LabGruppen Service_Bulletin_2010_no_14_C_X_110420电路图.pdf
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1、 Document type: Created: Page: SERVICE BULLETIN (2010-12-19) Page 1 of 27 THIS DOCUMENT IS CONFIDENTIAL. IT MAY NOT BE REPRODUCED WITHOUT THE WRITTEN PERMISSION OF Lab.gruppen AB 2009 Lab.gruppen AB, Faktorvgen 1, S-434 44 KUNGSBACKA, SWEDEN |. Technical Service Bulletin no. 14 THIS BULLETIN REPLACE
2、S BULLETIN No 8, 9 and 10 Created by: Lab.gruppen AB Service Department Date: 101219 Reference no: C:X Affected models Following models are affected by this technical service bulletin: C5:4X C10:4X C10:8X C20:8X Affected boards/modules AICO4B06a-F01 AICO4B06a-F02 AICO4B06b-F01 AICO4B06b-F02 AICO4B07
3、a-F01 AICO4B07a-F02 AICO4B07b-F01 AICO4B07b-F02 AICO4B07c-F01 AICO4B07c-F02 AICO4BEXT06a-F01 AICO4BEXT06a-F02 AICO4BEXT07a-F01 AICO4BEXT07a-F02 AICO4BEXT07b-F01 AICO4BEXT07b-F02 AICO4BEXT07c-F01 AICO4BEXT07c-F02 A104D-P34001-C A104D-P34001-D SP20F RadioFans.CN 收音机爱 好者资料库 Document type: Created: Page
4、: SERVICE BULLETIN (2010-12-19) Page 2 of 27 THIS DOCUMENT IS CONFIDENTIAL. IT MAY NOT BE REPRODUCED WITHOUT THE WRITTEN PERMISSION OF Lab.gruppen AB 2009 Lab.gruppen AB, Faktorvgen 1, S-434 44 KUNGSBACKA, SWEDEN |. Symptom Fault on one or more channels. MUTE and VHF (indicating fault). Solution Com
5、ponents shall be exchanged on some positions and some additional components shall be added. See below for instruction how to perform the modifications on the different boards. Note SMD components can be purchased by the service centre. Just make sure it is the exact same brand, model and type as des
6、cribed in the instruction below. Please note that there is different instruction on how to modify the A104-board depending on if it is revision C or D on the board. When doing service on a C:X Series the modifications according to this service bulletin shall be made if not already done. When modifyi
7、ng a C:X Series amplifier according to this bulletin it shall be reported as an extra component repair according to service agreement. This means that the fee for repairing will be twice the sum in the agreement. RadioFans.CN 收音机爱 好者资料库 Document type: Created: Page: SERVICE BULLETIN (2010-12-19) Pag
8、e 3 of 27 THIS DOCUMENT IS CONFIDENTIAL. IT MAY NOT BE REPRODUCED WITHOUT THE WRITTEN PERMISSION OF Lab.gruppen AB 2009 Lab.gruppen AB, Faktorvgen 1, S-434 44 KUNGSBACKA, SWEDEN |. Instruction for AICO4B modification Part No. Description Amount Info Pos 20V3.25W5% Diode Zener 20V 3.25W 5%. SOT57, Ma
9、nufacture BZT03C20 2 D422, D423 15V1.3W5% Diode Zener 15V 1.3W 5% Manufacture BZT03-C15 2 D424, D425 Added components: D422, D423, Diode Zener 20V 3.25W 5%. Added components, D424, D425: Diode Zener 15V 1.3W 5%. Hose! RadioFans.CN 收音机爱 好者资料库 Document type: Created: Page: SERVICE BULLETIN (2010-12-19
10、) Page 4 of 27 THIS DOCUMENT IS CONFIDENTIAL. IT MAY NOT BE REPRODUCED WITHOUT THE WRITTEN PERMISSION OF Lab.gruppen AB 2009 Lab.gruppen AB, Faktorvgen 1, S-434 44 KUNGSBACKA, SWEDEN |. Solder jumper 0,8mm outside diameter. See yellow lines. Make sure short circuit to other solder pads is avoided! C
11、heck that cables are still soldered correctly. (It may from heat from soldering on opposite side come out of its position.) Document type: Created: Page: SERVICE BULLETIN (2010-12-19) Page 5 of 27 THIS DOCUMENT IS CONFIDENTIAL. IT MAY NOT BE REPRODUCED WITHOUT THE WRITTEN PERMISSION OF Lab.gruppen A
12、B 2009 Lab.gruppen AB, Faktorvgen 1, S-434 44 KUNGSBACKA, SWEDEN |. Instruction for AICO4B Ext modification Part No. Description Amount Info Pos R0.8 Resistor Jumper 0r D.8 8 Solder jumper 0,8mm outside diameter. See yellow lines. Check that cables are still soldered correctly. (It may from heat fro
13、m soldering on opposite side come out of its position.) Document type: Created: Page: SERVICE BULLETIN (2010-12-19) Page 6 of 27 THIS DOCUMENT IS CONFIDENTIAL. IT MAY NOT BE REPRODUCED WITHOUT THE WRITTEN PERMISSION OF Lab.gruppen AB 2009 Lab.gruppen AB, Faktorvgen 1, S-434 44 KUNGSBACKA, SWEDEN |.
