JVC TH-R3 User manual

SERVICE MANUAL
COPYRIGHT © 2005 Victor Company of Japan, Limited No.MB442B
2005/8
DVD DIGITAL CINEMA SYSTEM
MB442B20058
TH-R3,TH-R1
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
TABLE OF CONTENTS
1 PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
2 SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
3 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
4 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
5 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
VOL
SOURCE
ENTER
1 2 3
4 5 6
7 8 9
0
VOL
VOL
SOURCE
ENTER
1 2 3
4 5 6
7 8 9
0
VOL
XV-THR1XV-THR3
SP-THS66C
SP-THS66F SP-THS66F SP-THS66S
SP-THS55C
SP-THS55F SP-THS55S
SP-PWR3 SP-PWR1
Area suffix
B ------------------------------ U.K.
E ---------- Continental Europe
EN ----------- Northern Europe
EV ------------- Eastern Europe
EE -------- Russian Federation
EF --------------------------France
EL ------------ Southern Europe
The DVD mechanism was changed.
The corresponding product have a discernment sign.

1-2 (No.MB442B)
SPECIFICATION
XV-THR1/XV-THR3
*1 Corresponding to Linear PCM, Dolby Digital and DTS Digital Surround (with sampling frequency -32 kHz, 44.1 kHz,48 kHz)
GENERAL Power requirement AC 230 V, 50 Hz
Power consumption Power on 40 W
Power off 6 W
Temperature Operating 5°C to 35°C (41°F to 104°F)
Storage -20°C to 60°C (-4°F to 140°F)
Operating position Horizontal only
Dimensions (WxHxD) 435 mm ×70 mm ×318 mm
Mass 3.6 kg
VIDEO/AUDIO Recordable disc DVD-RAM 12 cm (4.7 GB/9.4 GB)
DVD-RAM 8 cm (1.4 GB/2.8 GB)
DVD-R 12 cm (4.7 GB)
DVD-R 8 cm (1.4 GB)
DVD-RW 12 cm (4.7 GB)
DVD-RW 8 cm (1.4 GB)
Recording format DVD-RAM DVD Video Recording format
DVD-R DVD-Video format
DVD-RW DVD-Video format, DVD Video Recording format
Recording time
Maximum 8 hours (with 4.7
GB disc)
(XP) Approx. 1 hour
(SP) Approx. 2 hours
(LP) Approx. 4 hours
(EP) Approx. 6 hours
(FR) Approx. 1 hour - 8 hours
Playable disc DVD-RAM 12 cm (4.7 GB/9.4 GB)
DVD-RAM 8 cm (1.4 GB/2.8 GB)
DVD-R 12 cm (4.7 GB)
DVD-R 8 cm (1.4 GB)
DVD-RW 12 cm (4.7 GB)
DVD-RW 8 cm (1.4 GB)
DVD VIDEO
Music CD (CD-DA)
Video CD
Super Video CD (SVCD)
CD-R/RW (CD-DA, Video CD/SVCD formatted discs, MP3/JPEG format-
ted discs)
Audio recording system Dolby Digital (2 ch)
Linear PCM (XP mode only)
Video recording compression system MPEG2 (CBR/VBR)
INPUT/OUTPUT S-video input Y 1.0 Vp-p, 75 Ω
C 0.3 Vp-p, 75 Ω
Video input 1.0 Vp-p, 75 Ω(pin jack)
Audio input -8 dB, 50 kΩ(pin jack) Corresponding to mono (left)
Audio input*1 Optical (DIGITAL IN) -21 dBm to -15 dBm (660 nm ±30 nm)
Coaxial (DIGITAL IN) 0.5 Vp-p, 75Ω
Audio output -8 dB, 1kΩ(pin jack)
21-pin SCART connectors IN/OUT ×1, IN/DECODER ×1
i.Link 4-pin for DV input
Component video output Y 1.0 Vp-p, 75Ω
PB/PR 0.7 Vp-p, 75Ω
Corresponding to copy protection
TUNER/TIMER TV TUNER Tuning system Frequency synthesiser tuner
Channel coverage VHF: 47 MHz-143 MHz/143 MHz-470 MHz
UHF: 470 MHz-862 MHz
RADIO TUNER Tuning Range FM: 87.50 MHz to 108.00 MHz
AM(MW): 522 kHz to 1 629 kHz
TIMER Clock reference Quartz
Programme capacity 1 year programmable timer/8 programmes
Memory backup time Approx. 10 min.

