Service Manuals, User Guides, Schematic Diagrams or docs for : . Rare and Ancient Equipment Vitek Car Audio Vitek VT-3621 VT-3621 CD VT-3621 (CD3987-OIRT) SERVICE-MANUAL
<< Back | HomeMost service manuals and schematics are PDF files, so You will need Adobre Acrobat Reader to view : Acrobat Download Some of the files are DjVu format. Readers and resources available here : DjVu Resources
For the compressed files, most common are zip and rar. Please, extract files with Your favorite compression software ( WinZip, WinRAR ... ) before viewing. If a document has multiple parts, You should download all, before extracting.
Good luck. Repair on Your own risk. Make sure You know what You are doing.
Image preview - the first page of the document
>> Download VT-3621 (CD3987-OIRT) SERVICE-MANUAL documenatation <<
Text preview - extract from the document
SERVICE MANUAL
45x4WATTS
MODEL:VT-3621
2004-3-1 WiWi Industries Limited
Buyer: VITEK Engineering Department
Model: CD-3987 Bill of Materials
Title: VT-3621 PLL AM/FM OIRT RADIO CD-MP3 CAR CD PLAYER W/45Wx4 POWER,2-LINEOUT
Checked By:(Elect) C.K.HAN Checked By:(Mech)_________________Approved By:___________________
NO ITEM CODE DESCRIPTION QTY SYMBOL
1 001-3984S-N80 P.C.B MAIN BOARD 1
2 001-0000S-B90 P.C.B FILTER BOX 1
3 002-07900-H00 I.C DSC-7900 1
4 002-2313L-B00 I.C PT2313L 1 IC
5 002-04558-G00 I.C TJM4558 2
6 002-01140-A09 I.C LA1140 1 IC201
7 002-03370-A09 I.C LA3370 1 IC301
8 002-07384-J06 I.C TDA7384 1 U1
9 002-07035-T00 I.C KIA7035 1 Q30
10 002-78L05-F00 I.C KIA78L05 1 Q29
Q12.24.25.6.17.4
11 003-3199Y-H03 TRANSISTOR C3199 NPN TO-92S 14 18.19.20.13.7.33.3.37
12 003-01303-D00 TRANSISTOR D1303 4 Q1.8.9.10
13 003-01368-C00 TRANSISTOR B1368 1 Q23
14 003-01923-A00 TRANSISTOR C1923 1 Q2
15 003-0966Y-A02 TRANSISTOR A966 1 Q11
16 003-1267Y-A00 TRANSISTOR KTA1267Y 2 Q5.36
17 003-1271Y-A03 TRANSISTOR A1271 1 Q14
18 003-3203Y-D03 TRANSISTOR C3203 3 Q15.26.28
19 004-04001-000 DIODE IN4001 1 FILTER BOX
D1.4.6.7.10.11.41.25.27.
16.17.3.12.34.35.39.28.31.
20 004-04148-000 DIODE IN4148 23 23.21.8.13.14
21 005-00039-A00 ZENER DIODE 1/2W 3.9V 1 ZD7
22 005-00075-A00 ZENER DIODE 1/2W 7.5V 1 ZD6
PAGE 1 OF 11
NO ITEM CODE DESCRIPTION QTY SYMBOL
23 005-00100-A00 ZENER DIODE 1/2W 10V 2 ZD5.3
24 005-00051-A00 ZENER DIODE 1/2W 5.1V 3 ZD1.2.?
25 006-04500-000 CRYSTAL 4.5MHz 1 ZT1
26 007-05046-7GY I.F.T 7x7mm K5046 GREY 1 T1
27 009-02027-A02 TUNER FM (OIRT) KCF-2027F/SV 1
28 009-1019A-A01 TUNER AM CET-1019A 1
29 010-A0222-000 CHOCK COIL 22mH 1 L1
30 011-A010F-200 RES 1/2W +-5% 1 OHM 1 R168
31 011-A220D-200 RES 1/4W +-5% 22 OHM 1 R54
32 011-A100A-200 RES 1/16W +-5% 10 OHM 2 R98.116
33 011-A101A-200 RES 1/16W +-5% 100 OHM 3 R118.119.120
D5.R37.38.26.96.81.
34 011-A102A-200 RES 1/16W +-5% 1K OHM 12 88.32.83.34.144.1
R86.101.77.64.141.
148.149.142.140.4.115.117.
35 011-A103A-200 RES 1/16W +-5% 10K OHM 20 33.60.61.56.73.41.150.70
36 011-A104A-200 RES 1/16W +-5% 100K OHM 3 R97.99.21
37 011-A105A-200 RES 1/16W +-5% 1M OHM 2 R103.107
38 011-A122A-200 RES 1/16W +-5% 1.2K OHM 2 R134.135
39 011-A123A-200 RES 1/16W +-5% 12K OHM 2 R153.66
40 011-A152A-200 RES 1/16W +-5% 1.5K OHM 4 R85.87.82.79
41 011-A153A-200 RES 1/16W +-5% 15K OHM 2 R12.11
42 011-A151A-200 RES 1/16W +-5% 150 OHM 1 R80
43 011-A182A-200 RES 1/16W +-5% 1.8K OHM 1 R3
44 011-A181A-200 RES 1/16W +-5% 180 OHM 1 R53
45 011-A221A-200 RES 1/16W +-5% 220 OHM 2 R90.22
46 011-A222A-200 RES 1/16W +-5% 2.2K OHM 4 R151.152.95.59
R15.19.114.8.9.10.74.
