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Fast delivery, excellent resolution and complete. And above all, the best price ever !
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Vielen Dank,
das war eine prima Sache. Habe das Serviceheft nach 3 Stunden herunterladen können. Qualität OK. Hat mir mit Erfolg bei der Fehlersuche und Reparatur meines
Nordmende Galaxy Mesa 9000 geholfen. Ich kann diesen Service bestens weiterempfehlen
A very good service.
Thank You!
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everything i needed. it was easy to get. and this site is now my go to site for manuals.
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Quality as promised it arrived fast. No problems what so ever
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Good scan, very handy and it also includes the user manual. 122 pages in total.
AV-21LS AV-21LH
AV-21LX AV-2108TEE
REPLACEMENT OF CHIP COMPONENT
a CAUTIONS
1. 2. 3. 4. Avoid heating for more than 3 seconds. Do not rub the electrodes and the resist parts of the pattern. When removing a chip part, melt the solder adequately. Do not reuse a chip part after removing it.
a SOLDERING IRON
1. Use a high insulation soldering iron with a thin pointed end of it. 2. A 30w soldering iron is recommended for easily removing parts.
a REPLACEMENT STEPS
1. How to remove Chip parts
Resistors, capacitors, etc. (1) As shown in the figure, push the part with tweezers and alternately melt the solder at each end.
2. How to install Chip parts
Resistors, capacitors, etc. (1) Apply solder to the pattern as indicated in the figure.
(2) Grasp the chip part with tweezers and place it on the solder. Then heat and melt the solder at both ends of the chip part. (2) Shift with tweezers and remove the chip part.
Transistors, diodes, variable resistors, etc. (1) Apply extra solder to each lead.
Transistors, diodes, variable resistors, etc. (1) Apply solder to the pattern as indicated in the figure. (2) Grasp the chip part with tweezers and place it on the solder. (3) First solder lead A as indicated in the figure.
SOLDER
SOLDER
A B
(2) As shown in the figure, push the part with tweezers and alternately melt the solder at each lead. Shift and remove the chip part.
C
(4) Then solder leads B and C.
A B C
Note : After removing the part, remove remaining solder from the pattern.
12
No. 51849
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