(No.MB442B)1-3
Subwoofer (SP-PWR1/SP-PWR3)
Satellite Speakers (TH-R1)
Satellite Speakers (TH-R3)
Design & specifications subject to change without notice.
Amplifier section Front 140 W per channel, RMS at 4Ωat 1 kHz, with 10 % total harmonic distortion.
Center/Surround 130 W per channel, RMS at 4Ωat 1 kHz, with 10 % total harmonic distortion.
Subwoofer 140 W, RMS at 4Ωat 100 Hz, with 10 % total harmonic distortion.
Speaker section Speaker unit 16 cm Bass-reflex
Power Handling Capacity 140 W
Impedance 4Ω
Frequency Range 30 Hz to 200 Hz
General Power Requirements AC 230 V, 50 Hz
Power Consumption 135 W (at operation)
0 W (in standby mode)
Dimensions (W ×H ×D) 170 mm ×411 mm ×459 mm
Mass 11.7 kg
Front speakers (SP-THS55F) Speaker unit 8.0 cm
Bass-reflex, Magnetically Shielded
Power Handling Capacity 140 W
Impedance 4Ω
Frequency Range 80 Hz to 20 kHz
Dimensions (W ×H ×D) 106 mm ×119.5 mm ×102 mm
Mass 0.51 kg
Center speaker (SP-THS55C) Speaker unit 5.5 cm ×2
Bass-reflex, Magnetically Shielded
Power Handling Capacity 140 W
Impedance 4Ω
Frequency Range 80 Hz to 20 kHz
Dimensions (W ×H ×D) 209 mm ×85 mm ×92 mm
Mass 0.85 kg
Surround speakers (SP-THS55S) Speaker unit 8.0 cm
Bass-reflex
Power Handling Capacity 140 W
Impedance 4Ω
Frequency Range 80 Hz to 20 kHz
Dimensions (W ×H ×D) 111.5 mm ×148 mm ×106.5 mm
Mass 0.56 kg
Front speakers (SP-THS66F) Speaker unit 5.5 cm ×2
Bass-reflex, Magnetically Shielded
Power Handling Capacity 140 W
Impedance 4Ω
Frequency Range 90 Hz to 20 kHz
Dimensions (W ×H ×D) 250 mm ×1 104 mm ×250 mm
Mass 2.6 kg
Center speaker (SP-THS66C) Speaker unit 5.5 cm ×2
Bass-reflex, Magnetically Shielded
Power Handling Capacity 140 W
Impedance 4Ω
Frequency Range 90 Hz to 20 kHz
Dimensions (W ×H ×D) 320 mm ×75 mm ×92 mm
Mass 0.9 kg
Surround speakers (SP-THS66S) Speaker unit 5.5 cm ×2
Bass-reflex
Power Handling Capacity 140 W
Impedance 4Ω
Frequency Range 90 Hz to 20 kHz
Dimensions (W ×H ×D) 250 mm ×1 104 mm ×250 mm
Mass 2.5 kg

1-4 (No.MB442B)
SECTION 1
PRECAUTION
Please refer to "TH-R3, TH-R1 (No.MB442)" about this section.
SECTION 2
SPECIFIC SERVICE INSTRUCTIONS
2.1 HOW TO IDENTIFY MODELS
2.1.1 NAME PLATE
SECTION 3
DISASSEMBLY
For the 3.2 DVD mechanism assembly, the disassembly method of a DVD mechanism does not correspond to the product with
which the DVD mechanism was changed.
Please refer to "TH-R3, TH-R1 (No.MB442)" about other items.
Discernment sign

