Convergence Adjustment; Power Saving Function Inspection - Mitsubishi DPLUS 74SB -BKA Service Manual

13. Convergence Adjustment

CH : Convergence error of horizontal direction
CV : Convergence error of vertical direction
(1) Receive signal 14 (Cross hatch pattern).
(2) Measure convergence error. If it is out of spec, adjust convergence by 4-pole magnets and 6-pole
magnets.
A Zone (A circle 236mm in the center of the CRT face center)
CH, CV : Within 0.25mm
B Zone (Areas outside of zone A within the rectangle of 315mmx236mm)
CH, CV : Within 0.35mm

14. Power Saving Function Inspection

(A) Mode: No.20
(B) Pattern: Full white
(C) Input voltage: AC240V/50Hz
(D) Inspection
1. It should be into power off Mode when the both horizontal sync and vertical sync are disable after
8 seconds. Check the LED color "Orange" and the power consumption must be less than 5W.
2. It should be recovered the normal Mode when the both horizontal sync and vertical sync are enable.
Check the picture is normal and LED color "Green".
A
B
315mm
Cv
236mm
4-9
C
H