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CONFIDENTIAL
PDP-026-1(Module Format)
Issues:Nov.07.03
Version:1.0

50" PDP
SERVICE MANUAL
MODEL: GTW-P50M503
PANEL:Samsung (VVES50HW-XD01--)
CONTENTS

1. IMPORTANT SAFETY PRECAUTIONS ... .... ... ..1-2

2. SPECIFICATION ... ... ... ... ... ... ... ... ... ... ... ... .... .2-9

3. FACTORY & ELECTRONIC ADJUSTMENT... ... ...3-6

4. BLOCK DIAGRAM ... ... ... ... ... ... ... ... ... ... ... ... ...4-3

5. TROUBLE SHOOTING GUIDES ... ... ... ... ... ... .... .5-6

6. B.O.M. OF BOARD ASSEMBLY ...... ... .... ... ...... .6-16

7. P.C. BOARD TOP VIEW ..... ... ... ... ... ... ... ... ... ...7-9

8. ELECTRONIC MODULE LIST ... ... ... ... ... ... ... ...8-1

9. EXPLODED VIEW ... ... ... ... ... ... ... ... ... ... ... ... ...9-1

10.PACKAGING LIST ... ... ... ... ..... ... ... ... ... ... ..... 10-1
IMPORTANT SAFETY PRECAUTIONS VER1.0

1. Before returning an instrument to the customer, always make a safety check of the entire instrument,
including, but not limited to, the following items.
a. Be sure that no built-in protective devices are defective and/or have been defeated during servicing. (1)
Protective shields are provided on this chassis to protect both the technician and the customer. Correctly
replace all missing protective shields, including any removed for servicing convenience. (2) When reinstalling
the chassis and/or other assembly in the cabinet, be sure to put back in place all protective devices, including,
but not limited to, nonmetallic control knobs, insulating fish papers, adjustment and compartment
covers/shields, and isolation resistor/capacitor networks. Do not operate this instrument or permit it to be
operated without all protective devices correctly installed and functioning.
b. Be sure that there are no cabinet openings through which an adult or child might be able to insert their
fingers and contact a hazardous voltage, Such opening include, but are not limited to, (1) spacing between
the picture tube and the cabinet mask, (2) excessively wide cabinet ventilation slots, and (3) an improperly
fitted and/or incorrectly secured cabinet back cover.
c. Leakage Current Hot Check