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JBL Horizon 2, Service Manual

The JBL Horizon 2 is a sleek and versatile alarm clock with built-in Bluetooth and ambient light feature. Stay informed with the service manual available for free download from our website, providing detailed instructions on how to maximize this innovative device's capabilities. Experience the ultimate convenience and functionality with JBL Horizon 2.

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11

4.3 Disassemble the main board

Disassemble five screws

Connection port diagream

Separate the main board from the main body

4.4 Disassemble the encoder board

Disassemble five screws

Pry off the encoder cover

Separate the encoder cover

Button board

Buzzer

Speaker

LCD display

USB

DC

Antenna

，

AUX,Set time

Back light

Summary of Contents for Horizon 2

Page 1: ...K BR J BLHORIZON2GR YBR J BLHORIZON2BLK IN J BLHORIZON2GRYIN J BLHORIZON2GRYRU J BLHORIZON2BLK RU HORIZON2 HOTELGRYIN HORIZON2HOTELBLK IN Contents 1 Technical Specifications 2 2 Safety Instruction War...

Page 2: ...Hz 1dB EQ setting is disable THD N at 1W 0 4 THD N at Rated Output Power 2x 4W 1 THD Signal to Noise ratio at Rated Output Power 80dB A Weighted Bluetooth version 4 2 Bluetooth transmitter frequency r...

Page 3: ...65 to 5 85GHz bands These radars stations can cause interference with and or damage this device No configuration controls are provided for this wireless equipment allowing any change in the frequency...

Page 4: ...sists of the crossed out wheeled bin as shown below This product must not be disposed of or dumped with tour other household waste You are liable to dispose of all your electronic or electrical waste...

Page 5: ...children If the battery compartment does not close securely stop using the product and keep it away from children If you think batteries might have been swallowed or placed inside any part of the bod...

Page 6: ...ter between the earth ground and all exposed metal parts of the appliance input output terminals screwheads metal overlays control shaft etc Plug the AC line cord of the appliance directly into a 120V...

Page 7: ...re 3 1 MCU software requirements upgrading file elink32 pro service computer Connect the set to the PC via the elink32pro cable 3 1 1 Procedure of upgrading software Open the upgrade file with the HT3...

Page 8: ...2 1 Procedure of upgrading software OPEN COM Open the upgrade file with the SPTestTool tool and configure it accordingly The USB to serial port is connected to the computer and the other end is connec...

Page 9: ...led Instruction Tool List Item Description Remark 1 Straight screwdriver 5mm 2 Hexagonal sleeve 10mm 3 Phillips screw 3mm 4 Phillips screw 2 5mm 5 Phillips screw 4 5mm 6 Electric screw driver 5mm 7 So...

Page 10: ...le the front grill Pry off the front grill Open the front grill by hands Separate the grill from the main body 4 2 Disassemble the front main body Disassemble eight screws Separate the front cover fro...

Page 11: ...Connection port diagream Separate the main board from the main body 4 4 Disassemble the encoder board Disassemble five screws Pry off the encoder cover Separate the encoder cover Button board Buzzer S...

Page 12: ...the hexagon nut of encoder Disassamble the encoder with PCBA board Separate the encoder with PCBA board 4 5 Disassemble the button board Disassenble three screws Take out the button board Separate th...

Page 13: ...6 Disassemble the bottom PCBA board Disassemble the silicone case Disassemble six screws Take out the PCBA board Disassemble four screws Disassemble PCBA board by the soldering iron Separate the PCBA...

Page 14: ...14 4 7 Disassemble the back light Disassemble six screws Take off the silicone case Take off the back cover Take off the back light Clear the sealant in the hole Separate the back light...

Page 15: ...4 8 Disassemble the USB board Disassemble two screws Take off the USB board Separate the USB board 4 9 Disassemble the LCD display Pry off the glass lense Disassemble four screws Take off the LCD disp...

Page 16: ...16 4 10 Disassemble the light sensor board Disasemble two screws Take off the PCBA board with light sensor 4 11 Disassemble the speaker Disassemble four screws Take off speaker...

Page 17: ...17 5 Block diagram MXTX52352...

Page 18: ...18 6 Wiring Diagram Layout Diagram...

Page 19: ...9 0R DCIN_DET 2 3 NC R69 NC R57 33 33 R68 R113 SCK_LCD 3 CS_LCD 3 D1 B5817 100K 100P 100P G C41 C38 2 3 3V 2 SPI1_SCLK 2 SPI1_MOSI 33 R58 33 R71 1 PA0 2 PA1 PD3 48 PD2 47 33 R72 33 R75 RST_LCD 3 AUX_D...

Page 20: ...C148 102 2 3 L6 U14 LP3983_ADJ 75K 1 R150 2 3 2 1K R161 13V 3 FB120 FB15 R18 47K NC 3 IN BST 6 SW 2 104 R107 22R L4 3 3UH 5A R14 3 5 3V 8PIN_2 0 5V FB1K 1 VIN VO 5 3 5V_BT 2 2K R10 5 4 56K1 CN5 3 EN...

Page 21: ...layout diagram Main board...

Page 22: ...S11 5 TVS1 ESD9N5B 2 TR 5 4 1 2 4 SET 1 2 3 USB2_5V 3 2 D2_N 2 D2_P 1 JK1 JACK 3 1 CN2 CN5 JACK2 CON_DIP_07 FB120 FB4 USB2_5V D2_N 1 VCC 2 DM 3 104 C6 104 C7 10U 10V C8 D2_P DP 4 NC GND R16 5 DC_JACK...

Page 23: ...layout diagram USB board B layout diagram USB board B...

Page 24: ...layout diagram USB board T layout diagram Jack board T...

Page 25: ...Circiut diagram encoder board Circiut diagram Key board...

Page 26: ...Layout diagram encoder board B Layout diagram Key board B...

Page 27: ...Layout diagram encoder board T Layout diagram Key board T...

Page 28: ...Circuit diagram LCD board...

Page 29: ...Layout diagram LCD board B...

Page 30: ...Layout diagram LCD board T...

Page 31: ...1104031 USB COVER HORIZON2GRY 1 17 45701306 USB EVA W TAPE HORIZON2 1 18 45901613 RUBBER FRAME HORIZON2BLKDAB 1 19 45901622 RUBBER FRAME HORIZON2BLKHOTELDAB 1 19 45901646 RUBBER FRAME HORIZON2BLKFM 1...

Page 32: ...9 45901622 RUBBER FRAME HORIZON2BLKHOTELDAB EA 1 19 45901646 RUBBER FRAME HORIZON2BLKFM EA 1 19 45901624 RUBBER FRAME HORIZON2BLKHOTELFM EA 1 19 45901612 RUBBER FRAME HORIZON2GRYDAB EA 1 19 45901625 R...

Page 33: ...IFT BOX HORIZON2GRYAS EA 1 47102737 GIFT BOX HORIZON2HOTELBLKAS EA 1 47102818 GIFT BOX HORIZON2HOTELGRYAS EA 1 47102735 GIFT BOX HORIZON2BLKBR EA 1 47102736 GIFT BOX HORIZON2GRYBR EA 1 47102741 GIFT B...

Page 34: ...release Tune continuously till release Reset to default order Press and hold 3 secs Press and hold 3 secs Press and hold 3 secs More details in p 0000 More details in p 0000 More details in p 0000 1...

Page 35: ...Revision List Version 1 0 Initial release for JBL Horizon 2 2020 5...

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