Read Sharp LL-T1815 (serv.man6) Service Manual online
PC-UM10M
LL-T1815-H/B WAVE FORM
5 – 2
WAVE FORM4 : HSYNC (LD11)
Frequency:
80kHz
Display screen: Arbitrary
2V/DIV, 5
µ
s/DIV
WAVE FORM5 : LCD CLK (LD20)
Frequency:
54MHz
Display screen: Arbitrary
2V/DIV, 10ns/DIV
WAVE FORM6 : LCD DE (LD21)
Frequency:
64Hz
Display screen: Arbitrary
2V/DIV, 5
µ
s/DIV
WAVE FORM7 : LVDS CK (
IC23's 29, 30, 41, 42PIN
)
Frequency:
54kHz
Display screen: Arbitrary
500mV/DIV, 10ns/DIV
WAVE FORM8 : LCD DATA (RN1 - RN12)
Display screen: Pattern in every 2 lines of black and
white
2V/DIV, 4
µ
s/DIV
GND
GND
GND
GND
GND
GND
WAVE FORM9 : LCD DATA(RN1 - RN12)
Display screen: Pattern in every 2 lines of
black and white
2V/DIV, 20ns/DIV
Enlarged
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