JVC-RXES9SL-hccc-sm维修电路原理图.pdf
《JVC-RXES9SL-hccc-sm维修电路原理图.pdf》由会员分享,可在线阅读,更多相关《JVC-RXES9SL-hccc-sm维修电路原理图.pdf(49页珍藏版)》请在收音机爱好者资料库上搜索。
1、SERVICE MANUAL COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LIMITED No.MB127 2003/12 HOME CINEMA CONTROL CENTER MB127200312 RX-ES9SL TABLE OF CONTENTS 1PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2、 . 1-3 2SPECIFIC SERVICE INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5 3DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3、. . 1-6 4ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12 5TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4、. . . . . . . 1-13 Area Suffix B - U.K. E - Continental Europe EN - Northern Europe RadioFans.CN 收音机爱 好者资料库 1-2 (No.MB127) SPECIFICATION Designs furthermore the manufacturer cannot accept responsibility for personal injury or property damage resulting therefrom. (3) Essential safety critical compone
5、nts are identified by ( ) on the Parts List and by shading on the schematics, and must never be replaced by parts other than those listed in the manual. Please note however that many electrical and mechanical parts in the product have special safety related characteristics. These characteristics are
6、 often not evident from visual inspection. Parts other than specified by the manufacturer may not have the same safety characteristics as the recommended replacement parts shown in the Parts List of the Service Manual and may create shock, fire, or other hazards. (4) The leads in the products are ro
7、uted and dressed with ties, clamps, tubings, barriers and the like to be separated from live parts, high temperature parts, moving parts and/or sharp edges for the prevention of electric shock and fire hazard. When service is required, the original lead routing and dress should be observed, and it s
8、hould be confirmed that they have been returned to normal, after re-assembling. 1.5.1Warning (1) Service should be performed by qualified personnel only. (2) This equipment has been designed and manufactured to meet international safety standards. (3) It is the legal responsibility of the repairer t
9、o ensure that these safety standards are maintained. (4) Repairs must be made in accordance with the relevant safety standards. (5) It is essential that safety critical components are replaced by approved parts. (6) If mains voltage selector is provided, check setting for local voltage. Burrs formed
10、 during molding may be left over on some parts of the chassis. Therefore, pay attention to such burrs in the case of preforming repair of this system. (No.MB127)1-5 SECTION 2 SPECIFIC SERVICE INSTRUCTIONS This service manual does not describe SPECIFIC SERVICE INSTRUCTIONS. 1-6 (No.MB127) SECTION 3 D
11、ISASSEMBLY 3.1Main body section 3.1.1Removing the top cover (See Figs.1 and 2) (1) From the back side of the main body, remove the three screws A attaching the top cover. (See Fig.1) (2) From the both sides of the main body, remove the four screws B attaching the top cover. (See Fig.1) (3) Remove th
12、e top cover by moving up the back part of the top cover and release the six joints a using a longer driver from the inside. (See Fig.2.) Note: Do not damage any part and board inside the main body when releasing the joints a using a longer driver. Fig.1 3.1.2Removing the front panel assembly (See Fi
13、gs.2 to 4.) Prior to perform the following procedures, remove the top cov- er. (1) From the top side of the main body, cut the tie bands and disconnect the wire from the connector CN451 on the main board. (See Fig.2.) (2) From the bottom side of the main body, remove the four screws C attaching the
14、front panel assembly. (See Fig.3.) (3) From the both sides of the main body, release the joints b and remove the front panel assembly in the direction of the arrow. (See Fig.4.) (4) From the top side of the main body, remove the screw D at- taching the earth wire on the DC power board. (See Fig.2.)
15、References: After attaching the front panel assembly, bundling the wires using the new tie bands. When attaching the screw D, attach the earth wire with it. Fig.3 Fig.2 Fig.4 A Bx2Bx2 Top cover C Front panel assembly CN451 Main board Front panel assembly Joints a Tie bands Earth wire D DC power boar
16、d Front panel assembly Joint b (No.MB127)1-7 3.1.3Removing the tuner (See Figs.5 and 6.) Prior to perform the following procedures, remove the top cov- er. (1) From the top side of the main body, disconnect the card wire from the connector CN1 on the tuner. (See Fig.5.) (2) From the back side of the
17、 main body, remove the two screws E attaching the tuner to the rear panel. (See Fig.6.) Fig.5 Fig.6 3.1.4Removing the rear panel (See Fig.7) Prior to perform the following procedures, remove the top cover. (1) From the back side of the main body, remove strain relief from the rear panel in the direc
18、tion of the arrow. (2) Remove the twenty screws F attaching the rear panel. Fig.7 3.1.5Removing the digital input board (See Fig.8) Prior to perform the following procedures, remove the top cov- er, tuner and rear panel. Reference: Remove the tuner as required. (1) From the top side of the main body
19、, remove the connector CN521 on the digital input board in an upward direction. (2) From the reverse side of the digital input board, disconnect the card wire from the connector CN522 on the digital input board. Fig.8 Card wire Tuner CN1 ERear panel F F Rear panel Strain relief Digital input board C
20、N522CN521 1-8 (No.MB127) 3.1.6Removing the digital output board (See Fig.9) Prior to perform the following procedures, remove the top cov- er, tuner, rear panel and digital input board. Reference: Remove the tuner as required. (1) Disconnect the card wires from the connectors CN513 and CN514 on the
21、digital output board. (2) Remove the screw G attaching the digital output board. Fig.9 3.1.7Removing the AC power supply board (See Fig.10) Prior to perform the following procedures, remove the top cov- er and tuner. (1) From the top side of the main body, disconnect the power cord from the connecto
22、r CN203 on the AC power supply board and remove it from the rear panel. (2) Cut the tie bands and disconnect the wire from the connec- tor CN218 on the DC power board. (3) Remove the three screws H attaching the AC power supply board. (4) Disconnect the wire from the connector CN202 on the AC power
23、supply board and remove the wire holders from the reverse side of the AC power supply board. Reference: When attaching the three screws H, attach the wire holder with it. Fig.10 Card wires Digital output board CN513 CN514 G CN202 CN203 DC power board Power cord CN218 AC power supply board Wire holde
24、r Rear panel Tie bands H H Wire holder Wire holder (No.MB127)1-9 3.1.82.1.8 Removing the power transformer (See Fig.11) Prior to perform the following procedures, remove the top cov- er and front panel assembly. (1) From the top side of main body, disconnect the wire from the connector CN202 on the
- 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:
- JVC RXES9SL hccc sm 维修 电路 原理图