Samsung CKB5237L Service Manual page 17

4-3 Disassembly (CKB5237L)
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.
4-3-1 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 signal cover cap out, and remove the 4
screws and carefully pull the rear cabinet up
and off the monitor.
3. Using pinch-nosed pliers or long-nosed pliers,
carefully disconnect the Anode Cap from the
CRT.
4-3-2 Removing the Video PCB &
CRT Socket PCB
1. Follow steps 1 through 3 in "Cabinet
Disassembly," above.
2. Remove the 1 screw on the Video Shield Top
position.
3. Disconnect connector C103.
4. Lift off the CRT Socket PCB Assembly.
5. Hold the CRT Socket PCB Assembly while
you lift the cap on the CRT Socket, unsolde 1
point wire, remove 9 pin wire Assembly,
unsolder 4 point on the corner shild of CRT
Socket PCB and remove shield of CRT Socket
PCB.
6. Remove 5 point screws side the lower edge
and back of the Video PCB Assembly, and the
screw on the signal conector and pull the
Assembly towards you to remove it.
7. Remove all screws on the Video PCB
Assembly and remove the Video Shield.
8. Lift out the Video PCB and place it on a flat,
level surface that is protected from static
electricity.
CKB5237L/7227L
4-3-3 Removing the Main PCB
1. Follow steps 1 through 3 in "Cabinet
Disassembly," steps 1 through 8 in "Removing
the Video PCB and "Removing the CRT
Socket PCB," above.
2. Disconnect the Degaussing Coil at CN600 on
the Main PCB.
3. Disconnect all easily accessible ground wires
from the CRT GND Assembly and Bottom
Chassis.
4. Disconnect the connector between CN_Tilt. on
the Main PCB and the Tilt coil.
5. Disconnect the DY connector between the DY
and the CN301_5, CN400, CN401 and CN402
connectors on the Main PCB.
6. Remove the 2 screws on the left and right
sides of the PCB Bracket.
7. Carefully lift the Main PCB Ass'y.
8. Remove the 7 screws on the top side of the
Main PCB.
9. Lift the Main PCB and place it on a flat, level
surface that is protected from static electricity.
4 Disassembly and Reassembly
4-3