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PDF 34HF84 Data sheet ( Hoja de datos )
| Número de pieza | 34HF84 | |
| Descripción | Color Television SERVICE MANUAL | |
| Fabricantes | Toshiba | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de 34HF84 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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FILE NO. 020-200406
SERVICE MANUAL
Color Television
N4WS Chassis
34HF84
(TAC0404)
DOCUMENT CREATED IN JAPAN, June, 2004
http://www.Datasheet4U.com
1 page  
(5)Adjust the sub-4-pole magnets only in case there is any deviation of Xv bow-shaped convergence. (To be usually set at
the initial position)
Align both sides with the sub-4-pole magnets and minimize the deviation of blue and red with the main 4-pole magnets.
blue
blue
red
red
Main 4-pole magnet
red/blue
red/blue
Xv bow-shaped deviation of convergence
green
blue
red
green
6-pole magnet
Sub-4-pole magnet
■ CIRCUMFERENCE CONVERGENCE:
* Perform correction in the following manner.
blue
green
red
• Adjust coils and minimize deviation
(The 27” unit has coils underneath it)
A
blue
B green
red
D
(Insertion position of correction
piece) D
A
E EB
FC
A
B
blue
green
red
D
E
CF
CF
(Parts code:23 948 274) TC-S *Insert the correction piece between the
S picture tube and the deflection yoke.
N
Bonded surface
(Parts code:23 948 464)
N
S
Bonded surface
Blue color or blue mark
Transparent
Adjust VR 1 and minimize the deviation ofYH. *Only 27", 30" and 32".
green
Red blue
green
blue Red
■ 30", 27", 32"
Red blue
green
blue Red
green
Adjust VR 2 (YHC) and minimize the deviation ofYH.
green
Red blue
green
blue Red
blue Red
green
Red blue
green
Adjust VR 3 (YV) and minimize the deviation ofYV.
Red
green
blue
blue
green
Red
blue
green
Red
Red
green
blue
GH
-5-
VR3 VR2 VR1
■ 34"
YV YHC
27" (Part No. 23 947 371)
32", 30" (Part No. 23 947 121)
34" (Part No. 23 993 080)
Perform correction by inserting the
G H correction piece into the clear-
ance of terminal board coils of
the deflection yoke.
Note:
Perffoorrmmininsesertriotinonbybtyurtnuinrnginthge the
metal side to the tteerrmmiinnaall bbooaarrdd
side of the deflection yoke.
5 Page 
CHAPTER 2 SPECIFIC INFORMATIONS
SETTING & ADJUSTING DATA
SAFETY INSTRUCTIONS
SERVICE MODE
HIGH VOLTAGE AT ZERO BEAM:
MAX HIGH VOLTAGE:
Table-1
34"
(A) 30.0 kV
(B) 35.0 kV
ADJUSTING ITEMS AND DATA IN THE SERVICE MODE:
Item Name of adjustment
RCUT
GCUT
BCUT
GDRV
BDRV
BRTC
UVTT
HIT
R CUT OFF
G CUT OFF
B CUT OFF
G DRIVE
B DRIVE
BRIGHT CENTER
TINT CENTTER
PICTURE HIT
Preset
NORMAL
& FULL
40H
40H
40H
40H
40H
80H
46H
2FH
Item Name of adjustment
LIN
WID
PARA
CNR
TRAP
HPOS
TCNR
BTNR
V-LINEARITY
PICTURE WIDTH
E-W PARABOLA
EW M CORRECTION
EW TRAPEZIUM
H-POSITION
EW TOP CORNER
EW BOTTOM COR
Preset
NORMAL
& FULL
12H
3DH
15H
17H
3CH
4CH
10H
10H
Table-2
CIRCUIT CHECKS
FBT DETECTION VOLTAGE (C) 20.1 V
Table-3
- 11 -
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet 34HF84.PDF ] | |
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