Read Sharp LC-15E1E (serv.man3) Service Manual online
LC-13E1E
LC-15E1E
LC-15E1E
18
TROUBLE SHOOTING TABLE
(Continued)
No picture (3)
Check all the settings microprocessor
’s adjust process menu.
Is output of
R0~R7
normal?
Is output of
G0~G7
normal?
Is output of
B0~B7
normal?
Yes
Yes
No
No
No
Colour is
unusual
Is in/output of
SPIO and
SPOI normal?
No
No picture
image
inversion
No
Gradation
defect
Is output of U/D
normal?
Yes
No
Check R1202 and
its peripheral parts.
Check R1209 and
its peripheral parts.
Check IC1206,
IC1207, Q1201 and
their peripheral
Check R1203 and
its peripheral parts.
Check R1204 and
its peripheral parts.
Is output V0, V7, V17,
V21, V32, V64, V112,
V176, V235 and
V255 normal?
Check IC1106,
IC1107, IC1108,
IC1114, IC1115 and
their peripheral parts.
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