File name 25GS3-p16(MI).pdf16 107P2 CM25 GS III Mechanical Instructions
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0. General
To be able to perform measurements and repairs on the "circuit
boards", these unit should placed in the service position first.
1.Remove the rear cover
There are 2 screws in the lid [1 screw are at the right side of
the monitor, The other 1 screw are at the left side of the
monitor],to fix the front cabinet and back cover of the
monitor.
Step 1: To open the lid at the right-upper side and 1screw in
right-downer side of the monitor.(FIG.3)
Step 2: To open the lid at the left-upper side and 1screw in
left-downer side of the monitor.(FIG.4)
Step 3: To remove the backcover, you can see FIG.5
Step 4: To remove the 5 screws on the bottoml shield, and
remove the bottoml shield, you can see FIG.1.
Fig.2
2. Video panel(1157)
a.Cutoff all wire cable ties
b.Remove GRD wire between video shield and CRT rack.
c.Remove 1 screw between mains board rack and video shield
d. cutoff 1 cable tie on LOT wire
e.Remove GRD wire (1711)from video PCB to CRT rack.
3. Main panel(1155) screws
- Disconnect the degaussing coil (1113)from Main panel.
- Remove the video panel from CRT.
- Remove the "screw" of I/F cable from Main panel. lids
- Disconnect the CRT ground wire from main panel.
screws
- Disconnect the Hi-Pot cap from CRT.
- Disconnect yoke wire from "1401".
- Disconnect the control panel(1802)
- Slide the main panel out of bottom tray. Fig.3 Fig.4
- Connect yoke wire to "1401".
- Connect the control panel(1802)
- Place Main panel in service position as shown in Fig.1.
- Mount Video panel again on CRT.
- To connect Hi-Pot cap again.
4. service position
Fig.5 Fig.6
1157 VIDEO Panel 1155 MAIN Panel
Fig.7
Fig.1
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