JVC THA-85 Service manual

SERVICE MANUAL

DVD DIGITAL CINEMA SYSTEM

MB13520041

TH-A85

Area Suffix

UF -------------- China

TABLE OF CONTENTS

1 PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

2 SPECIFIC SERVICE INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

3 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

4 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

5 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3

No.MB135

2004/1

SPECIFICATION

Center Unit (XV-THA85)

Audio Audio Input Sensitivity/Impedance (1 kHz), Total Harmonic Distortion 0.01%

NOTE:

This value is measured at System cord CONNECTOR for reference. Analog input AUDIO IN VCR 360 mV/47 kΩ Digital input* DIGITALIN (DBS):Optical -21 dBm to -15 dBm (660 nm ±30 nm) * Corresponding to Linear PCM, Dolby Digital, and DTS Digital Surround (with sampling frequency - 32 kHz, 44.1 kHz, 48 kHz).

Video Color System NTSC/PAL selectable

Horizontal Resolution 500 lines Signal-to-Noise Ratio 64 dB Video Output Level Composite video 1 V(p-p)/75 Ω

S-video-Y 1 V(p-p)/75 Ω S-video-C 0.286 V(p-p)/75 Ω Component-Y 1 V(p-p)/75 Ω Component-PB/PR 0.7V(p-p)/75 Ω

Video input sensitivity/ Impedance (VCR IN)

Tuner Tuning Range FM 87.5 MHz to 108.0 MHz

General Power Requirements AC 220 V , 50 Hz

Power Consumption 20 W (at operation) 2.5 W (in standby mode) Dimensions (W × H × D) 398 mm × 70 mm × 265 mm Mass 2.7 kg

Amplifier Front/Center/Surround 80 W per channel, RMS at 6 Ω at 1kHz, with 10% total harmonic distortion.

Subwoofer 120 W, RMS at 4 Ω at 100Hz, with 10% total harmonic distortion.

Speaker Speaker unit 20 cm Bass-reflex, Magnetically Shielded

Frequency Range 25 Hz to 200 Hz

General Power Requirements AC 110 V/127 V/220 - 230 V selectable with the voltage selector, 50 Hz/60 Hz (except for Hong Kong)

Power Consumption 150 W (at operation)

Dimensions (W × H × D) 235 mm × 335 mm × 492 mm Mass 13.0 kg

Speakers 5.5 cm × 2 Bass-reflex, Magnetically Shielded Power Handing Capacity 80W Impedance 6 Ω Frequency Range 90 Hz to 20 kHz Dimensions (W × H × D) 250 mm × 1103 mm × 250 mm Mass 3.77 kg

Speakers 5.5 cm × 2 Bass-reflex, Magnetically Shielded Power Handing Capacity 80W Impedance 6 Ω Frequency Range 90 Hz to 20 kHz Dimensions (W × H × D) 258 mm × 75 mm × 81 mm Mass 0.95 kg

Designs & Specifications are subject to change without notice.

Composite video 1 V(p-p)/75 Ω S-video-Y 1 V(p-p)/75 Ω S-video-C 0.286 V(p-p)/75 Ω

AM 531 kHz to 1 620 kHz(at 9 kHz intervals)

530 kHz to 1 600 kHz(at 10 kHz intervals)

Subwoofer (SP-PWA85)

AC 220 V , 50 Hz (for Hong Kong only)

0 W (in standby mode)

Satellite Speakers (SP-THA85F)

Center Speaker (SP-THA85C)

1-2 (No.MB135)