Toshiba 34AX9UH Service Manual page 15

Table of Contents

Advertisement

Input/output points
Adjusting parts
Adjusting parts
Visual adjustment by
Horizontal ampli-
patterns (Bus control)
tude adjustment
Adjustment on the
corrected number
of pin distortion
Adjustment on the
corrected number
of trapezoidal dis-
tortion
Visual adjustment by
H. CENT
patterns (Bus control)
Visual adjustment by
HEIGHT
patterns (Bus control)
VERT.POSITION
C.CRT adjusting mag-
V901
netic field
Adjusting signals
Adjusting conditions and procedures
WG Phillips pattern
1 Conditions: These are to be Cont max, Bright cent, Color
cent, and DFS modes after adjusting V.HEIGHT, VERT
Do not use the Phillips
POSITION, and H.CENT.
pattern of FRANCE
2 Adjusting procedures
SECAM.
a. Turn the geomagnetism correction circuit OFF (cursor
= 00).
b. Adjust the horizontal amplitude by Sub Address WID.
Make sure that the left and right white flags are hidden
to the utmost possible limit.
c. Turn the left and right vertical bars into straight lines by
Sub Address PARA.
d. Correct the trapezoid distortion by Sub Address TRAP.
e. Adjust Sub Address WID again.
WG Phillips pattern
1 Conditions: Cont max, Bright cent, Color cent, and DFS
modes
Do not use the Phillips
2 Adjusting procedures
pattern of FRANCE
a Turn the geomagnetism correction circuit OFF (cursor
SECAM.
= 00).
b Adjust Sub Address HPOS and adjust the screen cen-
ter.
(Minimize D-C in the CRT adjusting magnetic field)
WG Phillips pattern
1. Conditions: Cont max, Bright cent, Color cent, and DFS
modes
Do not use the Phillips
2. Adjusting procedures
pattern of FRANCE
a. Turn the geomagnetism correction circuit OFF (cursor
SECAM.
= 00).
b. Adjust the V. Position to the center by Sub Address
VPOS so that the up-and-down positions of the Phillips
Pattern's circle will come to the center.
c. Adjust HEIGHT by Sub Address HIT so that the up-
and-down flags of Phillips Pattern can be hidden to the
utmost possible limit.
d. Adjustment is to be made facing south or north. If it is
impossible to do so, offset the adjustment by geomag-
netism.
Magnetic field UC/UM(BV=35µT)
– 15 –
UH/UE (BV=0µΤ)(BH=40µΤ)
UA (BV=–50µΤ)(BH=25µΤ)
UR (BV=45µΤ)(BH=20µΤ)
UG (BV=30µΤ)(BH=35µΤ)
UK (BV=35µΤ)(BH=30µΤ)

Advertisement

Table of Contents
loading

This manual is also suitable for:

34ax9ue

Table of Contents