XP508

SUBWOOFER

3

3

1

2

4

Switch

TAS5342A

TAS5534

24

1

2

WIRELESS

P.C.B.

XP501

J1

Switch

PMOS

Switch

24

1

AP9561GM

3CG3906M

3CG9012M

LDO

AS1117

DC-DC

SY8292

3

CON501

XS1

8

1

1

8

AS1117

3

MAIN P.C.B.

CON501

8

1

POWER P.C.B.

1

2

3

4

3

4

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Summary of Contents for SC-HTB690EB

Page 1: ...or cautions to advise non technical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death WARNING Panasonic Corporation 2015 Un...

Page 2: ... 9 6 Service Mode 12 6 1 Service Mode Table 1 12 6 2 Service Mode Table 2 13 6 3 Service Mode Region Display Table 14 6 4 Service Function Error Code 14 7 Troubleshooting Guide 15 7 1 Main Unit SU HTB690 15 7 2 Active Subwoofer SB HWA690 21 8 Wiring Connection and Voltage Data 23 8 1 Main Unit SU HTB690 23 8 2 Active Subwoofer SB HWA690 26 9 Disassembly and Assembly Instructions 28 9 1 Disassembly...

Page 3: ...echassis the reading should be between 1 MΩ and 5 2 MΩ When the exposed metal does not have a return path to the chas sis the reading must be infinity 1 3 Leakage Current Hot Check See Figure 1 1 Plug the AC cord directly into the AC outlet Do not use an isolation transformer for this check 2 Connect a 1 5 kΩ 10 W resistor in parallel with a 0 15 μF capacitor between each exposed metallic part on ...

Page 4: ...plying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge buildup or exposure of the assembly 3 Use only a grounded tip soldering iron to solder or unsolder ES devices 4 Use only an antistatic solder removal device Some solder removal devices not classified as...

Page 5: ...to rain or moisture CAUTION To reduce the risk of fire or shock hazard and annoying interference use the recommended accessories only FOR YOUR SAFETY DO NOT REMOVE THE OUTER COVER To prevent electric shock do not remove the cover No user serviceable parts inside Refer servicing to qualified service personnel 2 2 2 Caution for AC Mains Lead For your safety please read the following text carefully T...

Page 6: ...solder is used Definition The letter of PbF is printed on the P C B 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 P C B 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 me...

Page 7: ...h allow service personnels to understand and service this model Please place orders with the numbers in the parts list and not the numbers in the explossion illustration If the circuit is changed or modified the information will be followed by service manual to be controlled with original service manual ...

Page 8: ... Approx 1 5W Active subwoofer Power switch off Approx 0 48W The wireless link is not activated Approx 1 0W 4 Specifications Power supply AC 220V to 240V 50 Hz Dimensions W x H x D Main unit For table top layout 950mm x 55mm x 120mm For wall mounting layout 950mm x 125 5mm x 57 2mm Active subwoofer 180mm x 378mm x 303mm Mass Main unit For table top layout Approx 2 5kg For wall mounting layout Appro...

Page 9: ...I WKLV V VWHP 1387 6HOHFW WKH LQSXW VRXUFH 3 5 1 p 6HOHFW WKH OXHWRRWK GHYLFH DV WKH VRXUFH p OXHWRRWK SDLULQJ p LVFRQQHFWLQJ D OXHWRRWK GHYLFH 5HPRWH FRQWURO VLJQDO VHQVRU IRU WDEOH WRS OD RXW 5HPRWH FRQWURO VLJQDO VHQVRU IRU ZDOO PRXQWLQJ OD RXW LVSOD 5 66 1 LQGLFDWRU a 7KHVH VZLWFKHV ZRUN MXVW E WRXFKLQJ WKH PDUNV DFK WLPH RX WRXFK WKH VZLWFK WKHUH ZLOO EH D EHHS VRXQG 7KH EHHS VRXQG VHWWLQJ FD...

Page 10: ... 1 9 WHUPLQDO 237 7 8 2 1 79 WHUPLQDO U 6 67 0 WHUPLQDO 1 WHUPLQDO FWLYH VXEZRRIHU RQ RII EXWWRQ a 86 SRUW IRU VHUYLFH XVH RQO a 7KH 6 7 EXWWRQ LV RQO XVHG ZKHQ WKH PDLQ XQLW LV QRW SDLUHG ZLWK WKH DFWLYH VXEZRRIHU This system Rear 0DLQ XQLW FWLYH VXEZRRIHU ...

