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Model
KX-TG6621RUB KX-TG6621RUM KX-TG6621UAB KX-TG6621UAM KX-TG6621CAB KX-TG6621CAM KX-TG6622CAB KX-TGA661RUB KX-TGA661RUM
Pages
91
Size
4.36 MB
Type
PDF
Document
Service Manual
Brand
Device
Telephone / DIGITAL CORDLESS ANSWERING SYSTEM
File
kx-tg6621rub-kx-tg6621rum-kx-tg6621uab-kx-tg6621ua.pdf
Date
PREV: Panasonic KX-TG6612RUB / KX-TG6612RUM / KX-TGA661RUB / KX-TGA661RUM (serv.man2) Service Manual / Supplement

Panasonic KX-TG6621RUB / KX-TG6621RUM / KX-TG6621UAB / KX-TG6621UAM / KX-TG6621CAB / KX-TG6621CAM / KX-TG6622CAB / KX-TGA661RUB / KX-TGA661RUM Service Manual ▷ View online

45
KX-TG6621RU/KX-TG6621UA/KX-TG6621CA/KX-TG6622CA/KX-TGA661RU
ԝ
Remove the 2 screws to
remove the operational P.C. board. 
Operational P.C. board
ԝ
2 screws
Ԝ
Remove the parallel wire and screw to remove
the main P.C. board.
Ԝ
Parallel wire
Main P.C. board
Ԝ
screw
ԛ
Remove the screw to remove the jack holder.
ԛ
screw
 Jack holder
46
KX-TG6621RU/KX-TG6621UA/KX-TG6621CA/KX-TG6622CA/KX-TGA661RU
10.1.2. Handset
Ԙ
Remove the 2 screws.
ԙ
Insert a plastic card. 
(Ex. Used SIM card etc.) 
between the cabinet body 
and the cabinet cover, then 
pull it along the gap to open 
the cabinet.
Ԛ
Likewise, open the other
side of the cabinet.
ԛ
Remove the cabinet cover 
by pushing it upward.
Ԝ
Remove the solders and tape.
ԝ
ԝ
Remove the screw to remove 
the main P. C. board.
Main P.C. board
Ԝ
Screw
Cabinet cover 
Cabinet body 
Cabinet cover 
2 screws
Ԙ
Solders and
Tape
47
KX-TG6621RU/KX-TG6621UA/KX-TG6621CA/KX-TG6622CA/KX-TGA661RU
10.1.3. Charger Unit
Ԙ
Remove the screw to remove
the cabinet cover.
Ԛ
Remove the solders to remove
the 2 charge terminals.
Ԙ
Screw
Ԛ
Solders
Main P.C. board
2 charge terminals
ԙ
Insert a plastic card. (Ex. Used SIM card etc.) 
      between the cabinet body 
      and the cabinet cover, then 
      pull it along the gap to open 
      the cabinet.
Cabinet cover 
Cabinet body 
ԙ
Plastic card
48
KX-TG6621RU/KX-TG6621UA/KX-TG6621CA/KX-TG6622CA/KX-TGA661RU
10.2. How to Replace the Base Unit LCD
Ԙ
ԙ
Fit the heatseal of a new LCD.
Rubber of Soldering Iron
(Part No. PQZZ430PRB)
Tip of Soldering Iron
(Part No. PQZZ430PIR)
Heatweld with the tip of the soldering 
iron about 5 to 8 seconds 
(in case of 60W soldering iron).
New LCD
Operational P.C.B.
0.2mm
0.2mm
If interval tolerance between center lines
is less than 0.2 mm, it is o.k.
Horizontal Interval
Tolerance
Vertical Interval
Tolerance
OK
NG
NG
NG
(Horizontal interval tolerance is
 more than 0.2 mm.)
(Vertical interval tolerance is
 more than 0.2 mm.)
(Inclined)
Page of 91
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