Panasonic Palmcorder VDR-D50P, Service Manual

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11.4. LCD BACKLIGHT SCHEMATIC DIAGRAM
(VREF)
12
H
11
G
10 9 8 7 6 5 4 3 2 1
F
E
D
C
B
A
:VIDEO MAIN SIGNAL PATH
VDR-D50,D51,D58
LCD BACKLIGHT SCHEMATIC DIAGRAM
NOTE:
DO NOT USE ANY PART NUMBER SHOWN ON
THIS SCHEMATIC DIAGRAM FOR ORDERING.
WHEN YOU ORDER A PART,PLEASE REFER
TO PARTS LIST.
NOTE:
THE MEASUREMENT MODE OF THE DC VOLTAGE ON
THIS DIAGRAM IS STOP MODE. (LCD: ON)
NOTE:
CIRCUIT VOLTAGE AND WAVEFORM DESCRIBED
HEREIN SHALL BE REGARDED AS REFERENCE
INFORMATION WHEN PROBING DEFECT POINT,
BECAUSE IT MAY DIFFER FROM AN ACTUAL MEASURING
VALUE DUE TO DIFFERENCE OF MEASURING
INSTRUMENT AND ITS MEASURING CONDITION
AND PRODUCT ITSELF.
(LCD BACKLIGHT P.C.B.)
(AMP)
TO
SHAFT FPC
FP8101
TO
LCD PANEL
FP8102
0
0
-5.6
0
1.5
1.0
1.1
1.1
1.4
0.3
1.1
1.4
0.3
1.1
1.4
0.3
1.1
1.4
0.3
0.5
0
(BACKLIGHT DRIVE) (BACKLIGHT DRIVE) (BACKLIGHT DRIVE) (BACKLIGHT DRIVE)
MONITOR LCD
BACKLIGHT MONITOR LCD
BACKLIGHT MONITOR LCD
BACKLIGHT MONITOR LCD
BACKLIGHT
VDR-D50P
40