Page 11: ...HVSRQVLEO DIWHU UHPRYLQJ LW w 7R UHSODFH D EXWWRQ W SH EDWWHU DWWHU W SH 5 LWKLXP EDWWHU p 6HW WKH EXWWRQ W SH EDWWHU ZLWK LWV K PDUN IDFLQJ XSZDUG w ERXW UHPRWH FRQWURO VLJQDO VHQVRU 7KH UHPRWH FRQWURO VLJQDO VHQVRU LV ORFDWHG RQ WKH PDLQ XQLW p 8VH WKH UHPRWH FRQWURO ZLWKLQ WKH FRUUHFW RSHUDWLRQ UDQJH LVWDQFH LWKLQ DSSUR P GLUHFWO LQ IURQW QJOH SSUR R OHIW DQG ULJKW RU WDEOH WRS OD RXW RU ZDOO P...

Page 12: ...o Error Log pressing INPUT key on the remote control NO ERROR will display The SVC MODE display will appear after 3s In service mode Press INPUT button on the remote control To exit press on the main unit or using the remote control Software Verison information Display the current SW version Software Version display is being indicated in FL display in the format of 5CA XXX 1 5 represent the Sales ...

Page 13: ...lay during Subwoofer Pairing SUBWOOFER PAIRING Toggle Display Actual Display after Subwoofer had been Paired PAIRED Example During Pairing Example Paired Press SETUP button on the remote control or Normal Mode Press and Hold INPUT button on the remote control Press VOL button on the main unit for 4 seconds Bluetooth information Bluetooth Setting Display 1st 6 bytes of Bluetooth Module MAC Address ...

Page 14: ...of error FL DISPLAY Position Diagnostic Contents POS9 POS8 POS7 POS6 POS5 POS4 POS3 POS2 POS1 F76 Power off the unit during blinking F 7 6 Abnormality in the stabilized power supply F61 Power off the unit during blinking F 6 1 Power AMP output error F70 HDMI Blinking repeatedly unless user power off F 7 0 H D M I Communication error between HDMI Module and Microprocessor F703 Blinking repeatedly u...

Page 15: ...Refer to check point N Check Rectifier Diode 300 V and over output at pin1 of Rectifier Diode Refer to check point Check Power Transformer and Power Diode Over 21V and over output at 28V Refer to check point OK OK No Change Power PCB Change Power PCB Change Power PCB No No Confirm the voltage at Pin1 of connector XP113 when touch the Power button on the Less than 0 9V In case of change the Main PC...

Page 16: ...ins lead 3 3 V at STB_3V3 Refer to check point NG OK Change FL PCB NG Change Main PCB Change Main PCB No HDMI OUT T h th P check 1 7V at check the FFC cable OK N select BD DVD Touch the Power button to turn on the unit HDMI_1 7V Refer to check point NG is connect correct Main XP13 to HDMI CN1000 OK connect correct No No Change HDMI PCB source and connect BD or DVD device to HDMI Change Main PCB co...

Page 17: ... the unit HDMI_1 7V Refer to check point NG is connect correct Main XP13 to HDMI CN1000 OK connect correct No No Change HDMI PCB source and connect BD or DVD device to HDMI Change Main PCB connect correct or change FFC cable No Sound Optical Touch the Power button to turn on the unit check 3 3V at VDD3 3_OP Refer to check point check the cable is connect correct Main XP112 to Optical XP1 OK No Cha...

Page 18: ...18 7 1 9 Check Points Output side of Fuse 2 3 Pin1 of Rectifier Diode 28V POWER P C B POWER P C B 1 1 1 1 ...

Page 19: ...19 10 4 5 VFD_24V VDD3 3_OP AP3 3V_ D MAIN P C B MAIN P C B ...

Page 20: ...20 9 HDMI_1 7V 7 HVDD 8 HB_HP_1 6 STB_3V3 MAIN P C B MAIN P C B ...

Page 21: ... success Input audio signal to WIRELESS active subwoofer Sound can be heard No No Change WIRELESS PCB Change Main PCB Press power button on the unit to turn on No Display on Caution Disconnect the AC cord No power OK on the unit to turn on the unit p y display panel Check Fuse 0Ω at output side of Fuse Refer to check point Check Rectifier Diode 300 V and over output at pin1 of Rectifier Diode Refe...