(No.MB442B)1-5
SECTION 4
ADJUSTMENT
For the 4.6 Taking out a disc, please follow this procedure about how to taking out a disk of the product with which the DVD mech-
anism was changed.
Please refer to "TH-R3, TH-R1 (No.MB442)" about other items.
SECTION 5
TROUBLESHOOTING
Please refer to "TH-R3, TH-R1 (No.MB442)" about this section.
4.6 Taking out a disc
4.6.1 Method 1
There is compulsive tray ejection mode by electric operation.
(1) AC Plug is pulled out at once and inserted again.
(2) It is displayed on FL display as "PLEASE" and "WAIT" blink alternately, and while it blinks, pushing the EJECT button of a main
body is continued.
(3) After a while, a tray opens (About 20 seconds).
(4) A disk is removed, the tray is pushed, and a tray is made to close.
(5) "PLEASE" and "WAIT" blink alternately and it is displayed in FL indicator, and it will be in a standby state.
(6) If the POWER button is pushed, it will usually be operating.
4.6.2 Method 2
When the disc cannot be removed by operating above "Method 1", open the front door of the main body manually and directly press
the EJECT button located in the lower right of the drive unit.
4.6.3 Method 3
When neither "Method 1" nor "Method 2" can remove the disc, the tray can be ejected mechanically without turning the power on.
(1) Open the front door of the main body manually.
(2) Insert a fine wire (e.g. a straightened paper clip) into the hole in the lower part of the tray of the drive unit.
(3) As the tray ejects a little, pull out the tray manually.
4.7 Exchanging the fitting
A
s the fitting that comes with the service drive unit cannot be used, make sure to attach a service fitting when the drive unit is exchanged.
The fitting that is removed from the old drive unit can be attached to the new drive unit.
The fitting can be removed by pulling upwards while opening out the lower part of the fitting outwards.
Fitting
Tray
Front door Tray Hole EJECT Button

(No.MB442B)
AV & MULTIMEDIA COMPANY AUDIO/VIDEO SYSTEMS CATEGORY 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan
Victor Company of Japan, Limited
VPT
Printed in Japan

3-1
PARTS LIST
* All printed circuit boards and its assemblies are not available as service parts.
[ TH-R3 ] [TH-R1]
Area suffix
B ------------------------------- U.K.
E ----------- Continental Europe
EN ------------ Northern Europe
EV -------------- Eastern Europe
EE----------Russian Federation
EF -------------------------- France
EL--------------Southern Europe
Combination XV-THR3 SP-THR3
TH-R3B EK
EU
EY
B
TH-R3E
TH-R3EN
TH-R3EV
TH-R3EE
EV
EE
EZ
ER
E
EN
EF
EF
EL
TH-R3EF
TH-R3EL E
EK
EU
EY
B
EV
EE
EZ
ER
E
EN
EF
EF
EL E
Combination XV-THR1 SP-THR1
TH-R1B
TH-R1E
TH-R1EN
TH-R1EV
TH-R1EE
TH-R1EF
TH-R1EL
3-22
3-24
3-28
3-30
3-32
3-34
3- 2
3- 6
3-20
- Contents -
XV-THR3/XV-THR1
Exploded view of general assembly and parts list (Block No.M1)
Electrical parts list (Block No.01~09)
Packing materials and accessories parts list (Block No.M2)
SP-PWR3/SP-PWR1
Speaker assembly and parts list(Subwoofer) (Block No.M3)
Electrical parts list (Block No.10)
Packing materials and accessories parts list (Block No.M4)
(SP-PWR3 B,E,EN,EV,EF)
Packing materials and accessories parts list (Block No.M5)
(SP-PWR1 B,E,EN,EV,EF)
Packing materials and accessories parts list (Block No.M6) (SP-PWR3 EE)
Packing materials and accessories parts list (Block No.M7) (SP-PWR1 EE)
No.MB442B

