17
XVM-R70
5-12-6. R Sub Contrast Adjustment
Adjustment Method:
1) Select R SUB CONT from the FOR FACTORY MODE.
2) Connect oscilloscope between TP812 (+) and TP500 (–).
3) Adjust so that the signal level F stands at the specified value
using the
R
and
r
keys on the remote controller.
Specified value: 3.4 ± 0.1 V
Adjustment location: LCD board
5-12-7. B Sub Contrast Adjustment
Adjustment Method:
1) Select B SUB CONT from the FOR FACTORY MODE.
2) Connect oscilloscope between TP810 (+) and TP500 (–).
3) Adjust so that the signal level G stands at the specified value
using the
R
and
r
keys on the remote controller.
Specified value: 3.4 ± 0.1 V
Adjustment location: LCD board
5-12-8.
γ
1 Adjustment
Adjustment Method:
1) Select Gamma1 from the FOR FACTORY MODE.
2) Connect oscilloscope between TP811 (+) and TP500 (–).
3) Adjust so that the signal level H stands at the specified value
using the
R
and
r
keys on the remote controller.
Specified value: 1.9 ± 0.1 V
Adjustment location: LCD board
5-12-9.
γ
2 Adjustment
Adjustment Method:
1) Select Gamma2 from the FOR FACTORY MODE.
2) Connect oscilloscope between TP811 (+) and TP500 (–).
3) Adjust so that the signal level I stands at the specified value us-
ing the
R
and
r
keys on the remote controller.
Specified value: 3.1 ± 0.1 V
Adjustment location: LCD board
5-12-10. VCO Free Run Adjustment
Adjustment Method:
1) Select VCO Free from the FOR FACTOR MODE.
2) Connect frequency counter between TP407 (+) and TP404 (–).
3) Adjust so that the reading on the counter stands at the specified
value using the
R
and
r
keys on the remote controller.
Specified value: 15,734 ± 50 Hz
Adjustment location: LCD board
5-12-11. V POS Adjustment
Adjustment Method:
1) Input mono scope signal from the NTS pattern generator.
2) Select PLL/V POS from the FOR FACTORY MODE.
3) Observe the mono scope screen on the monitor and adjust so that
the screen is vertically symmetrical using the
R
and
r
keys on
the remote controller.
5-12-12. H POS Adjustment
Adjustment Method:
1) Input mono scope signal from the NTS pattern generator.
2) Select H POS from the FOR FACTORY MODE.
3) Observe the mono scope screen on the monitor and adjust so that
the screen is horizontally symmetrical using the
R
and
r
keys
on the remote controller.
F
0V
G
0V
H
0V
I
0V