Page 22: ...22 7 2 3 Check Points 3 32V POWER P C B POWER P C B Output side of Fuse 2 Pin1 of Rectifier Diode 1 1 1 1 ...

Page 23: ...B XP13 1 30 HDMI P C B 4 HDMI OUT HDMI IN CN1000 30 1 AV8314A 16Mb FLASH BT MODULE USB XP5 1 1 HDMI P C B 5 WIRELESS P C B 1 J1 1 16Mb FLASH XP5 XP113 1 1 24 1 1 8 MAIN P C B TOUCH P C B OPTICAL P C B 6 8 7 XP115 OPTICAL IR Repeat 8 1 WIRELESS P C B J1 24 XP1 XP112 JP1 XP113 J2 JP1 1 6 24 1 1 24 6 8 VFD IR BUZZER TOUCH P C B POWER P C B OPTICAL P C B 9 6 7 XP115 IR Repeat 8 P3 1 1 12 J2 12 XP2 2 1...

Page 24: ...17V 18 NC 19 NC 20 NC 21 NC 22 NC 23 NC 24 0V 4 PIN NO VALUE 1 6V 2 6V 3 0V 4 0V 5 1 7V 6 1 7V 7 1 7V 8 0V 9 NC 10 NC 11 0V 12 3 3V 13 3 3V 14 3 3V 15 NC 16 3 3V 17 0V 18 0V 19 0V 20 0V 21 3 3V 22 0V 23 0V 24 0V 25 0V 26 3 3V 27 0V 28 3 3V 29 3 3V 30 3 3V 6 PIN NO VALUE 1 3 3V 2 0V 3 3 3V 4 3 3V 5 0V 6 0V XP5 CN207 XP6 XP114 XP13 XP113 2 PIN NO VALUE 1 14 3V 2 14 3V 3 PIN NO VALUE 1 3 3V 0V 2 0V X...

Page 25: ...8V 5 0V 6 0V 7 0V 8 0V 9 0V 10 24V 11 3 3V 12 0V 13 3 3V 0V 14 0V 15 3 3V 16 3 3V 17 3 3V 18 3 3V 19 3 3V 20 0 02V 21 6V 22 0 01V 23 0V 24 3 3V 9 PIN NO VALUE 1 0V 2 0V 3 3 3V 0V 4 3 3V 0V 5 0V 6 0V 7 0V 8 0V 9 28V 10 28V 11 28V 12 28V JP1 XP112 JP3 1 23 2 24 10 PIN NO VALUE 1 0V 2 3 3V XP2 1 8 1 11 2 12 1 2 ...

Page 26: ...DIO PROCESSOR TAS5534 1 24 1 2 WIRELESS P C B XP7 XP506 XP508 SUBWOOFER 3 3 1 2 4 Switch TAS5342A TAS5534 24 1 2 WIRELESS P C B XP501 J1 Switch PMOS Switch 24 1 AP9561GM 3CG3906M 3CG9012M LDO AS1117 DC DC SY8292 3 CON501 XS1 8 1 1 8 AS1117 3 MAIN P C B CON501 8 1 POWER P C B 1 2 3 4 3 4 ...

Page 27: ...4 3 3V 5 0V 6 NC 7 3 3V 8 3 3V 9 3 3V 10 3 3V 11 3 3V 12 0V 13 3 3V 14 NC 15 3 3V 16 1 5V 17 3 3V 18 5 1V 19 5 1V 20 NCV 21 NCV 22 1 6V 23 1 6V 24 0V XP501 1 PIN NO VALUE 1 0V 2 3 3V 3 3 3V XP506 1 3 1 23 2 24 3 PIN NO VALUE 1 0V 2 3 3V 3 0V 4 0V 5 0V 6 32V 7 32V 8 32V XS1 8 1 4 PIN NO VALUE 1 16V 2 16V XP7 2 1 ...

Page 28: ...cing To assemble the unit reverse the steps shown in the chart below 9 1 1 Main Unit SU HTB690 2 FL P C B 6 Wireless P C B 12 Switch P C B 3 Power P C B 10 NFC P C B 11 Touch P C B 5 Optical P C B 7 HDMI P C B 1 Back Cabinet Unit 4 AC Inlet Unit 9 Speaker 8 Main P C B 9 1 2 Active Subwoofer SB HWA690 6 Woofer Speaker 2 Wireless P C B 1 Power P C B 3 Main P C B 4 AC Inlet Unit 5 Foot 1 2 3 Power Bu...

