Premier 5Y08, Руководство по обслуживанию

Страница: 28 / 30

Mechanical Disassemblies
-38-
CABINET BACK REMOVAL
1. Refer to Figure 1,remove 10 screws.
2. Pull off cabinet back and remove.
CHASSIS REMOVAL
1. Remove cabinet back.
2. Discharge the picture tube anode(2nd anode lead) to the
dag coating (picture tube grounding lead).
3. Disconnect Degaussing coil socket(KE),Picture tube socket,
Deflection yoke connector (KDY), Speaker connectors(KL
and KR), and 2nd anode lead.
4. Remove chassis completely by sliding it straight back.
CAUTION:
Do not disturb the deflection yoke
or magnet assembly on the picture tube
Neck. Care must be taken to keep these
assemblies intact, unless picture tube is
being replaced. Discharge the picture tube
to the coating before handing the Tube.
1. Remove chassis, referring to Chassis Removal instructions.
2. Place cabinet front face down on the soft surface.
3. Remove the screw on each corner of the picture tube and
GENTLY lift the picture tube out of the cabinet.
4. Install a replacement picture tube in reverse order.
Properly install the degaussing coil and picture tube
grounding lead on the picture tube. See Figure 2.
PICTURE TUBE REMOVAL
Note: If the Picture Tube is being replaced, mount the
Degaussing Coil on the picture tube. See following..
DEGAUSSING
COIL
DEGAUSSING
COIL HOLDER
To CRT Unit
ground
PICTURE TUBE
GROUNDING LEAD
DEGAUSSING
COIL SOCKET