DOWNLOAD Sharp PG-B10S (serv.man17) Service Manual ↓ Size: 12.42 KB | Pages: 6 in PDF or view online for FREE

Model
PG-B10S (serv.man17)
Pages
6
Size
12.42 KB
Type
PDF
Document
Service Manual
Brand
Device
Projector / (13) Troubleshooting
File
pg-b10s-sm17.pdf
Date
PREV: Sharp PG-B10S (serv.man16) Service Manual

Sharp PG-B10S (serv.man17) Service Manual ▷ View online

41
PG-B10S
NO
YES
NO
NO
YES
NO
NO
YES
NO
Checking the RGB 
signals
Are there RIN2-RIN9, 
GIN2-GIN9 and BIN2-
BIN9 input signals at 
IC1401?
Check IC8003 and its 
peripheral circuits.
Are there RGB gradation 
signals at pins (43), (48) and 
(54) of IC6004?
Check Q3008, Q3012, 
Q3016 and their peripheral 
circuits.
YES
Are there input signals at 
pins (70) thru (79) of 
IC1101, IC1201 and 
IC1301?
Are there input signals at 
pins (7) thru (12) of 
SC1101, SC1201 and 
SC1301?
Check IC1401 and its 
peripheral circuits.
Check IC1101, IC1201, 
IC1301 and their 
peripheral circuits.
YES
Are there input signals at 
pins (6) and (24) of 
SC1101, SC1201 and 
SC1301?
Check IC1505, IC1501, 
IC1503 and their 
peripheral circuits.
Are there input signals at 
pins (5) and (25) of 
SC1101, SC1201 and 
SC1301?
Check IC1101, IC1201, 
IC1301 and their peripheral 
circuits.
YES
Check the LCD panel 
connections.
If both the video and 
onscreen display fail to 
appear, replace the LCD 
panels.
42
PG-B10S
YES
NO
Checking the S-Video 
signals
Is there specified voltage 
at the EA connector?
Is there S-Video input 
signal at pins (71) and (75) 
of IC3001?
Check IC3001 and its 
peripheral circuits.
Go to "Checking the 
power unit".
NO
Check the S-Video 
terminal and its peripheral 
circuits.
YES
NO
Checking the Video 
signals
Is there specified voltage 
at the EA connector?
Go to "Checking the power 
unit".
YES
NO
Is there Video input signal 
at pin (73) of IC3001?
Check the Video terminal 
and its peripheral circuits.
Check IC3001 and its 
peripheral circuits.
42
PG-B10S
YES
NO
Checking the S-Video 
signals
Is there specified voltage 
at the EA connector?
Is there S-Video input 
signal at pins (71) and (75) 
of IC3001?
Check IC3001 and its 
peripheral circuits.
Go to "Checking the 
power unit".
NO
Check the S-Video 
terminal and its peripheral 
circuits.
YES
NO
Checking the Video 
signals
Is there specified voltage 
at the EA connector?
Go to "Checking the power 
unit".
YES
NO
Is there Video input signal 
at pin (73) of IC3001?
Check the Video terminal 
and its peripheral circuits.
Check IC3001 and its 
peripheral circuits.
42
PG-B10S
YES
NO
Checking the S-Video 
signals
Is there specified voltage 
at the EA connector?
Is there S-Video input 
signal at pins (71) and (75) 
of IC3001?
Check IC3001 and its 
peripheral circuits.
Go to "Checking the 
power unit".
NO
Check the S-Video 
terminal and its peripheral 
circuits.
YES
NO
Checking the Video 
signals
Is there specified voltage 
at the EA connector?
Go to "Checking the power 
unit".
YES
NO
Is there Video input signal 
at pin (73) of IC3001?
Check the Video terminal 
and its peripheral circuits.
Check IC3001 and its 
peripheral circuits.
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