Page 29: ...r 1 Touch P C B Speaker 3 HDMI P C B Power P C B Switch P C B Optical P C B FL P C B 9 2 P C B Positions 9 2 1 Main Unit SU HTB690 Wireless P C B 9 2 2 Active Subwoofer SB HWA690 Power P C B Woofer Speaker Main P C B LED P C B Wireless P C B ...

Page 30: ... C B Screw A 9 3 2 FL P C B 1 Remove the 2 Screws A 2 Disconnect connector A 3 Lift up straight upward the FL P C B and disconnect the connector B C to remove the FL P C B Connector A Connector C 1 Connector B 9 3 3 Power P C B 1 Remove the 2 Screws A 2 Disconnect connector A 3 Remove the Power P C B Screw A Power P C B Connector A 9 3 Disassembly Procedure of Main Unit SU HTB690 ...

Page 31: ... bracket in the direction of arrow 2 Connector A 9 3 5 Optical P C B 1 Remove 2 Screws A 2 Disconnect connector A 3 Remove 1 Screw B 4 Remove remove Bracket D and the Optical P C B Bracket D Screws A 9 3 6 Wireless P C B 1 Remove 1 Screw A 2 Disconnect FFC cable 3 Remove 1 Screw B 4 Remove Bracket C and Wireless P C B Screw A Screw B FFC Wireless P C B AC Inlet Unit Tab A 1 2 1 Connector A Screws ...

Page 32: ...w A HDMI P C B FFC Bracket B Connector B Connector C Speaker Cable Terminal Speaker 2 Speaker 1 Speaker 3 Speaker Cable Terminal Connector A Thin brade driver NFC P C B Left side panel unit Caution Pair the Main P C B with NFC P C B after replacing the Main PCB For the pairing operations refer to 10 1 When replacing the MAIN P C B and or NFC P C B Caution Before installment completely wipe off the...

Page 33: ...f arrow Touch P C B Right side panel unit 9 3 12 Switch P C B 1 Remove 2 Screws A 2 Disconnect connector A 3 Remove the Switch P C B Connector A Screw A Caution Before installment completely wipe off the double sticky tape left on the side panel unit otherwise the Touch sensitivity will be effected Moreover when installing press the Touch P C B tightly onto the Right side panel unit ...

Page 34: ...ove 5 Screws A 6 Disconnect connector A B 7 Remove the Power P C B Back Panel 1 Screw A Screw A Connector A Connector B 9 4 2 Wireless P C B 1 Remove 1 Screw A 2 Disconnect connector A 3 Remove the Wiresless P C B Connector A Screw A Wireless P C B Power P C B 9 4 3 Main P C B and Power Button 1 Remove 4 Screws A 2 Disconnect connector A B 3 Remove the Main P C B and Power Button Connector A Conne...

Page 35: ...b A on the AC cord connector simultaneously in the direction of arrows 1 to pull the AC Inlet Unit out from the Back Panel in the direction of arrow 2 Back Panel AC Inlet Unit Tab A 1 2 1 9 4 5 Foot 1 2 1 Remove 4 Screws A 2 Pull the Foot 1 in direction of arrow Remove Foot 2 3 4 by the same method Foot 3 Foot 1 Foot 2 Foot 4 Screw A Foot 1 3 Foot 2 4 Screw A Woofer Speaker Red Back ...

Page 36: ...evice 1 Android 4 1 or higher 10 Measurements and Adjustments 10 1 When replacing the MAIN P C B and or NFC P C B When replacing the Main P C B NFC P C B or both the MAC address of bluetooth module on Main P C B registration to NFC tag on NFC P C B perform the following procedures to register In this manual the screenshots are using of Android 4 4 2 The display may vary depending on the version of...

Page 37: ...lways displayed as SC HTB690 47 3 After selecting the module type QR code Scan screen is displayed Tap Skip the scan to skip this screen 5 Tap Write to Tag then move the NFC part of the Androi device close to NFC antenna part of the NFC P C B Un 6 Wait till Tag written successfully is displayed tag writin is completed Tap Exit to exit the TCL BT TAG Write software 47 Module type Example BTM8630 3 ...

Page 38: ...38 11 NFC tag writer software ...

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