3-2
Exploded view of general assembly and parts list
Block No. MMM1
47
32
38
34
!
44
57
27
40 42
55
49
44
48
50
41
37
36
36
27
35
56
53
45
41
45
51
44
39
54
55
44
44
27
27
33
26
44
43
52
38
33
45
45
58
60
60
28
48
!
DIGITAL BOARD ASSY
AUDIO DSP
BOARD ASSY
b
b
b
b
a
a
a
a
JACK BOARD ASSY
c
d
e
e
e
e
c
c
c
f
f
g
CN5303
CN5001
g
d
46
34
28
28
28
28
42
42
41
MAIN BOARD ASSY
!
!
!
!
42
66
41
31
!
b
f
b
b
f
f
b
f
f
f
f
f

3-3
C
LI D SUBASS'Y
( FRONTSIDE )
( REAR SIDE )
ATTACHING TO FRONT PANEL.
NOTE) INSERT FFC WIRE TO THE CONNECTOR BEFORE
PUT IT ON THE JIGS.
NOTE) WHEN YOU FIX ANY PWB WITH THE SCREW.
FRONT PANEL SUB ASS'Y
FRONT PANEL ASS'Y
>PS<
CN7008
CN7007
WR7101
WR7151 J7152
CN7003
CN7001 CN7002
TOP SIDE
BOTTOM SIDE
REFER TO FIG.2.
to MAIN PWB ASS'Y
(CN3002) (CN8601)
to AUDIO DIP P.AY
to MAIN PWB ASS'Y
(CN4001)
back side back side back side
DISPLAY/SW P AY
SW/JACK P. AY
After Assembling LED PWB ASS'Y.
LED PWB ASS'Y
>PS<
REAR SIDE
FRONT SIDE
12
13
15
14
18
19
63
59
WR1
WR6
WR7
61
WR3
WR2
WR9
WR4
WR8
WR5
62
30
30
30
29
29
64
6
4
5
12
112
2
11 332
9
8
7
10
25
23
24
24
22
20
21
16
16
17
19 19
!
65
WR10
CN1102
from SW/JACK P. AY
(CN7008)
MAIN PWB ASS'Y
CN5001 CN5303
CN4001
CN4101
CN4102
CN1101CN1102
CN4103
FAN
ST1
CN1801
ASS'Y
DIGITAL PWB
CN2201
CN8603
CN8601
CN8600
AUDIO DIP P.AY
CN1
CN4104
CN3003
CN3002
(CN7001)
from DISPLAY/SW P AY from DISPLAY/SW P AY
(CN7002) (WR7101/WR7151)
from SW/JACK P. AY
CN5302
X4201
IC8601
FFC WIRE in the root of the connector.
NOTE) Lock the connector after inserting
Lock
DRIVE UNIT REAR SIDE
61

