Philips-HTB-5575-D-51-Service-Manual(1) 电路图 维修手册.pdf
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1、TABLE OF CONTENTS Page Service Manual . Mechanical and Dismantling Instructions.3-1 . Software Upgrades .4-1 . Trouble Shooting Chart.5-1 . Wiring Diagram.6-1 . Electrical Diagrams and Print-layouts.7-1 . Set Mechanical Exploded view 100.17 x 191.4 x 125.3 (rear) ? HTB5540: 250 x 1179.1 x 250 mm (fr
2、ont); 100.17 x 191.4 x 125.3 mm (rear) ? HTB5570: 250 x 1179.1 x 250 mm (front/rear) ?Weight: ? HTB5510: 0.63 kg/each (front); 0.60 kg/each (rear) ? HTB5540: 3.64 kg/each (front); 0.61 kg/each (rear) ? HTB5570: 2.18 kg/each (front); 2.21 kg/each (rear) ?Cable length (front): ? HTB5510: 3 m (front);
3、10 m (rear) ? HTB5540: 4 m (front); 10 m (rear) ? HTB5570: 4 m (front); 11 m (rear) Remote control batteries ?2 x AAA-R03-1.5 V Laser ?Laser Type (Diode): InGaN/AIGaN (BD), AIGaInP (DVD/CD) ?Wave length: 405 +7 nm/-7 nm (BD), 655 +10 nm/-10 nm (DVD), 790 +10 nm/-20 nm (CD) ?Output power (Max. rating
4、s): 20 mW (BD), 6 mW (DVD), 7 mW (CD) 1-6 Safety instruction 1. General safety Safety regulations require that during a repair: . Connect the unit to the mains via an isolation transformer. . Replace safety components indicated by the symbol , only by components identical to the original ones. Any o
5、ther component substitution (other than original type) may increase risk of fire or electrical shock hazard. Safety regulations require that after a repair, you must return the unit in its original condition. Pay, in particular, attention to the following points: . Route the wires/cables correctly,
6、and fix them with the mounted cable clamps. . Check the insulation of the mains lead for external damage. . Check the electrical DC resistance between the mains plug and the secondary side: 1) Unplug the mains cord, and connect a wire between the two pins of the mains plug. 2) Set the mains switch t
7、he “on” position (keep the mains cord unplug). 3) Measure the resistance value between the mains plug and the front panel, controls, and chassis bottom. 4) Repair or correct unit when the resistance measurement is less than 1M?. 5) Verify this, before you return the unit to the customer/user (ref. U
8、L-standard no. 1492). 6) Switch the unit “off”, and remove the wire between the two pins of the mains plug. 2.Laser safety This unit employs a laser. Only qualified service personnel may remove the cover, or attempt to service this device (due to possible eye injury). Laser device unit Type : Semico
9、nductor laser GaAlAs Wavelength : 650nm (DVD) : 780nm (VCD/CD) Output power : 7mW (DVD) : 10mW (DVD /CD) Beam divergence: 60 degree Note: Use of controls or adjustments or performance of procedure other than those specified herein, may result in hazardous radiation exposure. Avoid direct exposure to
10、 beam. Safety instruction, Warning & Notes 1- 7 Warning 1.General . All ICs and many other semiconductors are susceptible to electrostatic discharges (ESD). Careless handing during repair can reduce life drastically. Make sure that, during repair, you are at the same potential as the mass of the set
11、 by a wristband with resistance. Keep components and tools at this same potential. Available ESD protection equipment: 1) Complete kit ESD3 (small tablemat, wristband, connection box, extension cable and earth cable) 4822 310 10671. 2) Wristband tester 4822 344 13999. . Be careful during measurement
12、s in the live voltage section. The primary side of the power supply , including the heat sink, carries live mains voltage when you connect the player to the mains (even when the player is “off”!). It is possible to touch copper tracks and/or components in this unshielded primary area, when you servi
13、ce the player. Service personnel must take precautions to prevent touching this area or components in this area. A “lighting stroke” and a stripe-marked printing on the printed wiring board, indicate the primary side of the power supply. . Never replace modules, or components, while the unit is “on”
14、. 2. Laser . The use of optical instruments with this product, will increase eye hazard. . Only qualified service personnel may remove the cover or attempt to service this device, due to possible eye injury. . Repair handing should take place as much as possible with a disc loaded inside the player.
15、 . Text below is placed inside the unit, on the laser cover shield: Notes: Manufactured under licence from Dolby Laboratories. The double-D symbol is trademarks of Dolby Laboratories, Inc. All rights reserved. CAUTION: VISIBLE AND INVISIBLE LASER RADIATION WHEN OPEN, AVOID EXPOSURE TO BEAM. 1-8 ? ?
16、? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? Solder Joint 1-9 Lead-Free requirement for service INDENTIFICATION: Regardless of special logo (not always indicated) One must treat all sets from 1.1.2005 onwards, according next rules. Important note: In fact also products a lit
17、tle older can also be treated in this way as long as you avoid mixing solder-alloys (leaded/ lead-free). So best to always use SAC305 and the higher temperatures belong to this. Due to lead-free technology some rules have to be respected by the workshop during a repair: ? Use only lead-free solder a
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