14、Instruction for A104D-P34001-C modification (NOTE that this instruction is only valid for P34001-C) 110407 CL Part No. Description Amount Info Pos 510K.125W 1%0805 Resistor 510K .125W 1% Surface Mounted 0805 4 430K.125W 1%0603 Resistor 430K .125W 1% Surface Mounted 0603 4 R42, R45, R210, R213 100N25
15、0V MKP5%5 Capacitor Polypropylene 100n 250V Mkp 5% 5mm Manufacture 505-MKP20.1/250/5 Wima Polypropylene Film Capacitor 8 C200-201, C204-205, C215-216, C219-220 6p850VC0 G0805 Capacitor 6.8p 50V C0G Surface mounted 0805 8 C105, C110, C116, C117, C118, C119, C120 & C121 IRFB4233 Transistor Mos Power I
16、RFB4233 Manufacture IRFB4233PB International Rectifier 8 Q09, Q10, Q11, Q12, Q27, Q38, Q67, Q68 OPA2227 Manufacture OPA2227UA TEXAS INSTRUMENTS 4 CAA CAB IC9, IC10, IC13, IC22 SBN Sticker BomName 1 Instruction concerning P34001-C Document type: Created: Page: SERVICE BULLETIN (2010-12-19) Page 7 of
17、27 THIS DOCUMENT IS CONFIDENTIAL. IT MAY NOT BE REPRODUCED WITHOUT THE WRITTEN PERMISSION OF Lab.gruppen AB 2009 Lab.gruppen AB, Faktorvgen 1, S-434 44 KUNGSBACKA, SWEDEN |. Remove resistors R42, R45, R210 & R213. Remove capacitors (capacitors may vary) C200-201, C204-205, C215-216 & C219-220. Remov
18、e capacitors C105, C110, C116, C117, C118, C119, C120 & C121 Document type: Created: Page: SERVICE BULLETIN (2010-12-19) Page 8 of 27 THIS DOCUMENT IS CONFIDENTIAL. IT MAY NOT BE REPRODUCED WITHOUT THE WRITTEN PERMISSION OF Lab.gruppen AB 2009 Lab.gruppen AB, Faktorvgen 1, S-434 44 KUNGSBACKA, SWEDE
19、N |. ONLY ON CAA & CAB Remove OPAmp IC9, IC10, IC13, IC22 Document type: Created: Page: SERVICE BULLETIN (2010-12-19) Page 9 of 27 THIS DOCUMENT IS CONFIDENTIAL. IT MAY NOT BE REPRODUCED WITHOUT THE WRITTEN PERMISSION OF Lab.gruppen AB 2009 Lab.gruppen AB, Faktorvgen 1, S-434 44 KUNGSBACKA, SWEDEN |
20、. Mount & solder C105, C110, C116, C117, C118, C119, C120 & C121 with 6,8 pF. Mount & solder 430K 0603 R42, R45, R210 & R213 resistor according to picture. Document type: Created: Page: SERVICE BULLETIN (2010-12-19) Page 10 of 27 THIS DOCUMENT IS CONFIDENTIAL. IT MAY NOT BE REPRODUCED WITHOUT THE WR
21、ITTEN PERMISSION OF Lab.gruppen AB 2009 Lab.gruppen AB, Faktorvgen 1, S-434 44 KUNGSBACKA, SWEDEN |. Mount & solder 510K 0805 resistors at all channels according to picture. Document type: Created: Page: SERVICE BULLETIN (2010-12-19) Page 11 of 27 THIS DOCUMENT IS CONFIDENTIAL. IT MAY NOT BE REPRODU
22、CED WITHOUT THE WRITTEN PERMISSION OF Lab.gruppen AB 2009 Lab.gruppen AB, Faktorvgen 1, S-434 44 KUNGSBACKA, SWEDEN |. ONLY CAA & CAB Mount & solder OPAmp IC9, IC10, IC13, IC22 Solder capacitors 100N250VMKP5%5 at all channels. Document type: Created: Page: SERVICE BULLETIN (2010-12-19) Page 12 of 27
23、 THIS DOCUMENT IS CONFIDENTIAL. IT MAY NOT BE REPRODUCED WITHOUT THE WRITTEN PERMISSION OF Lab.gruppen AB 2009 Lab.gruppen AB, Faktorvgen 1, S-434 44 KUNGSBACKA, SWEDEN |. Apply Sikaflex according to picture. Make sure that Capacitors & Sikaflex do not cover IC. Document type: Created: Page: SERVICE
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