Panasonic Digital Palmcoder PalmSight PV-DV100, Руководство по обслуживанию

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Check if the voltage is +5V at Pin 1
of P901 on Color EVF A C.B.A. Check D951 (Backlight) on Color
EVF B C.B.A.
Check EVF LCD Panel Unit.
OK
Pin 1 of IC901 on
Color EVF A C.B.A.
NG
Check L903 and C921 on Color EVF
A C.B.A.
Check voltage at Pin 18, 25, 43, and
44 of IC901 on Color EVF A C.B.A.
OK
NG Check L904, L901, and surrounding
parts on Color EVF A C.B.A.
NG
Check IC3001 on Main C.B.A.,
C910, C913, C914, R909, R910,
R911, and surrounding parts on
Color EVF A C.B.A.
OK
Check signal at Pin 1, 2, 48 of IC901
on Color EVF A C.B.A.
OK
4. No Picture in the Color EVF Monitor
Pin 2 of IC901 on
Color EVF A C.B.A. Pin 48 of IC901 on
Color EVF A C.B.A. TP901 on
Color EVF A C.B.A. TP902 on
Color EVF A C.B.A. TP903 on
Color EVF A C.B.A.
Pin 18:
Pin 25:
Pin 43:
Pin 44: +12V
+3V
+3V
+3V
Pin 1:
Pin 2:
Pin 48: Blue signal
Red signal
Green signal
NG
Check R941, R942, R943, and
surrounding parts on Color EVF A
C.B.A.
OK
Check signal at Pin 37, 38, 39 of
IC901 on Color EVF A C.B.A.
Pin 37:
Pin 38:
Pin 39: EVF CS
Serial Clock
Serial Data
NG Check IC901 and surrounding parts
on Color EVF A C.B.A.
OK
Check signal at TP901, TP902,
TP903 on Color EVF A C.B.A.
TP901:
TP902:
TP903: Green signal
Red signal
Blue signal