Basic Circuit Diagram - Hitachi 27MMV30B Service Manual

lpyoll
GND
Data
CLK
X-Sync
lpvoll
+5v
+5v
BASIC CIRCUIT DIAGRAM
DDC2B Circuit Schematic
-vv--
-..__ .__ ~o,,BJ
I
RYOS
II
47K
-lhl
HZS7B3
nil nh
DYOI DY02
DY03
I
HZS7B3 HZS783 HZS7B3
"103 I"",
a' -
2
LYOI
100
I
PA2 CHASSIS BLOCK DIAGRAM
PRODUCT SAFETY NOTE: Components marked with a A and shaded have special characteristics important to
safety. Before replacing any of these components, read carrefully the PRODUCT SAFETY NOTICE of this Service
Manual. Don't degrade the safety of the receiver through improper servicing.
l
All DC voltage to be measured with a tester (100kWV). Voltage taken on a complex color bar signal including
a standard color bar signal.
l
Since this is a basic circuit diagram, the value of the parts is subject to be altered for improvement.
8