Toshiba Satellite M45, Руководство по обслуживанию

Страница: 36 / 94

4-2. SERVO/VIDEO SECTION ADJUSTMENT
I.
Head Switching Point
I) “PB”, Alignment tape color bars.
TP202 (H’D S/W), out) VR201.
Connect an oscilloscope’s CH-1 to TP202 fo
triggering and CH-2 to TP802.
Adjust VR201 so that the head switching pc
is positioned 6.5 + from the V-SYNC
edge as shown.
SWITCHING POINT
nt
!. CCD COMB
Mode), color bar signal.
IN jack on the rear panel)
D308 VR301.
Push the “LINE IN” button on the remote
control to receive LINE signal
Connect an oscilloscope’s CH-1 to D308 and
the VCR to REC mode.
Adjust VR301 to make minimum color portion
on the color bar signal.
Before Adjust
color
noise
After Adjust
(Main PCB-Top Side)
4-3