Velas VDM-MB434TV Service Manual

In-dash am/fm-rds/ dvd/vcd/mp3/cd/mpeg4 receiver 4.3’’ inch wide color touch screen tft monitor front panel usb port and built-in tv tuner

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Table of Contents

Quick Links

In-Dash AM/FM-RDS/ DVD/VCD/MP3/CD/MPEG4 Receiver

4.3'' Inch Wide Color Touch Screen TFT Monitor

Front Panel USB port and Built-in TV Tuner

REL

CH 1-6

PAIR

Spcification ............................................................................................................

Wiring Connection ..................................................................................................

Exploded Views(panel)............................................................................................

Exploded View Parts List (panel).................................................................................

Exploded Views(Cabinet).........................................................................................

Exploded View Parts List (Cabinet).............................................................................

Exploded Views(Deck) ............................................................................................

Exploded Views Parts List(Deck) ...............................................................................

Schematic Diagram ...............................................................................................

Electrical Parts List ...................................................................................................

Trouble shooting ....................................................................................................

VDM-MB434TV

Model

Service Manual

MIC

RESET

VOL-

VOL+

TOUCH SCREEN

AUX IN

CAR DVD/VCD/CD/MP3/MPEG4/TV PLAYER

-CONTENTS-

E O N

PTY

TA/AF

SEL

BND

MOD

Table of Contents

Summary of Contents for Velas VDM-MB434TV

Page 1: Table Of Contents
VDM-MB434TV Model In-Dash AM/FM-RDS/ DVD/VCD/MP3/CD/MPEG4 Receiver 4.3’’ Inch Wide Color Touch Screen TFT Monitor Front Panel USB port and Built-in TV Tuner Service Manual E O N RESET CH 1-6 TA/AF VOL- VOL+ PAIR TOUCH SCREEN AUX IN CAR DVD/VCD/CD/MP3/MPEG4/TV PLAYER -CONTENTS- Spcification ......................
Page 2: Spcification
SPECIFICATION SUPPLY VOLTAGE: 12V DC (11V-15V) CURRENT CONSUMPTION: Less than10 A SIGNAL SYSTEM: Compositive video 1.0Vp-p 75 DISCS PLAYED: (1)DVD-VIDEO Disc 5"(12 cm) single-sided, single-layer 5"(12 cm) single-sided, double-layer (2)Compact Disc (CD-DA, VIDEO CD) 5"(12cm) disc AUDIO SIGNAL OUTPUT: 2ch&4ch line out CHARACTERISTICS: (1)Frequency Response 20 Hz - 20 KHz...
Page 3: Wiring Connection
