Read Panasonic SV-AS10EB / SV-AS10EG / SV-AS10GC / SV-AS10GN (serv.man2) Service Manual online
7.6. CSP REMOVAL PROCEDURE
CPU removal complete
CSP
SPOT HEATER
BOARD WAMER
Both of tools are turned on.
Wait for at least 5 minutes to stabilize the hot air temperature.
Leave the board warmer shutter open.
Moving the PCB support plate, and then align the CSP
of the repair board over the reflow hole.
of the repair board over the reflow hole.
Wait for approx. 90 seconds to preheat the PCB.
Adjust the blower using the knobs of the stay so that the tip of the blower nozzle, fixed to the blower holder,
moves as close as possible to the CSP surface.
moves as close as possible to the CSP surface.
NOTE: Be careful not to touch the PCB surface or adjacent parts.
Heat for approx.
90 seconds.
90 seconds.
Solder
melts.
melts.
Move the nozzle tip
as close as possible
to the CSP surface.
as close as possible
to the CSP surface.
PCB
NOTE: Pay attention to the hot air
blown from above and below.
blown from above and below.
Blower
Nozzle for CSP
Shutter
PCB holder or
support plate
support plate
Moving the CSP nozzle, draw up the CSP by
suction with the Vacuum PIC.
suction with the Vacuum PIC.
Change the size of the pat on the Vacuum
PIC tip according to the IC.
PIC tip according to the IC.
Pad size of vacuum PIC
L size
M size
S size
NOTE: 1. Be careful of the CSP is hotted.
2. Do not use ordinary tweezers.
Remove the PCB from the plate in applox. 30 seconds
after closing the Board Warmer shutter.
30 seconds ----- A standard time necessary for the solder
becomes solid on the board.
after closing the Board Warmer shutter.
30 seconds ----- A standard time necessary for the solder
becomes solid on the board.
After removing the PCB, open the Board Warmer shutter.
CSP removal complete
Do not reuse of the removed CSP
12
SV-AS10EB / SV-AS10EG / SV-AS10GC / SV-AS10GN
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