3-4
General Assembly
Block No. [M][1][M][M]
 Symbol No. Part No. Part Name Description Local
 1 LV11091-002A FRONT PANEL
2 LV40301-002A FELT SPACER FOOT(x2)
3 E69897-002 CUSHION (x2)
4 LV35801-001A FRONT LENS L
5 GN40020-002A JVC MARK
6 LV35802-001A FRONT LENS R
7 LV21967-003A FL LENS A 1EK,3EK
7 LV21967-002A FL LENS A 1EF,1EL,1ER,1EU,1EY,1EZ,
3EF,3EL,3ER,3EU,3EY,3EZ
8 LV35803-003A DOOR
9 PU60109 CATCHER
10 LV35804-001A POWER BUTTON
11 LV35805-001A BAR
12 QYSDSF2006ZA TAP SCREW PANEL+BAR(x3)
13 LV35806-001A LID BASE
14 LV35807-001A LID BAR
15 LV35808-002A LID LENS 1EF,1EK,1EL,1ER,1EU,1EY,1EZ
15 LV35808-003A LID LENS 3EF,3EK,3EL,3ER,3EU,3EY,3EZ
16 QYSDSF2006ZA TAP SCREW BASE+BAR(x2)
17 LV35809-001A LIGHT LENS
18 LV35810-003A LENS COVER
19 QYSDSF2006ZA TAP SCREW LENS+COVER(x3)
20 LV21968-001A MAIN BUTTON
21 LV35811-001A CURSOR
22 LV35813-001A LIGHT GUIDE
23 LV35814-001A LG COVER
24 QYSDSF2608ZA TAP SCREW LG COV+PNL(x2)
25 LV44187-003A SPRING LID BASE
 26 LP21361-002A TOP COVER (SERVICE)
27 QYSBSGY3008NA TAP SCREW TOP SIDE(x4)
28 QYSBSGY3008NA TAP SCREW TOP REAR(x5)
29 QYSDSF2608ZA TAP SCREW FL PWB+PNL(x3)
30 QYSDSF2608ZA TAP SCREW SW PWB+PNL(x5)
31 LP21348-201B FITTING(DVD)
 32 LP10578-001A BOTTOM CHASSIS
33 QYSDSG3008ZA TAP SCREW BTM SIDE(x2)
34 QYSSST3006ZA TAP SCREW FRONT+BTM(x2)
 35 LP21362-024B REAR PANEL 1EF,3EF
 35 LP21362-012B REAR PANEL 1EK,3EK
 35 LP21362-016B REAR PANEL 1ER,3ER
 35 LP21362-011B REAR PANEL 1EL,1EU,1EY,1EZ,3EL,3EU,3EY,3EZ
36 QYSDSF3008NA TAP SCREW FAN(x2)
37 QAR0349-001 COOLING FAN
38 LP30002-0K1A SPACER FOOT(x2)
 39 LP31485-001A PROTECT SHEET
40 LP21364-001A DVD BKT
41 QYSDST3006ZA TAP SCREW DRIVE(x4)
42 QYSBSGG3006ZA TAP SCREW DVD BKT(x4)
 43 LV44381-001A BARRIER
44 QYSBSGG3006ZA TAP SCREW MAIN PWB(x6)
45 QYSBSGG3006ZA TAP SCREW DIGI PWB(x4)
46 QYSBSGG3006ZA TAP SCREW DSP PWB(x2)
47 QYSBSGG3006ZA TAP SCREW DV PWB
48 QYSBSGY3008NA TAP SCREW FM/AM TU(x2)
49 QAU0278-003 TUNER 1ER,3ER
49 QAU0347-001 TUNER 1EF,1EK,1EL,1EU,1EY,1EZ,
3EF,3EK,3EL,3EU,3EY,3EZ
50 QYSBSGY3008NA TAP SCREW DIGITAL AUDIO(x2)
51 QYSBST3004NA TAP SCREW TV TUNER
52 PEME0946-08 SPACER DSP
53 QYSDST3006ZA TAP SCREW SYSTEM
54 QYSBSGY3008NA TAP SCREW COMPONENT
55 QYSBSGY3008NA TAP SCREW SCART(x4)
56 QYSBSGY3008NA TAP SCREW ANALOG AUDIO
 57 QMP51K0-170-K POWER CORD 1.7m BLACK 1EK,3EK
 57 QMP4A10-170-K POWER CORD 1.7m BLACK 1EF,1EL,1ER,1EU,1EY,1EZ,
3EF,3EL,3ER,3EU,3EY,3EZ
58 QQR0491-001 FERRITE CORE AC CORD
59 QQR0917-001 CORE FILTER DVD REG
60 LP41256-001A GASKET TOP COVER(x2)
61 QZW0004-001 WIRE CLAMP (x2)
62 QQR0717-004 FERRITE CORE FOR DV
63 QQR1674-001 FERRITE CORE FOR DSP
64 LV30225-0M7A SPACER FOR DSP
65 LP41241-005A 500SPACER WFACE JR5---FFC