WIRING CONNECTION VIDEO IN YELLOW REAR RCA OUTPUT RCH IN RED CABLE (optional) RCH RED LCH IN WHITE AUX(optional) LCH WHITE YELLOW REAR CAMERA INPUT SUBWOOFER GREY GREEN (B-)PARKING BRAKE VIDEO OUT 2 YELLOW (B+)12V COAXIAL OUT BROWN WHITE RCA CABLE REAR CAMERA SWITCH Note: ANT.
Page 4: Exploded Views(Panel)
EXPLODED VIEW PANEL...
Page 5: Exploded View Parts List (Panel)
EXPLODED VIEW PARTS LIST PANEL...
Page 6: Exploded Views(Cabinet)
EXPLODED VIEW MAIN SECTION...
Page 7: Exploded View Parts List (Cabinet)
EXPLODED VIEW PARTS LIST MAIN SECTION...
Page 8 EXPLODED VIEW PARTS LIST (CONTNUED) MAIN SECTION...
Page 9: Exploded Views(Deck)
EXPLODED VIEW PARTS LIST (DECK) & 0& 0& 776 & 3 77 0& 67760[ 3 77 & 20 8...
Page 10: Schematic Diagram
SCHEMATIC DIAGRAM MAIN BOARD 1/5 Section...
Page 11 SCHEMATIC DIAGRAM MAIN BOARD 2/5 Section...
Page 12 SCHEMATIC DIAGRAM MAIN BOARD 3/5 Section...
Page 13 SCHEMATIC DIAGRAM MAIN BOARD 4/5 Section...
Page 14 SCHEMATIC DIAGRAM MAIN BOARD 5/5 Section...
Page 15 SCHEMATIC DIAGRAM KEY BOARD 1/2 Section...
Page 16 SCHEMATIC DIAGRAM KEY BOARD 2/2 Section...
Page 17 SCHEMATIC DIAGRAM CD SERVO BOARD 1/4 Section...
Page 18 SCHEMATIC DIAGRAM CD SERVO BOARD 2/4 Section...
Page 19 SCHEMATIC DIAGRAM CD SERVO BOARD 3/4 Section...
Page 20 SCHEMATIC DIAGRAM CD SERVO BOARD 4/4 Section...
Page 21 SCHEMATIC DIAGRAM BLUE-TOOTH BOARD...
Page 22: Electrical Parts List
ELECTRICAL PARTS LIST MAIN BOARD SECTION REF.NO. DESCRIPTION PART NO. 312-30000-014S 28PIN 379-T2230-05 Q20.25.30.33.43.74. KEC231S （SOT-23） 101-00231-00S Q6.49.15.16.60.26.23.18.1. TR 2SA812 SMD 101-00812-00S Q17.Q51. TR 2SB1240 101-01240-00S Q3.4.5.7.10.11.12.29.31.50.52.53. 6 TR.KTC3875 CHANG DIAN 1.9.24.40.39.36.34.21.48.37.41.46.6 101-03875-07S 2.57. Q44. 2N3904 SOT23 101-03904-00S Q47. CHIP 3906 SOT-23 101-03906-00S Q13.
Page 23 MAIN BOARD SECTION REF.NO. DESCRIPTION PART NO. C198.199.238.240.239. CAP 0603 100P 25V +/-10% SMT 105-03101-63S C65.66.67.68.72.81.13. CAP 0603 105Z/50V ±10% SMT 105-03105-63S C166.167.172.173 CAP 150PF ±5% NPO 0603 SMT 105-03151-63S C51. CAP 1500PF/50V ±10% 0603 SMT 105-03152-63S C202.203. CAP 0.015μF ±10% ×7R 0603 SMT 105-03153-63S C184.187.185.186 CAP 0.15UF ±10% ×7R 0603 SMT...
Page 24 MAIN BOARD SECTION REF.NO. DESCRIPTION PART NO. R30.49.296. RES 4.7Ω ±5% 0805 SMT 107-10047-85S R4.2. RES 0603 10R +/-5% SMT 107-10100-63S R260.261.262.263.305.84.233. R59 RES 0603 100Ω ±5% SMT 107-10101-63S .63.55.102.92.154.112 R264.247.Q26 RES 0805 100Ω 1/10W ±5% SMT 107-10101-85S R278.225.148.322.83.57.320.219.53 RES 0603 1KΩ ±5% SMT 107-10102-63S 121.26.14.135.31.232.149.237.RR10 RR147.
Page 25 MAIN BOARD SECTION REF.NO. DESCRIPTION PART NO. RR1.146 RES 470KΩ ±5% 0603 SMT 107-10474-63S R169.195. RES 0603 56R +/-5% SMT 107-10560-63S R10.300. RES 0603 560Ω ±5% SMT 107-10561-63S R244.245.290.95.96.288.56.52.69. RES 0603 5.6K +/-5% SMT 107-10562-63S R168.11. RES 56KΩ ±5% 0603 SMT 107-10563-63S R251.249.
