HP S7650
9
4. Adjustment
4-1 Adjustment Conditions And Precautions
1.
Approximately 30 minutes should be allowed for warm up before proceeding.
2. Adjustments should be undertaken only on those necessary elements since most of them have been
carefully preset at the factory.
4-2 Main Adjustments
NO. Function
Location
Designation
1
B + ADJ
PCB - MAIN
VR902
2
SCREEN ADJ
FLY BACK TRANS
T402
3
FOCUS ADJ
FLY BACK TRANS
T402
4
ABL ADJ
PCB - MAIN
IC101
-MENU
PCB - MAIN
<SW101>
- DOWN (-)
PCB - MAIN
<SW103>
- UP (+)
PCB - MAIN
<SW102>
5
FUNCTION ADJ
SELET
PCB - MAIN
<SW104>
4-3 Adjustment Method
1. B + & HV voltage adjustment:
A. Chroma-2000 Signal generator or PC equivalent set mode 1, VGA 640X480 pattern 1.0 .
B. Connect a DC Volt meter between TP902 and ground, then adjust VR902 to be 54.5.0 VDC for CPT
CRT
2. Factory preset Timings Adjustment:
A. Press MENU Key to show OSD window press Up or Down Key to switch the functional controls.
B. Press the Up Key to select the "MORIE" function, then press the SELEC Key. While do not release the
SELEC Key until the OSD window changed to the Factory preset window.
C. The Factory preset window contains the following functional controls. Select one of the control. Then
press the Up/Down Key to adjust its value for the optimum picture.
(The OSD menu for factory preset)
Содержание S7650
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