JVC HV-L29PRO, Service Manual

Page: 10 / 77

No. 51828
HV-L29PRO
10
REMOVING THE CRT
#
Replacement of the CRT should be performed by 2 or more
persons.
$
After removing the cover, chassis etc.,
1. Putting the CRT change table on soft cloth, the CRT change table
should also be covered with such soft cloth (shown in Fig.3).
2. While keeping the surface of CRT down, mount the TV set on the
CRT change table balanced will as shown in Fig.4.
3. Remove 4 screws marked by arrows with a box type screw driver
as shown in Fig.4.
$
Since the cabinet will drop when screws have been removed, be
sure to support the cabinet with hands.
4. After 4 screws have been removed, put the cabinet slowly on
cloth (At this time, be carefully so as not to damage the front
surface of the cabinet) shown in Fig.5.
$
The CRT should be assembled according to the opposite
sequence of its dismounting steps.
#
The CRT change table should preferably be smaller that the CRT
surface, and its height be about 35cm. (Fig.3)
#
About CRT Spacer (Fig.4)
An appropriate CRT spacer should be used in the corresponding
CRT in accordance with the type of the CRT.
When a CRT is replaced, special attention should be paid to this
matter.
COATING OF SILICON GREASE FOR ELECTRICAL
INSULATION ON THE CRT ANODE CAP SECTION.
$
Subsequent to replacement of the CRT and HV transformer or
repair of the anode cap, etc. by dismounting them, be sure to
coat silicon grease for electrical insulation as shown in Fig.6.
Wipe around the anode button with clean and dry cloth. (Fig.6)
Coat silicon grease on the section around the anode button. At
this time, take care so that any silicon greases dose not stick to
the anode button. (Fig.7)
★
★ ★
★
Silicon grease product No. KS - 650N
CRT CHANGE TABLE
CLOTH
APPROX.
35cm
Fig. 3
Fig. 6 Fig. 7
Approx.
20mm (Do not
coat grease on
this section
Silicon grease
should be coated
by 5mm or more
from the outside
diameter of
anode cap.
Anode button
(No sticking of
silicon grease)
Coating position
of silicon grease
Anode cap
Anode button
CRT
Silicon grease
coating
Fig. 5
CRT
CABINET
CRT
CHANGE TABLE
Fig. 4
MC-Service