Panasonic TX-32LX70F User Manual

Service Manual
Colour LCD Television
TX-32LX70F
TX-32LX70L
TX-32LX70P
TX-26LX70F
TX-26LX70L
TX-26LX70P
LH64 Chassis
Specifications
(Informations in brackets [ ] refers to model 26”)
Power Source: 220-240V AC, 50/60Hz
Power Consumption 134W [100W]
Stand-by Power Consumption: 0.4W
Aerial Impedance: 75Ω unbalanced, Coaxial Type
Receiving System: LX70L LX70F, LX70P
PAL-I, PAL-I/H, B/G, D/K,
PAL-525/60 (AV only) SECAM B/G, D/K, L/L’
M.NTSC (AV only) PAL-525/60 (AV only)
NTSC (AV only) M.NTSC (AV only)
NTSC (AV only)
Receiving Channels: LX70L LX70F, LX70P
UHF E21-E68 VHF E2-E12 VHF H1-H2 (ITALY)
VHF A-H (ITALY) VHF R1-R2
VHF R3-R5 VHF R6-R12
UHF E21-E69 CATV (S01-S05)
CATV S1-S10 (M1-M10) CATV S11-S20 (U1-U10)
CATV S21-S41 (Hyperband)
Operating Conditions: Temperature: 0°C ÷ 35°C
Humidity: 20% ÷ 80% RH (non condensing)
Scanning format: 480i(60Hz), 480p(60Hz), 576i(50Hz), 576p(50Hz), 720p(60Hz), 720p(50Hz), 1.080i(60Hz),
1.080i(50Hz), 1.080p(60Hz), 1.080p(50Hz)
PC signals: VGA, SVGA, XGA, SXGA(compressed)
Horizontal scanning frequency 31 – 69 kHz
Vertical scanning frequency 59 – 86 Hz
ORDER No. PCZ0702011CE
ISSUE 2

Panasonic TX-32LX70F Specifications

General

Brand	Panasonic
Model	TX-32LX70F
Category	TV
Language	English

Summary

Safety Precautions and Service Guidelines

General Service Guidelines

Basic rules and procedures to follow during servicing, including lead dress and protective devices.

Touch-Current Safety Check

Procedure to check touch current for electrical safety after servicing.

ESD Prevention for Sensitive Devices

Techniques to prevent damage from electrostatic discharge to sensitive components.

Lead-Free Solder Handling

Information and precautions regarding lead-free solder usage in manufacturing and repair.

Technical Specifications and Diagnostics

Service Hints and Board Layout

Guidance on removing TV parts and overview of the chassis board layout.

Setting Inspection and Voltage Confirmation

Procedures for setting inspection and confirming critical voltages on various boards.

Self-Check Procedures

Instructions and results for the TV's self-check diagnostics.

Power LED Blinking Timing Chart

Diagnostic guide correlating LED blink patterns to specific faults.

Service Mode Function

How to enter and exit the TV's service mode for adjustments.

Service Adjustments and Key Commands

Explanation of service menu controls and adjustment procedures.

Option Bytes Configuration

Description of configurable option bytes for system settings.

Adjustment Methods and Remarks

Detailed procedures for contrast, white balance, and other adjustments.

Circuit Diagrams and Component Lists

Schematic Diagrams - General Notes

Important safety notice and general notes for understanding schematic diagrams.

AP-BOARD Schematic Diagrams

H-BOARD Schematic Diagrams

P-BOARD Schematic Diagram

V-BOARD Schematic Diagram

DG-BOARD Schematic Diagrams (1-5)

DG-BOARD Schematic Diagrams (6-10)

DG-BOARD Schematic Diagrams (11-14)

Conductor Views - H-BOARD

Conductor Views - DG-BOARD

Conductor Views - P-BOARD and V-BOARD

Conductor Views - AP-BOARD