Introduction - Hitachi 50VS69A Service Manual

INTRODUCTION

The LC6x are LCD-based rear projection TV receiver. The LC6x are optimized for high
definition and standard definition video signals. These include video enhancement
functions (luminance and chroma transient improvement, noise reduction system), PinP/
PoutP/ Multi-windowed picture function. It combines the video signal processing electronics,
high contrast ratio) optical engine and high intensity UHP lamp enclosed in the slim &
compact designed plastic cabinet. These also include ATSC receiver and POD function.
The differences between each set are shown below.
This HITACHI Service Manual is intended for the qualified service personnel and it contains
the necessary information for troubleshooting the LCD Rear Projection Television set in case of malfunction.
No. Model name
1 62VS69A
2 55VS69A
3 50VS69A
These incorporate cooling fan system to prevent from overheating.
POWER RATINGS:
The power consumption in stand-by mode should not exceed the value shown below.
No. MODEL
NAME
1 62VS69A
2 55VS69A
3 50VS69A
*1) It s hould be ≤ 15W to c om ply with E nergy Star
*2) It s hould be ≤ 1.0W to c om ply wit h Energy Star
TABLE OF CONTENTS
ATSC POD IEEE1394
X X
X X
X X
Maximum rating Averag e
rating [W]
[W] [A]
177 2.8
177 2.8
177 2.8
V-CHIPS
RS232C
/5C
– X X
– X X
– X X
POD Stand-by
[W] [W]
* 1 )
171 14.9
171 14.9
171 14.9
11
LC67
C hassi s
* 2 )
LC67
0.6
LC67
0.6
LC67
0.6