Table of Contents
Advertisement
5 Disassembly and Reassembly
This section of the service manual describes the disassembly and reassembly procedures for the
CKG7507L monitor.
WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling
these components.
5-1 Disassembly
Cautions:1. Disconnect the monitor from the power source before disassembly.
2. Follow these directions carefully; never use metal instruments to pry apart the cabinet.
5-1-1 Cabinet Disassembly
1. With a pad beneath it, stand the monitor on its
front with the screen facing downward and
the base close to you. Make sure nothing will
damage the screen.
2. Working from the back of the monitor, remove
the 4 screws and carefully pull the rear cabinet
up and off the monitor.
3. Remove the 4 screws on the Bottom Cover and
pull it upward to remove it.
4. Remove the 16 screws on the Top Shield and
remove it.
5. Using pinch-nosed pliers or long-nosed pliers,
carefully disconnect the Anode Cap from the
CRT.
5-1-2 Removing the Video PCB
1. Follow steps 1 through 5 in "Cabinet
Disassembly," above.
2. Disconnect connectors CN102, CN105 and
CN106 on the Video PCB.
3. Remove both side screws on the lower edge of
the Video PCB Ass'y and the screw on the
signal connector and pull the assembly
towards you to remove it.
4. Remove all screws on the Video PCB Ass'y
and remove the Video Shield.
5. Lift out the Video PCB and place it on a flat,
level surface that is protected from static
electricity.
CKG7507L
5-1-3 Removing the CRT Socket PCB
1. Follow steps 1 through 5 in "Cabinet
Disassembly," and steps 1 through 5 in
"Removing the Video PCB," above.
2. Disconnect connectors CN13 and CN14 on the
CRT Socket PCB.
3. Lift off the CRT Socket PCB Ass'y.
4. Hold the CRT Socket PCB Ass'y while you lift
the cap on the CRT Socket and pull out the
two focus wires.
5-1-4 Removing the Main PCB
1. Follow steps 1 through 5 in "Cabinet
Disassembly," steps 1 through 5 in "Removing
the Video PCB," and steps 1 through 4 in
"Removing the CRT Socket PCB," above.
2. Disconnect the Degaussing Coil at CN602 on
the Main PCB.
3. Disconnect all easily accessible ground wires
from the Main PCB and Bottom Chassis.
4. Disconnect the DY connector between the DY
and the CN301, CN400, CN401 and CN402
connectors on the Main PCB.
5. Remove the 2 screws on the left and right
sides of the PCB Bracket.
6. Carefully lift the Main PCB Ass'y.
7. Disconnect the CN201 on the Main PCB and
LED connector CN702 on the LED PCB.
8. Remove the Power Shaft.
9. Remove the 6 screws on the top side of the
Main PCB.
10. Remove the 2 screws on the Power Inlet
Socket.
11. Lift the Main PCB and place it on a flat, level
surface that is protected from static electricity.
5-1
Advertisement
Table of Contents
