Speaker Phone Outgoing Signal
Speaker Phone Incoming SignalHandset & Headset Incoming Signal
Handset & Headset Outgoing Signal
The voltage during ON-Hook is indicated.
( ) shows the voltage during OFF-Hook.
KX-TS105B : SCHEMATIC DIAGRAM
Battery Low
3.8V
3.9V
(5.7V)
4.2V
(5.8V)
4.5V
(6.3V)
3.7V
(3.7V)
(6.3V)
R115
0
R185
0
390K100K
R100
180
VOUT VCC
3
R315
0
(1~4) (5) (6) (7~9) (11~13) (14~17) (21~24) (25~26) (28~29)(10) (18)(19) (20) (27) (30) (31) (32) (33)
IC201
IC1
IC304
IC302
IC303
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