Line 6 technical bulletins 电路图.pdf
《Line 6 technical bulletins 电路图.pdf》由会员分享,可在线阅读,更多相关《Line 6 technical bulletins 电路图.pdf(33页珍藏版)》请在收音机爱好者资料库上搜索。
1、Customer Service Tel: 818-575-3600 Customer Service Fax: 818-676-1585 Line 6 Inc. 29901 Agoura Rd. Agoura Hills, CA 91301 Tel. 818-575-3600 Fax 818-676-1585 Bulletin 001: Flextone HD Unknown start, up to and including unit 5016 Indications Failure to transmit MIDI Program Change Part Numbers affecte
2、d Q2 on Main Board. 09-10-4401 and Main Board. Tools/Supplies Required Soldering iron, rotary cutting tool Repair Procedure Remove Q2. Cut away excess copper that short-circuits the traces. Replace Q2. Warranty Implications The repair procedure is to be considered a warranty repair. Production Statu
3、s Correction implemented in all current production units. ECO # N/A RadioFans.CN 收音机爱 好者资料库 Customer Service Tel: 818-575-3600 Customer Service Fax: 818-676-1585 Line 6 Inc. 29901 Agoura Rd. Agoura Hills, CA 91301 Tel. 818-575-3600 Fax 818-676-1585 Bulletin 02: Flextone II Date codes affected: Befor
4、e May 15, 00 Indications: Amplifier cuts out after a few minutes of high volume use. Part Numbers affected: 30-51-6063 (output amp heat sink) and 12-30-3886 (output device) Tools/Supplies Required: #2 Phillips screwdriver, heat sink compound Repair Procedure Remove the (4) chassis screws on the top
5、of the amplifier. ! Remove the (2) handle screws. ! Disconnect the speaker leads, remarking the location the leads ! Remove the (2) screws on the bottom of the chassis ! Remove the nuts on the 1/4 phone and the effects send and return jacks ! Slowly pull the bottom plate of the chassis off and when
6、it pulls away, reach in and pull the ribbon connector from the main board. ! Look at the amplifier IC and see if the screw holding the output IC to the heat sink is in straight. If it is you can loosen the screws on the bottom of the heat sink and tighten the screw to 10-12 in lbs. If the screw is n
7、ot straight, you may need to replace the heat sink. Also be sure that there is sufficient heat sink compound on the back of the IC. It should cover the back but not ooze out when the IC is secured tightly. ! Reassemble the unit Warranty Implications: This is considered a warranty issue. Production S
8、tatus: All current production will not exhibit this problem. ECO #: N/A RadioFans.CN 收音机爱 好者资料库 Customer Service Tel: 818-575-3600 Customer Service Fax: 818-676-1585 Line 6 Inc. 29901 Agoura Rd. Agoura Hills, CA 91301 Tel. 818-575-3600 Fax 818-676-1585 Bulletin 03: MM4 and DL4 Date codes affected: R
9、ev 5 and 6 PCBAs Only Indications: When using true bypass mode, the sound that is passed is dull due to high frequency roll-off Part Numbers affected: 03-50-0221 or 03-52-0221 Tools/Supplies Required: #2 Phillips screwdriver and soldering iron Repair Procedure ! Remove the (5) Phillips head screws o
10、n the bottom of the unit ! Remove the 1/4 jack nuts on the back of the unit ! Remove the knobs from the front of the unit ! Remove the (4) screws and the standoff on the PCB and remove PCB ! Remove C1, C23, C24, and C36 by removing the solder with solder wick and lifting one side of the capacitor wi
11、th the soldering iron. Be careful not to heat the part excessively to avoid damaging the traces. ! Reassemble the unit, using the reverse of the disassembly process Warranty Implications: This should be considered a warranty repair. Production Status: All current productions reflect this change ECO
12、# 0011101 Customer Service Tel: 818-575-3600 Customer Service Fax: 818-676-1585 Line 6 Inc. 29901 Agoura Rd. Agoura Hills, CA 91301 Tel. 818-575-3600 Fax 818-676-1585 Bulletin 004: Product Bass POD Date codes affected: Units produced before 06-12-00 Indications: Unit appears to power up but will not
