Jvc THC 4 Service Manual
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Extracted text from Jvc THC 4 Service Manual (Ocr-read)
Page 1
JVC
SERVICE MANUAL
DVD DIGITAL THEATER SYSTEM
TH-C4
Area suffix
--<-- U.S.A.
... Canada
(SP~THC4C) (SP-THC4F) (SP-THC4S) (SP-PWC4)
(XV-THC4)
CDMPACY D I C: I I A L
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Lead free solder used in the board (material : Sn-Ag-Cu, melting point: 219 Centigrade)
TABLE OF CONTENTS
PRECAUTION ......................................................................... 1-3
SPECIFIC SERVICE INSTRUCTIONS. . . . .. 1-3
DISASSEMBLY ................... 1-3
ADJUSTMENT .......... 1-3
TROUBLESHOOTING .................................................................. 1-3
Ulth-I
COPYRIGHT © 2005 Victor Company of Japan, Limited No.MB380
2005/5
Page 2
Center unit (XV-THC4)
SPECIFICATION
Audio section Total Harmonic Distortion1 0.02%
Digital input*2 DIGITAL IN (DBS)(OPTICAL): -21 dBm to -15 dBm(660 nm 1 30 nm)
Video section Video System NTSC
Horizontal Resolution 500 lines
Signal-to-Noise Ratio 64 dB
Video output level
Composite: 1.0 V(p-p)/75 Q
S-video-Y: 1.0 V(p-p)/75 Q
S-video-C: 0.286 V(p-p)/75 Q
Component-Y: 1.0 V(p-p)/75 £2
Component-PB/PR: 0.7 V(p-p)/75 Q
Video input sensitivity/Impedance Composite: 1.0 V(p-p)/75 Q
(VCR IN)
S-video-Y: 1.0 V(p-p)/75 Q
S-video-C: 0.286 V(p-p)/75 Q
Tuner section
Tuning Range
FM: 87.5 MHZ to 108.0 MHZ
AM: 530 kHZ to 1 710 kHz
General
Power Requirements
AC 120V,60 HZ
Power Consumption
16 W (at operation) 1.3 W (in standby mode)
Dimensions (W X H X D)
400 mm X 85 mm X 399 mm (15-3/4 inches x 3-3/8 inches >< 15-3/4 inches)
Mass
4.2 kg (9.3 lbs)
*1: This value is measured at System cord CONNECTOR for reference.
*2: Corresponding to Linear PCM, Dolby Digital, and DTS Digital Surround (with sampling frequency - 32 kHz, 44.1 kHz, 48 kHz)
Subwoofer (SP-PWC4)
Amplifier section Front/Center/Surround
167W per channel, RMS at 3 Q at 1 kHz, with 10 % total harmonic distortion.
Subwoofer
167 W, RMS at 3 Q at 100 Hz. with 10 % total harmonic distortion.
Speaker section Speaker unit
16 cm (6-5/16 inches) Bass-reflex
Power Handling Capacity
170W
Impedance
39
Frequency Range
25 HZ to 200 Hz
General
Power Requirements
AC 120V.60 HZ
Power Consumption
160 W (at operation) 0 W (in standby mode)
Dimensions (W X H x D)
169 mm x 411 mm X 451 mm (6-11/16 inches >< 16-3/16 inches X 17-13/16 inches)
Mass
11.5 kg (25.4 lbs)
Satellite Speakers (SP-XTHC4)
Front speakers Speaker unit
8.0 cm (3-3/16 inches) 1.5 cm (5/8 inches) Bass-reflex, Magnetically Shielded
(SP-THC4F) Power Handling Capacity 170 W
Impedance 3 0
Frequency Range 80 Hz to 20 kHz
Dimensions (W X H x D) 104.5 mm X 139 mm ><101 mm (4-1/8 inches x 5-1/2 inches X 4 inches)
Mass 0.56 kg (1.3 lbs) each
Center speaker Speaker unit 8.0 cm (3-3/16 inches) 1.5 cm (5/8 inches) Bass-reflex, Magnetically Shielded
(SP-THC4C) Power Handling Capacity 170 W
Impedance
SQ
Frequency Range
80 Hz to 20 kHz
Dimensions (W X H X D) 137 mm X 105 mm X 104.5 mm (5-7/16 inches >< 4-3/16 inches X 4-1/8 inches)
Mass
0.57 kg (1.3 lbs)
(SP-THC4S)
Surround speakers Speaker unit
80 cm (3-3/16 inches) Bass-reflex
Power Handling Capacity 170 W
Impedance
SQ
Frequency Range
80 Hz to 20 kHz
Dimensions (W X H X D) 111.5 mm X148 mrn x1065 mm (4-7/16 inches X 5-7/8 inches x 4-1/4 inches)
Mass
0.56 kg (1.3 lbs) each
Designs & specifications are subject to change without notice.
1-2 (No.MBSSO)