Panasonic CT-Z1425 User Manual

Service Manual
Main Manual
© 2005 Panasonic Corporation of North America.
All rights reserved. Unauthorized copying
and distribution is a violation of law.
ORDER NO. MTNC050310C3
B01
Color Television
Chassis
TMC573
This service manual is issued as a service guide for the model listed above.
Included in this manual are a set of schematic, block diagrams, functional descriptions, alignment procedures,
disassembly procedures and a complete parts list.
“WARNING! This Service Manual is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to
service or repair the product or products dealt with in this Service Manual by anyone else could result in serious injury or death.”
The service technician is required to read and follow the “Safety Precautions” and “Important Safety Notice” in this Main Manual.
Panasonic
Models
CT-Z1425
'CT-Z1425
'CT-Z1425

Panasonic CT-Z1425 Specifications

General

Screen Size	14 inches
Display Type	CRT
Aspect Ratio	4:3
Inputs	Composite video, RF
Resolution	Not available

Summary

Important Safety Notice

General Guidelines

Safety Precautions

Essential safety measures for servicing.

Leakage Current Cold Check

Procedure to check for electrical leakage.

Leakage Current Hot Check

Procedure to check for electrical leakage while powered.

X-ray Radiation

Warning and precautions regarding X-ray radiation.

Service Notes

Leadless Chip Component (surface mount)

Information on replacing surface-mount components.

Component Removal

Chip Component Installation

How to Replace Flat-IC

Detailed instructions for replacing flat integrated circuits.

DISASSEMBLY INSTRUCTIONS

REMOVAL OF ANODE CAP

Step-by-step guide for anode cap removal.

INSTALLATION

NOTE FOR THE REMOVAL OF THE MAIN PCB

Instructions for removing the main PCB.

SERVICE MODE LIST

CONFIRMATION OF HOURS USED

WHEN REPLACING EEPROM (MEMORY) IC

Steps for replacing the EEPROM IC.

ELECTRICAL ADJUSTMENTS

BEFORE MAKING ELECTRICAL ADJUSTMENTS

Prerequisites and precautions for adjustments.

On-Screen Display Adjustment

BASIC ADJUSTMENTS

Fundamental electrical adjustments.

CUT OFF (RF)

Adjusting the cut-off point for RF signals.

FOCUS (RF)

WHITE BALANCE (RF)

Adjusting white balance for RF signals.

SUB TINT/SUB COLOR (RF, AV)

Adjusting tint and color for RF and AV inputs.

OSD HORIZONTAL (RF)

BRIGHT MANUAL (RF, AV)

SUB CONTRAST (RF, AV)

PURITY AND CONVERGENCE ADJUSTMENTS

Adjusting picture purity and convergence.

STATIC CONVERGENCE (ROUGH ADJUSTMENT)

Initial static convergence adjustments.

PURITY

Adjusting color purity on the screen.

STATIC CONVERGENCE

Fine-tuning static convergence.

DYNAMIC CONVERGENCE

Adjusting dynamic convergence.

ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION)

MICON/CHROMA/TUNER SCHEMATIC DIAGRAM

TV POWER SCHEMATIC DIAGRAM

DEFLECTION/CRT SCHEMATIC DIAGRAM

SOUND/AV SCHEMATIC DIAGRAM

ELECTRICAL REPLACEMENT PARTS LIST

RESISTORS

CAPACITORS

DIODES

List of replacement diodes.

TRANSISTORS

List of replacement transistors.

COILS & TRANSFORMERS

P.C.BOARD ASSEMBLIES