13、 initialize. Remedy: E-Prom replacement with Version 1.2 Part Numbers affected: 45-00-1072 (E-Prom part number) Tools/Supplies Required: #2 Phillips screwdriver, E-Prom removal tool Repair Procedure Rest unit faces down on padded surface. Remove the four- (4) corner chassis screws. Remove back chass
14、is cover. Locate E-Prom, lower right hand corner next to headphone jack and amp model selector Replace with current E-Prom. Test all functions. Re-assemble chassis. Warranty Implications: This is considered a warranty issue. Production Status: All current production will not exhibit this problem. EC
15、O #: N/A Customer Service Tel: 818-575-3600 Customer Service Fax: 818-676-1585 Line 6 Inc. 29901 Agoura Rd. Agoura Hills, CA 91301 Tel. 818-575-3600 Fax 818-676-1585 Bulletin 05: POD Pro Date codes affected: Units Produced Before 6-15-00 Indications: Intermittent power with vibration of the unit. Pa
16、rt Numbers affected Fuse holder; old part number 21-48-9521, change to 21-48-2071 (two per unit) Tools/Supplies Required: #2 Phillips head screwdriver, controlled output soldering station, 4mm Allen wrench, needle nose pliers Repair Procedure: There are two possible solutions for this problem. We ha
17、ve found that pinching the fuse holder to get a better connection has been very effective. The other possibility is to change the fuse holder. This should be done if it is not possible to get a good connection by pinching the fuse holder. You can test the effectiveness of pinching the fuse holder by
18、 vibrating the unit fervently and observing the lights on the front panel to see if they flicker with vibration. The procedure to replace the fuse holder is detailed below. The first steps are the disassembly instructions to access the fuse holder inside the unit. ! To remove the top cover, remove t
19、he (6) #2 Phillips head screws on the top cover. ! To remove the side panel, remove the (2) screws on the back panel, remove the (2) screws on the bottom panel and remove the (2) 4mm Allen head screws on the from panel. ! You can now access the fuse holder. From the solder side of the PCB, apply the
20、 soldering iron to one of the fuse holders and wait for the solder to liquefy. ! With the needle nose pliers, pull the fuse holder out from the component side of the board and repeat the procedure with the second fuse holder. ! You may need to use solder wick or a solder sucker to remove the excess
21、solder from the hole before installing the new fuse holder. ! You will have to cut off one of the legs of the new fuse holder to accommodate the footprint of the PCB ! Once the orientation of the fuse holder is correct, you can solder the new fuse holder in place ! Reassemble the unit and test by vi
22、brating the unit. If there is no fluctuation in the front panel lights, the repair has been successful. Customer Service Tel: 818-575-3600 Customer Service Fax: 818-676-1585 Line 6 Inc. 29901 Agoura Rd. Agoura Hills, CA 91301 Tel. 818-575-3600 Fax 818-676-1585 Warranty Implications: This should be c
23、onsidered a warranty repair. Production Status: This has been addressed in production and all units produced after 6- 15-00 will not have this problem. ECO # 005901 Customer Service Tel: 818-575-3600 Customer Service Fax: 818-676-1585 Line 6 Inc. 29901 Agoura Rd. Agoura Hills, CA 91301 Tel. 818-575-
24、3600 Fax 818-676-1585 Bulletin 006: Spider 112 / 210 Mainboard Revisions affected: Rev 0 through Rev. 5.0 Indications : AC receptacle wired directly to mainboard. (No AC board). Part Numbers affected: 50-00-0080 and 50-00-0082 Repair Procedure : Older versions of Spider 112 and 210 do not have separ
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- Line technical bulletins 电路图
收音机爱好者资料库所有资源均是用户自行上传分享,仅供网友学习交流,未经上传用户书面授权,请勿作他用。



Marshall-9100-62-02-Schematic电路原理图.pdf


