Toshiba 42WP36P Service Manual page 26

OSD Problem
Disappear an
OSD
Unusual color
Check digital RGB
outputs (QF01)
Pin 6 to 10 for B
Pin 78 to 81, 90 for R
Pin 92 to 97 for G
Are all pins OK?
NO
Yellow stripe with yellow scrolling bars
Check the program
ROM (QF14)
YES
Check a YS signal
Check HD and VD
YES
Check the RGB
processor board
OK
Check pixel clock
OK
at pin 77 of QF01
NG
signal
Check digital RGB
Pin 78 to 81, 90 for R
Pin 92 to 97 for G
– 28 –
NG
OK
processor board
OK
outputs (QF01)
Pin 6 to 10 for B
OK
OK
NG
Change the M2/
TEXT board
Check the RGB