|
90
|
KX-F910BX
YES
YES
YES
YES
No link (Portable handset TX)
No link (Portable handset RX)
NO
NO
NO
YES
YES
YES
NO
NO
Does TALK LED(D10) light up
when the TALK switch of the
portable handset is pressed?
Is the data of the portable
handset output from CPU(IC6)?
Check R159.
Check RF part.
Check around Q2.
Check around
battery, IC6 and
IC4.
NO
Check around
NOISE AMP(IC1).
Is pin 19 of CPU
(IC6) "HIGH"?
Check RF part, IC1
and Q15.
: resolding
Check around
NOISE AMP(IC1).
NO
Check around IC6.
Check around CPU(IC6).
Is the data waveform input to
pin 14 of CPU during charging?
Check around
pins 38~41 of CPU(IC6).
Is signal output to pin 3 of IC1
collector when the data signal
is sent from the base unit?
Does pin 19 of CPU become
LOW when a signal is input?
Is signal input to pin 21
of IC6?
4
5
Содержание KX-F910BX
Страница 1: ......
Страница 103: ... 109 KX F910BX ADJUSTMENT RF Unit Component View TPA TP1 TP2 TP3 GND VC201 PORTABLE HANDSET REFERENCE DRAWING ...
Страница 176: ......
Страница 177: ......
Страница 178: ......
Страница 179: ......
Страница 180: ......
Страница 181: ......
Страница 182: ......
Страница 183: ......
Страница 184: ......
Страница 185: ......
Страница 186: ......
Страница 187: ......
Страница 188: ......
Страница 189: ......
Страница 190: ......
Страница 191: ......
Страница 192: ......
Страница 193: ......
Страница 194: ......
Страница 195: ......
Страница 196: ......
Страница 197: ......
Страница 198: ......
Страница 199: ......
Страница 200: ......
Страница 201: ......
Страница 202: ......
Страница 203: ......
Страница 204: ......
Страница 205: ......
Страница 206: ......
Страница 207: ......
Страница 208: ......
Страница 209: ......
Страница 217: ......