Hitachi P42H401A Service Manual

SERVICE MANUAL
This ADDENDUM is made due to the new models P42H401A (DW3C), P42T501A (DW3C) and P42H4011A (DW3C).
They are different to models P42H401 (DW3C), P42T501 (DW3C) and P42H4011 (DW3C). The Main difference is the
Panel, the "A" models use "AE1V" Plasma Panel and the non "A" H/T Models use "A5" & "AE1" Plasma Panel.
Dimensions of both Family models are SAME.
Refer to Service Manual PA0225 when servicing "A" models in regards to other adjustments not covered in this addendum.
This ADDENDUM indicates only the differences and special considerations to be taken when servicing the "A" models.
CONNECTOR DIAGRAMS ...................................................................................... 2
FINAL WIRING DIAGRAM ....................................................................................... 3
PARTS LIST DIFFERENCE ..................................................................................... 4
PWBs "TOP LAYER" ............................................................................................... 5
PANEL PWBs .......................................................................................................... 6
CONNECTOR PART NUMBERS ............................................................................ 7
QUICK REFERENCE PARTS LIST ......................................................................... 8
BLOCK DIAGRAM (DIGITAL MODULE) .................................................................. 9
These servicing instructions are for use by qualified service personnel only. To reduce the risk of
CAUTION:
Electric shock do not perform any servicing other than that contained in the operating instructions
Unless you are qualified to do so. Before servicing this chassis, it is important that the service
Technician read the "IMPORTANT SAFETY INSTRUCTIONS" in this service manual.
Components having special safety characteristics are identified by a ! on the schematics and on the parts list in this
Service Data and its supplements and bulletins. Before servicing the chassis, it is important that the service technician
Read and follow the "Important Safety Instructions" in this Service Manual.
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
Version 0232-5
SEPTEMBER 2007
TO GO TO A CHAPTER, CLICK ON ITS HEADING BELOW
CONTENTS
(Page 4) Previous Update Corrected Part Numbers for PWB Quick Reference List
(Page 4) Updated Jan 18, 2008 Added Part Numbers for Bezel Assemblies
(Page 5) Updated Nov 30, 07 Corrected Part Numbers for Digi-Main and Added PWB Layout
(Page 6) Updated Dec 11, 07 Added Part Numbers for Logic PWB
(Page 9) Added Feb 09, 08. Added Digital Module (Digi-Main) Block Diagram
SAFETY NOTICE
USE ISOLATION TRANSFORMER WHEN SERVICING
PLASMA DISPLAY PANEL
PA No. 0232
P42H401A / DW3-C
P42H4011A / DW3-C
P42T501A / DW3-C
R/C: CLU-4371UG2 p/n HL02075
R/C: CLU-4372UG2 p/n HL02076
R/C: CLU-4371A p/n HL02401
HHEA-MANUFACTURING DIVISION
P42H401A
P42H4011A
P42T501A
Updated Jan 18, 08
Updated Nov 30, 07
Updated Dec 11, 07
Added Feb 09, 08