Acer RB23WABAS service manual S17

Page 22

4. Assembly and Disassembly Procedures (continued)

ACER H233H

 

21

Go to cover page

 

Hold one side of down side that had been

S17

Use a Phillips-head screwdriver unscrewed the

S14

 

separated from front bezel

No.1(No1screw size=M3x4; Torque=5+/-1

 

 

 

Use properly force to pull up front bezel

KGFxCM).

Use a Phillips-head screwdriver unscrewed the

S15 No.1~2 screws(No1~2 screw size=M2x3.3; Torque=1~1.5 KGFxCM).

Unhook the power key board from front bezel, disconnect the power key cable.

1

2

Tear off shield safety tape

Disconnect the OSD key cable

1

3

2

1

Use a Phillips-head screwdriver unscrewed the

S18 No.1~2(No1~2screw size=M3x6; Torque=9~10 KGFxCM).

Unplug the USB cable and OSD key cable.

1

2

S19

Use a Hex-head screwdriver unscrewed 4 screws to release the DVI and D-SUB connectors (No1~4Hex Nut screws Size=M3x8;Torque=4~6KGFxCM).

2

1

4

3

 

S20

Use a Phillips-head screwdriver unscrewed the No.1~3 screws to release the power connector and HDMI connector.

(No1~2 screw size=M3x10; No 3 screw size=M3x6 Torque=4~6 KGFxCM).

2

1

3

 

Image 22
Contents Service Go to cover Scope Video Signal Amplitudes Content Analog input VGA treats all timings as PC-timings Defects 5.1Visual Inspection Diameter, they must be at least 15mm apart Main OSD Menu OSD Volume management OSD Go to cover Exploded Diagram Packing Exploded Diagram Exploded Diagram Product Exploded Diagram Plug in parallel direction Angel 5 degrees S11 S17 S18 S21 Go to cover Open the carton with a proper tool S10 S17 S21 Does OSM display when you push Menu key Next Circuit section Printed wire broke between P301 pin2, R304 and I308 pin Troubleshooting Abnormal screen for VGA Go to cover Troubleshooting Abnormal OSM display adjust problem Troubleshooting Abnormal plug and play operation for VGA Go to cover Troubleshooting Troubleshooting Checking the resolution change IC movement Troubleshooting Checking the DC/DC converter circuit Firmware Upgrade Process Go to cover Ssmeans Samsung Panel Hdmi Transfer DVI Connection Hdmi Transfer DVI Connection Acer H233H Block digram PCB No P01 TO263 ACERLCDH233HSCHEMATICSINTERFACEBDVGA & DDC Input ACERLCDH233HSCHEMATICSINTERFACEDVI & DDC Interface HDMI19P Acer H233H NC/A-POINT 6PIN ACERLCDH233HSCHEMATICSOSD Keybd Ledorange Ledwhite Power Board TOP Silk ACERLCDH233HLAYOUTSINTERFACE Board 1234567