Toshiba 13A26C Руководство по эксплуатации - Страница 16
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2.
REMOVAL AND INSTALLATION OF
FLAT PACKAGE IC
REMOVAL
1.
Put Masking Tape (cotton tape) around the Flat Package
IC to protect other parts from any damage.
(Refer to Fig. 2-1.)
NOTE
Masking is carried out on all the parts located within 10
mm distance from IC leads.
Masking Tape
(Cotton Tape)
2.
Heat the IC leads using a blower type IC desoldering
machine. (Refer to Fig. 2-2.)
NOTE
Do not rotate or move the IC back and forth , until IC
can move back and forth easily after desoldering the
leads completely.
IC
DISASSEMBLY INSTRUCTIONS
IC
Fig. 2-1
Blower type IC
desoldering machine
Fig. 2-2
B2-1
3.
When IC starts moving back and forth easily after
desoldering completely, pickup the corner of the IC using a
tweezers and remove the IC by moving with the IC
desoldering machine. (Refer to Fig. 2-3.)
NOTE
Some ICs on the PCB are affixed with glue, so be
careful not to break or damage the foil of each IC leads
or solder lands under the IC when removing it.
Tweezers
IC
4.
Peel off the Masking Tape.
5.
Absorb the solder left on the pattern using the Braided
Shield Wire. (Refer to Fig. 2-4.)
NOTE
Do not move the Braided Shield Wire in the vertical
direction towards the IC pattern.
Braided Shield Wire
Blower type IC
desoldering
machine
Fig. 2-3
Soldering Iron
IC pattern
Fig. 2-4
13A26/13A26C