Service Manuals, User Guides, Schematic Diagrams or docs for : . Rare and Ancient Equipment PROFILO TV PT90 NEAT tv_chassis_pt90_neat

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SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL   PT-90
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL   NEAT
SERVICE MANUAL
SERVICE MANUAL   CHASSIS
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
SERVICE MANUAL
                 Modification reserved
                                                                                                         PT 90 NEAT Service Manual




CONTENTS
                                                                                                                        PAGE
  Assembling/Disassembling
  Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
  1. Technical Specs. Connectors
       and Chassis Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
  2. Safety Instructions and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
  3. Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
  4. Supply Voltage Diagram                  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
  5. I-C Bus Interconnection Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
  6. Fault Tracing Diag. for Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
  7. Chassis Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
  8. Service Menu And Basic Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14
  8.1 Option Bytes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
       8.2 Geometry Adj. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
       8.3 G2 Adjust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
       8.4 Video . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
       8.5 Tune / IF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
       8.6 Hotel Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
       8.7 System Voltage Adj.                         . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
  9. DVD Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
       9.1 Safety And Handling Precautions                                               . . . . . . . . . . . . . . . . . . . .17
       9.2 Mech. And Elec.                               . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
  10. Block Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
       TV Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
       DVD Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
  11. Description Of Ics            . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
       TV Part . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
       DVD Part . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60




                                                            3
PT 90 NEAT Service Manual




ASSEMBLING /
DISASSEMBLING PROCEDURE
Disassembly procedure is explained as below. Before dis-                    CRT drive module must be grounded via mass
assembling the TV set please read the safety instructions                cable.
and warning parts of the service manual.                                    Grounding must be completed between loader and
                                                                         chassis via soldering cable between tuner and loader.



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