Panasonic WJ-RT416 Series Service Manual

Also see for WJRT416 - 16CH DIGITAL RECORDER: Reference Reference Manual Network operating instructions Specifications

CAUTIONRISK OF ELECTRIC SHOCKDO NOT OPENCAUTION:TO REDUCE THE RISK OF ELECTRIC SHOCK,DO NOT REMOVE COVER (OR BACK). NO USERSERVICEABLE PARTS INSIDE.REFER SERVICING TO QUALIFIED SERVICEPERSONNEL.This symbol warns the user that uninsulated voltage withinthe unit may have sufficient magnitude to cause electricshock. Therefore, it is dangerous to make any kind of contactwith any inside part of this unit.This symbol alerts the user that important literature concerningthe operation and maintenance of this has been included.Therefore, it should be read carefully in order to avoidany problems.T here are special components used in this equipment which are important for safety. These parts are indicatedby the ” Y ” mark on the schematic diagram and the replacement parts list. It is essential that these criticalparts should be replaced with manufacturer's specified parts to prevent X-radiation, shock, fire, or other hazards.Do not modify the original design without permission of manufacture.IMPORTANT SAFETY NOTICEAbout Lead Free Solder (PbF)Distribution of PbF PCB:PCBs (manufactured) using lead free solder (PbF) will have a stamp on the PCB.Caution:8 Lead free solder has a higher melting point than standard solder. Typically the melting points is 35 °C – 40 °C(95 °F – 104 °F) higher. Please use a soldering iron with temperature control and adjust it to 360 °C – 370 °C(680 °F – 698 °F). In case of using high temperature soldering iron, please be careful not to heat too long.8 Lead free solder will tend to splash when heated too high (600 °C / 1112 °F).8 Lead free solder (Sn - 3.0Ag – 0.5Cu) or equivalents are recommended on repairing our lead free soldered PCB.Y WARNINGThis service information is designed for experienced repair technicians only and is not designed for use by thegeneral public.It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting toservice a product.Products powered by electricity should be serviced or repaired only by experienced professional technicians. Anyattempt to service or repair the product or products dealt with in this service information by anyone else couldresult in serious injury or death.LITHIUM BATTERYWARNINGThe lithium battery in this equipment must only bereplaced by qualified personnel. When necessary, contactyour local Panasonic supplier.CAUTIONDanger of explosion if battery is incorrectly replaced.Replace only with the same or equivalent type recom-mended by the equipment manufacturer. Discard usedbatteries according to manufacture's instructions.