47 011-A223A-200 RES 1/16W +-5% 22K OHM 14 30.31.45.125.65.94.63
48 011-A224A-200 RES 1/16W +-5% 220K OHM 2 R102.18
49 011-A330A-200 RES 1/16W +-5% 33 OHM 4 R6.28.17.76
50 011-A331A-200 RES 1/16W +-5% 330 OHM 2 R7.5
PAGE 2 OF 11
NO ITEM CODE DESCRIPTION QTY SYMBOL
51 011-A332A-200 RES 1/16W +-5% 3.3K OHM 2 R29.25
52 011-A333A-200 RES 1/16W +-5% 33K OHM 2 R20.40
53 011-A334A-200 RES 1/16W +-5% 330K OHM 3 R23.57.58
54 011-A471A-200 RES 1/16W +-5% 470 OHM 2 R84.91
55 011-A472A-200 RES 1/16W +-5% 4.7K OHM 3 R2.16.75
R89.50.49.69.43.47.154.
56 011-A473A-200 RES 1/16W +-5% 47K OHM 13 42.48.13.27.106.14
R109.127.35.36.128.110.108.
57 011-A562A-200 RES 1/16W +-5% 5.6K OHM 11 126.129.111.100
58 011-A561A-200 RES 1/16W +-5% 560 OHM 3 R156.157.105
59 011-A681A-200 RES 1/16W +-5% 680 OHM 2 R143.147
60 011-A822A-200 RES 1/16W +-5% 8.2K OHM 4 R51.55.46.44
61 011-A820A-200 RES 1/16W +-5% 82 OHM 1 R123
62 011-A821A-200 RES 1/16W +-5% 820 OHM 2 R62.67
63 012-2107C-300 ELEC CAP 100uF 16V 6x7mm 1 C82
64 012-C107C-300 ELEC CAP 100uF 16V 5x11mm 6 C55.74.104.99.52.125
C90.84.
65 012-C105F-300 ELEC CAP 1uF 50V 5x11mm 10 13.21.23.42.15.47.49.67
66 012-B106C-300 ELEC CAP 10uF 16V 4x7mm 1 C18
67 012-C106C-300 ELEC CAP 10uF 16V 5x11mm 5 C63.24.9.102.117
69 012-B335C-300 ELEC CAP 3.3uF 16V 4x7mm 1 C27
70 012-C335C-300 ELEC CAP 3.3uF 16V 5x11mm 1 C22
71 012-B474F-300 ELEC CAP 0.47uF 50V 4x7mm 5 C96.97.98.95.79
72 012-C475F-300 ELEC CAP 4.7uF 50V 5x11mm 11 C33.34.48.105.64.28.29.50.53.54.56
73 012-1476C-300 ELEC CAP 47uF 16V 5x7mm 1 C81
74 012-C476C-300 ELEC CAP 47uF 16V 5x11mm 6 C92.126.35.86.94.91
75 012-E477B-300 ELEC CAP 470uF 10V 6x12mm 1 C87
76 012-P108D-300 ELEC CAP 1000uF 25V 13x20mm 1 FILTER BOX
77 012-U228C-300 ELEC CAP 2200uF 16V 10x30mm 1 C62
78 013-A103A-400 MYLAR CAP +-10% 0.01uF 2 C19.78
79 013-A222A-400 MYLAR CAP +-10% 0.0022uF 1 C14
80 013-A223A-400 MYLAR CAP +-10% 0.022uF 2 C25.26
PAGE 3 OF 11
NO ITEM CODE DESCRIPTION QTY SYMBOL
81 013-A272A-400 MYLAR CAP +-10% 0.0027uF 2 C30.36
82 013-B102A-400 POLY CAP 1000PF 1 C20
83 014-A101C-500 CRE CAP +-10% 100PF 3 C16.11.?
84 014-A102C-500 CRE CAP +-10% 0.001uF 4 C80.58.59.77
85 014-A103C-500 CRE CAP +-10% 0.01uF 5 C40.75.41.106.75
C43.44.45.46.37.38.110.