Page 26 MAIN BOARD SECTION REF.NO. DESCRIPTION PART NO. RES 0603 4.7K ±5% SMT 107-10472-63S RES 68KΩ ±5% 0603 SMT 107-10683-63S 0805 600Ω ±25% 109-00601-85S SW6.7.8.9. SWITCH SPVG310300 216-00066-01S 2PIN SOCKET WIRE 225-00398-02S CON2 16PIN SOCKET 225-F2340-16S MB TO SW PCB 7×1.05 PVC WIRE 50MM RED 231-70050-02S MB TO SW PCB 7×1.05 PVC WIRE 50MM BLACK...
Page 27 MAIN BOARD SECTION REF.NO. DESCRIPTION PART NO. C24. CAP 0603 102 25V +/-10% SMT 105-03102-63S C25.22. CAP 0.1uF/50V 0603 ±10% SMT 105-03104-63S C21. CAP 1UF/25V 1206 ±10% SMT 105-03105-12S C4.36.27. CAP 0603 105Z/50V ±10% SMT 105-03105-63S C11.39.30.28.8.37.31.34.23. CHIP CAP 0603 15P 25V +/-10% SMT 105-03150-63S C10.6.
Page 28 KEY BOARD SECTION REF.NO. DESCRIPTION PART NO. 312-T4305-601S KB 379-T2303-04 HC49S 27.000MHZ 20PF 30PPM 104-00027-00S CAP 0402 104P 25V ±10% SMT 105-03104-402S E.CAP(insert) 1UF/50V (φ3X5mm) 106-50105-02S CZB4015-OL443-S MIC 114-43000-00S BL30007 ENCODER 118-00343-00S (EC110202I2D-HA1-000) VOL φ3.5MM JACK 4PIN BLACD 216-00035-10S Control switch 4PIN H=7MM 4X4X7MM 216-01105-00S SWITCH（foot）SY-1150-041 216-01510-03S...
Page 29 KEY BOARD SECTION REF.NO. DESCRIPTION PART NO. CAP 2.2UF ±10% 0603 SMT 105-03225-63S C122.120.126.123.10. CAP 47UF/6.3V 1206 ±10% SMT 105-03476-12S C109. 1UF/50V/±10% 1206 105-50105-12S R51.55.54. RES 0603 0Ω ±5% SMT 107-10000-63S RES 0805 0Ω ±5% SMT 107-10000-85S R141. RES 0603 10R +/-5% SMT 107-10100-63S R114.86.138.
Page 30 SERVO BOARD SECTION REF.NO. DESCRIPTION PART NO. 312-D8000-670S SMT 313-D3940-004S 379-T2080-05 Q2.3 TR CHIP 2SK 3018 101-03018-00S Q1,27 2N3904 SOT23 101-03904-00S Q4 5 TR 3CA8550M (SOD-23) SMT 101-08550-04S D36 35 DIODE IN-4001 (SOD-106) M1. 102-04001-01S D2 37 1,13 1206 1N4148 +/-5% SMT 1206 102-04148-12S ZENER DIODE 4.3V SMT 1206 +/-5% 102-50043-00S...
Page 31 SERVO BOARD SECTION REF.NO. DESCRIPTION PART NO. R216,215,214,217 RES 0603 1Ω ±5% SMT 107-10010-63S RES 0805 1Ω 1/10W ±5% SMT 107-10010-85S R212 213 RES 4.7Ω ±5% 0603 SMT 107-10047-63S RES 6.8Ω ±5% 0603 SMT 107-10068-63S R275 277 265 RES 0603 100Ω ±5% SMT 107-10101-63S R232 231 222 37 24 10 RES 0603 1KΩ...
Page 32 BLUETOOTH BOARD REF.NO. DESCRIPTION PART NO. IC F4558 SOP(FORCING) 103-04558-26S CHIP IC XC6204B182MR STO-25 103-06204-18S IC SMT XC6204B252MR 103-06204-25S IC SMT XC6204B332MR 103-06204-33S BLUETOOTH SERIES {GL-8A} 3.3/1.8V 103-GL08A-33S 20X13X2 C24. CAP 0603 102 25V +/-10% SMT 105-03102-63S C25.22. CAP 0.1uF/50V 0603 ±10% SMT 105-03104-63S C21.
Page 33: Trouble Shooting
TROUBLE SHOOTING Before going through the check list, check wiring connection. If any of the problems persist after check list has been made, consult your nearest service dealer. SYMPTOM CAUSE SOLUTION If the power supply is properly connected to the car accessory The car ignition switch is terminal,switch the ignition key not on...