Sanyo PLV-Z4 Service Manual

FILE NO.
SERVICE MANUAL
Multimedia Projector
REFERENCE NO. SM5110744-00
PRODUCT CODE :
PLV-Z4 1 122 316 00 (M4WA)
PLV-Z4 1 122 317 00 (P4WA)
PLV-Z4 1 122 317 02 (P4WC)
Original Version
MODEL NO. PLV-Z4
Chassis No. M4W-Z400
NOTE: Match the Chassis No. on the rating
sheet on the cabinet with the Chassis
No. in the Service Manual.
If the Original Version Service
Manual Chassis No. does not match
the unites, additional Service
Literature is required. You must refer
to “Notices” to the Original Service
Manual prior to servicing the unit.
(U.S.A., Canada, Europe
Asia, Africa, U.K.)

Sanyo PLV-Z4 Specifications

General

Brand	Sanyo
Model	PLV-Z4
Category	Projector
Language	English

Summary

Safety Instructions

Service Personnel Warning

Warning for service personnel regarding lamp, UV radiation, and high voltages.

Product Safety Notice

Notice regarding safety-significant replacement parts indicated by a mark.

Circuit Protections

Fuse Protection

Details about the projector's fuse, its part number, and replacement procedure.

Thermal Switch Protection

Information on the thermal switch (SW902) that prevents internal temperature rise.

Lamp Cover Switch Protection

Slide Shutter Door Switches

Temperature and Power Failure Protection

Details how the projector turns off due to high temperature or power supply failure.

Lamp Replacement

Lamp Handling Precautions

Crucial safety guidelines for handling the high-pressure lamp to prevent accidents and injuries.

Mechanical Disassemblies

Cabinet Top Assembly Removal

Main Board Removal

Main Power Assembly Removal

Optical Base Lamp Assembly Removal

Lamp Assembly and Filter Removal

Optical Unit Removal

Procedure for removing the optical unit and spacer sheet bottom.

Optical Parts Disassemblies

Lens Shift Panel Removal

Integrator Lens Assembly Removal

LCD Panel/Prism Assembly Removal

Procedure for removing the LCD panel/Prism assembly, including spacer and shield cover.

LCD Panel/Prism Assembly Replacement Notice

Important notice stating LCD panels cannot be replaced separately and require whole assembly replacement.

Projection Lens Assembly Removal

Lamp Iris Unit and Relay Lens Assembly Removal

LCD Panel/Prism Assembly Types Note

Adjustments After Parts Replacement

Memory IC Replacement

Information about IC1391 storing service adjustments and the need for re-adjustments upon replacement.

Optical Adjustment

Relay Lens Adjustment

Procedure for adjusting the relay lens, requiring specific tools and handling of connectors.

Contrast Adjustment (Polarized Glass-R)

Steps for adjusting contrast for polarized glass-R, involving loosening screws and adjusting slots.

Contrast Adjustment (Optical Filter-WV)

Procedure for adjusting contrast for the optical filter (WV-IN) green component.

Integrator Lens Adjustment - 1

Instructions for adjusting the integrator lens to correct color shading on the screen.

Contrast Adjustment (Polarized Glass-G,B)

Steps for adjusting contrast for polarized glass-G and -B components.

Optical Adjustment Preparation

Integrator Lens Adjustment - 1 Details

Detailed procedure for adjusting integrator lens slots E and F to correct color shading.

Integrator Lens Focus Adjustment

Relay Lens Adjustment Details

Detailed procedure for adjusting relay lens slots G and H to equalize cyan and magenta widths.

Integrator Lens Adjustment - 2 Details

Adjusting integrator lens slots F and E for color uniformity in white, and tightening screws.

Contrast Adjustment (Polarized Glass-G,B) Steps

Detailed steps for adjusting contrast on polarized glass-G and -B for darkest brightness.

Contrast Adjustment (Polarized Glass-R) Steps

Detailed steps for adjusting contrast on polarized glass-R, including un-uniformity correction.

Contrast Adjustment (Optical filter WV-IN) Steps

Steps for adjusting contrast on the optical filter (WV-IN) for uniform black.

Electrical Adjustment

Service Adjustment Menu Operation

Guide on entering, operating, and exiting the projector's service adjustment menu.

Circuit Adjustment Caution

Fan Minimum Voltage Adjustment

Procedure to adjust the fan minimum output voltage by changing data values in service mode.

Iris Adjustment

Procedure for readjusting the lamp iris after replacement using service mode data value change.

Video Signal Center Adjustment

Adjusting video signal center voltage (VMID) by changing data values in service mode.

Reference Adjustment

Adjusting video signal reference voltage (VREF) by changing data values in service mode.

Sub Gain Adjustment

Adjusting waveform amplitude to minimum using oscilloscope and service mode data.

Common Center Adjustment

Adjusting for minimum flicker per color by changing data values in service mode.

Panel Luminance Adjustment [PC]

White Balance Adjustment [PC]

Panel Luminance Adjustment (Pure Cinema)

White Balance Adjustment (Pure Cinema)

Panel Luminance Adjustment (Creative Cinema)

White Balance Adjustment (Creative Cinema)

White Uniformity Adjustment Note

Service Adjustment Data Table

Table listing initial values, ranges, and input sources for various service adjustments.