KV-SR253M53 - Sony TV Service Manual (repair manual). Page 15

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– 14 –
KV-SR253M53
RM-GA002
Dress cap assy, High voltage with holder, HV cable combi
as shown. 
Install Cap Assy, High voltage as shown.
Caution: 1) Make sure the specified position is being followed.
              2) Position the Cap Assy, High Voltage in the inner  
                  ring of the Holder, HV cable combi (see diagram).
Install AC cord holder to AC power cord at specified 
position as shown.
2-14 Cap Assy, High voltage installation
TVSR Requirement:
1. Keep HV cable away from conductive parts
    (distance of 1mm/kV). 
2. Keep spacing between edge of anode cap & conductive parts
    (distance of 0.5mm/kV).
3. Keep spacing between edge of anode cap & non-conductive 
    parts (distance of at least 5mm or more).
2-15 HV cap assy wire dressing
 
Top view 
DGC
Inner Ring
Rotation coil
Side hook
Large hook
Purse lock 
φ 9 
250 ± 5 mm 
Holder, HV cable 
HV cap
Dress Holder, HV Cable Combi to
Cap Assy, High Voltage and attach
side hook to rotation coil at 10
o'clock position. Then, attach large
hook to DGC and dress with
purse lock 
φ 9. 
90∞
10 o'clock
Purse lock 
φ 9 
 
Keep distance of HV
cable from other
wires, conductive
parts and
CRT's carbon area
Side hook
Min. distance =
1mm/kV
Large hook
P-P taping 
of DGC
 
Min. distance =
1mm/kV
Dress using Purse lock 
φ 
CRT's carbon area
2-16 AC Power Cord Wire Dressing 
 
 360  + 5 mm 
Attach AC cord
onto holder and
insert to bottom
cover
 
Hook
TVSR requirement:
 1. Spacing between HV cable and other conductive partís surface
 
     is 1mm/kV or more.
2. Spacing between HV cable's and enclosure with ventilation or 
 
    the edge where terminal bracket and rear cover meet: 10 mm
    or more. 
CAUTION:
Please ensure that the portion of HV cable above  
the Holder, HV Cable Combi is kept away from CRT's carbon area.
Also, portion of HV cable below the Holder, HV Cable Combi needs
 to be kept away from conductive parts (DGC, rotation coil, CRT's
carbon area, speaker wire, etc).
Ensure forming of HV cable is OK and no unnatural curve occurs.
Do not twist or loop the cable.
Keep distance
of 0.5mm/kV
Keep distance of
 
1mm/kV
DGC
HV
90∞
DGC Band
Rotation coil
>5mm
CRT's carbon area
Dress Holder, HV
Cable Combi to
the right of P-P
taping of DGC.
Dress purse lock
 
φ 9 to the right of
large hook on
Holder, HV Cable
Combi.
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