Parts/Service for PVM-20M2U

Parts/Service for PVM-20M2U

Brand: SONY

Category: TV

Document Type: Parts/Service

Language: EN

Uploaded: Nov. 21, 2025, 6:33 p.m.

Video Signal

Supports NTSC, PAL, SECAM, NTSC4.43 signals. Features 800 TV lines resolution for some models and 600 TV lines for others. Includes aperture correction, frequency response specifications for LINE and RGB signals, and synchronization details.

Picture Performance

Offers normal scan (7% overscan) and underscan (5% underscan) modes. Specifies H. linearity, V. linearity, convergence (central and peripheral), raster size stability, high voltage regulation, and color temperature (D65/D93 selectable).

Inputs

Provides multiple input options including LINE A/B (VIDEO IN, AUDIO IN), LINE C (Y/C IN, AUDIO IN), and RGB/COMPONENT with BNC connectors. Also includes EXT SYNC IN and REMOTE connector.

Outputs

Features loop-through outputs for LINE A/B VIDEO OUT, AUDIO OUT, LINE C Y/C OUT, AUDIO OUT, and RGB/COMPONENT. Includes speaker output.

General

Details CRT types (SMPTE-C, EBU, P-22 phosphor), power consumption, power requirements, operating/storage temperatures, humidity, dimensions, and mass. Lists supplied accessories.

Safety Check-Out

Includes procedures for safety checks after repair, such as connection integrity, wiring, parts replacement, line cord condition, voltage checks (B+, HV), and AC leakage tests with diagrams for proper grounding.

Disassembly

Provides step-by-step instructions for disassembling the unit, including top/rear cover removal, terminal board removal, J and H boards removal, and picture tube removal, with detailed diagrams.

Set-up Adjustments

Covers preparations for service mode, including initialization and writing model data. Details landing adjustment, deflection yoke neck rotation adjustment, and convergence adjustments (1 and 2) with accompanying diagrams and procedures.

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