Panasonic KX-TDA100BX Service Manual page 15

KX-TDA100BX
6. Remove the RS-232C Connector and LED Connector from Back
Board 1.
7. Remove eight Screws (C).
8. Remove Back Board 1.
9. Remove the LED Connector from Back Board 2.
10. Remove the Screw (C).
11. Remove Back Board 2.
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