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Summary of Contents for Mitsubishi Electric WS-55859

  • Page 1 Service Manual • Ω • Ω Ω • • Ω • Ω Ω Ω Ω Ω Ω Ω • • Ω Ω •...
  • Page 6 1. Cold Check 2. Hot Check ...Use the circuit shown below to perform the hot check test.
  • Page 21 Monoscope Signal 100% Split-.ield Color Bars (100% window)
  • Page 23: Led Indicator Diagnostics

    MODELS: WS-55859 / WS-55909 / WS-65869 / WS-65909 / WS-73909 C. A/V Memory Each of the external inputs has its’ own Audio/Video Memory. A change in an A/V setting at a specific input is stored in memory for that specific input.
  • Page 24 Adjustment .unctions Adjustment .unction Name Changes...
  • Page 25 • • • • • • • •...
  • Page 26 • • • • • • • • •...
  • Page 30 DT pin 3 - HV Adjust DT pin 6 - Ground DT pin 7 - 12 Volts DT pin 8 - ACL EA pin 1 - Sub Picture (Y) EA pin 15 - Main Picture (Y) EB pin 5 - POP (Cr) ST pin 12 - Left Audio ST pin 16 - Right Audio TP6(R, G or B) - CRT Cathode...
  • Page 31 Adjustment 2 (Stereo Separation) must be performed after this adjustment) This adjustment must follow Adjustment 1 (Input Level)
  • Page 32 This adjustment must be rechecked following Adjustment 9 CRT Cutoff. This adjustment must be performed if E2RESET or Convergence E2RESET are activated.
  • Page 33 Let the set run for at least one minute before making this adjustment.
  • Page 34 White Balance must be performed after this adjustment.
  • Page 37 This adjustment must be done before Electrostatic .ocus. Perform this adjustment for RED, GREEN, and BLUE monochrome pictures. Attach a white paper to the screen center. During adjustment, observe the picture on the screen from inside for easier adjustment.
  • Page 38 This adjustment must be performed after the Sub Contrast adjustment. This adjustment must be performed before Static .ocus Adjustment...
  • Page 39 This procedure is usually only necessary if an E2PROM is replaced in the TV Control, DM or Convergence circuits.
  • Page 41 Deflection Circuit Geometry must be performed before this adjustment. f an HD signal is not available, select Ant-DTV, with no signal, as the source.
  • Page 43 If center convergence shifts, use red and blue Items “0 HSTA” and “1 VSTA” to correct the shift. f an HD signal is not available, select Ant-DTV, with no signal, as the source.
  • Page 44 f an HD signal is not available, select Ant-DTV, with no signal, as the source.
  • Page 48 [#] Model Legend: (1) WS-55859, (2) WS-55909, (3) WS-65869, (4) WS-65909, (5) WS-73909...
  • Page 49 [#] Model Legend: (1) WS-55859, (2) WS-55909, (3) WS-65869, (4) WS-65909, (5) WS-73909...
  • Page 50 [#] Model Legend: (1) WS-55859, (2) WS-55909, (3) WS-65869, (4) WS-65909, (5) WS-73909...
  • Page 51 [#] Model Legend: (1) WS-55859, (2) WS-55909, (3) WS-65869, (4) WS-65909, (5) WS-73909...
  • Page 52 [#] Model Legend: (1) WS-55859, (2) WS-55909, (3) WS-65869, (4) WS-65909, (5) WS-73909...
  • Page 53 [#] Model Legend: (1) WS-55859, (2) WS-55909, (3) WS-65869, (4) WS-65909, (5) WS-73909...
  • Page 54 [#] Model Legend: (1) WS-55859, (2) WS-55909, (3) WS-65869, (4) WS-65909, (5) WS-73909...
  • Page 55 [#] Model Legend: (1) WS-55859, (2) WS-55909, (3) WS-65869, (4) WS-65909, (5) WS-73909...
  • Page 56 [#] Model Legend: (1) WS-55859, (2) WS-55909, (3) WS-65869, (4) WS-65909, (5) WS-73909...
  • Page 57 [#] Model Legend: (1) WS-55859, (2) WS-55909, (3) WS-65869, (4) WS-65909, (5) WS-73909...
  • Page 58 [#] Model Legend: (1) WS-55859, (2) WS-55909, (3) WS-65869, (4) WS-65909, (5) WS-73909...
  • Page 59 [#] Model Legend: (1) WS-55859, (2) WS-55909, (3) WS-65869, (4) WS-65909, (5) WS-73909...
  • Page 60 [#] Model Legend: (1) WS-55859, (2) WS-55909, (3) WS-65869, (4) WS-65909, (5) WS-73909...
  • Page 71: Part 2 Schematic Diagrams

    Ser vice vice vice 2001 2001 2001 2001 2001 Manual Manual Manual Manual Manual MITSUBISHI ELECTRIC PROJECTION TELEVISION V19 / V19+ CHASSIS V19+ MODELS MODELS WS-55859 WS-55909 WS-65869 WS-65909 WS-73909 WS-65869 CAUTION: Before servicing this chassis, it is important that the service person read the "SAFETY PRECAUTIONS" and "PRODUCT SAFETY NOTICE"...

This manual is also suitable for:

Ws-65869Ws-73909Ws-55909Ws-65909