XMM-R5WL, XVM-F65WL - Sony Car Audio Service Manual (repair manual). Page 15

15

5-12-7. B Sub Contrast Adjustment
Adjustment Method:
1) Select B SUB CONT from the FOR FACTORY MODE.
2) Connect oscilloscope between TP715 (+) and TP710 (–).
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: 3.8 

± 0.1 V

Adjustment location: Monitor board

5-12-8. γ 1 Adjustment
Adjustment Method:
1) Select Gamma1 from the FOR FACTORY MODE.
2) Connect oscilloscope between TP714 (+) and TP710 (–).
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: 2.1 

± 0.15 V

Adjustment location: Monitor board

5-12-9. γ 2 Adjustment
Adjustment Method:
1) Select Gamma2 from the FOR FACTORY MODE.
2) Connect oscilloscope between TP714 (+) and TP710 (–).
3) Adjust so that the signal level I stands at the specified value

using the   

R

   and   

r

   keys on the remote controller.

Specified value: 3.6 

± 0.15 V

Adjustment location: Monitor board

5-12-10. VCO Free Run Adjustment
Adjustment Method:
1) Select VCO Free Run from the FOR FACTOR MODE.
2) Connect frequency counter between TP508 (+) and TP504 (–).
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: Monitor board

5-12-11. V POS Adjustment
Adjustment Method:
1) Input mono scope signal from the NTSC 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 NTSC 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.

G

0V

H

0V

I

0V