86 014-A104C-500 CRE CAP +-10% 0.1uF 16 111.65.89.107.66.85.2.127.12
87 014-A121C-500 CRE CAP +-10% 120PF 4 C100.103.31.32
88 014-A150C-500 CRE CAP +-10% 15PF 1 C10
89 014-A222C-500 CRE CAP +-10% 0.0022uF 2 C108.109
90 014-A223C-500 CRE CAP +-10% 0.022uF 6 C61.3.5.4.7.88
91 014-A200C-500 CRE CAP +-10% 20PF 2 C1.39
92 014-A330C-500 CRE CAP +-10% 33PF 1 C101
014-A472C-500 CRE CAP +-10% 0.0047uF 1 C60
93 014-A473C-500 CRE CAP +-10% 0.047uF 1 C6
94 015-H0103-E00 SEMIFIXED 10KB 1 VR3
95 015-H0203-E00 SEMIFIXED 20KB 2 VR2.4
96 015-H0503-E00 SEMIFIXED 50KB 1 VR1
97 016-C0300-000 TRIMMER CAP 30PF 1 C8
98 017-B0107-400 CER FILTER 10.7MJA 2 CF1.2
99 022-C7000-000 FAUSE 7A 1
100 023-A0050-RD0 LED RED 5mm 1 D20
101 025-TA040-385 4P TACT SW 3.85mm 169G/F 1
102 029-B0000-000 ANTENNA JACK DOUBLE SCREW 1
103 033-S1000-BN0 28# 1P SHIELD 100mm 1
104 035-B0400-BK1 JUMPER WIRE #20 40mm BLACK 1
105 035-B0500-RD1 JUMPER WIRE #20 50mm RED 1
035-B0600-BK1 JUMPER WIRE #20 60mm BLACK 1
106 034-A1612-006 I.S.O 16P W/WIRE 12P 1
107 036-D0125-250 25P CONNECTOR PITCH P=1.25mm 1
PAGE 4 OF 11
NO ITEM CODE DESCRIPTION QTY SYMBOL
108 036-J0250-120 DETACHABLE CON 12P SOCKET 1
109 037-G0300-203 RCA 2xSH L=300mm GREY W/O H'ING 1
110 042-30010-000 FUSE HOLDER 2
111 201-EI240-000 CHOKE TRANS EI-24 1
112 221-S0040-040 BARE WIRE D=0.4x40mm 70
113 230-100BK-100 PLASTICTIE L=100mm 2
114 231-P0060-130 RUBBER TUBE PVC D=13 L=50mm 1.0mm 1
FRONT PCB
115 001-3987D-S20 P.C.B FRONT BOARD 1
116 002-75823-H00 I.C LC75823ED 1 U1
117 008-80235-C00 LCD DISPLAY 80235BMTTN 1
118 011-S000A-200 0805 RES CHIP +-5% 0 OHM 1 R33
119 011-S102A-200 0805 RES CHIP +-5% 1K OHM 2 R21.10
120 011-S152A-200 0805 RES CHIP +-5% 1.5K OHM 2 R22.11
121 011-S181A-200 0805 RES CHIP +-5% 180 OHM 2 R16.5
122 011-S221A-200 0805 RES CHIP +-5% 220 OHM 3 R3.6.17
123 011-S222A-200 0805 RES CHIP +-5% 2.2K OHM 2 R23.12
124 011-S331A-200 0805 RES CHIP +-5% 330 OHM 2 R7.18
125 011-S332A-200 0805 RES CHIP +-5% 3.3K OHM 2 R24.13
126 011-S471A-200 0805 RES CHIP +-5% 470 OHM 2 R8.19
127 011-S472A-200 0805 RES CHIP +-5% 4.7K OHM 4 R25.14.30.31
128 011-S513A-200 0805 RES CHIP +-5% 51K OHM 1 R15
129 011-S681A-200 0805 RES CHIP +-5% 680 OHM 8 R28.20.27.9.1.2.4.29
130 011-S822A-200 0805 RES CHIP +-5% 8.2K OHM 1 R26
131 014-S104C-500 0805 CRE CAP +-10% 0.1uF 2 C1.2
132 014-S681C-500 0805 CRE CAP +-10% 680PF 1 C3
133 023-D0000-BE0 0603 LED BJS170TS-JPH BLUE 10
134 023-B0234-WE2 LED Super Bright 2x3x4 MWB75TA-4E WHITE 2
135 025-TA020-430 TACT SW 2P 4.3mm 180G 12
PAGE 5 OF 11
NO ITEM CODE DESCRIPTION QTY SYMBOL
136 025-TA02S-430 TACT SW 2P 4.3mm SMD 180G 6
137 036-H0250-120 DETACHABLE CON 12P PLUG P=2.5mm 1
VOL 12mm Encoder Sw 30DET 15PUS
138 049-E1141-050 E1141A3A L=11.5mm 1
CDP BOARD ASSEMBLY
139 001-3895D-C20 P.C.B CDP MP3 BOARD 1
140 002-0016M-P00 I.C 16M DRAM 1 U5
141 002-09226-S01 I.C SIL9226X 1
142 002-09276-H00 I.C S5L9276 1
143 002-09290-G01 I.C S5L9290 1
144 002-04001-A01 I.C KA9259D/IP4001 1
145 003-01504-B03 TRANSISTOR KTA1504S GR (SMD TYPE) 1 Q1
146 003-01576-S07 TRANSISTOR 2SA1576 SMD 5 Q2.5.6.3.4
147 004-04148-000 DIODE IN4148 5 D3.4.5.1.2
148 004-SR23G-000 PHOTO DIODE SR-23G 2 LED3.4
149 006-16934-000 CRYSTAL 16.9344MHz (2PIN) 1
150 011-S000A-200 RES CHIP ◦ Jabse Service Manual Search 2026 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo