If 2.GEOMETRY is selected, a half image or a full image can be displayed in rotation if
button 8 is pressed.
If 3.PICTURE is selected, a horizontal line can be displayed or removed if button 0 is
pressed.
VCO 03 corresponds to IF 38.0MHz.
S correction is adjusted according to the curvature of the kinescope, and kinescopes of
the same model have the same S correction value.
Geometry correction will be automatically classified according to the 50/60 systems
currently recognized.
Maintenance menu 1 IF Adjustment (Table 7)
Item
Specifications
Range
Default
Value
Remark
AGC RF AGC delay
0~3FH
14
VCO Intermediate
frequency
correction
0~5
02
Not adjustable
YDL Y delay compensation TV
0~8
04
Not adjustable
Maintenance menu 2 GEOMETRY (Table 8)
Item
Specifications
Range
Default
Value
Remark
PSL/NSL
Field pitch correction
0~3FH
PVS/NVS
Field center correction
0~3FH
PVA/NVA
Field range correction
0~3FH
PHS/NHS
Line center correction
0~3FH
PEW/NEW
Line width correction
0~3FH
PEP/NEP
Pincushion correction
0~3FH
PEC/NEC
4-corner distortion correction
0~3FH
PET/NET
Trapezium correction
0~3FH
PSC/NSC
Field S correction
0~3FH
Maintenance menu 3 PICTURE (Table 9)
Item
Specifications
Range
Default
Value
Remark
RG
R pumping
0~3FH
GG
G pumping
0~3FH
BG
B pumping
0~3FH
SBT
Secondary brightness
0~3FH
3A
SCT
Secondary contrast
0~3FH
3A
SCR
Secondary chroma
0~3FH
3A
STT
N secondary tonality
0~3FH
3A
CDL
Cathode drive level
0~07H
85
24
