18
KX-TG3661JXM/KX-TG3662JXM/KX-TG3668JXM/KX-TG3669JXM/KX-TGA365JXM
Each signal route is as follows.
SIGNAL ROUTE
IN -> ROUTE -> OUT
INTERCOM
HANDSET to
CL- HS
HANDSET MIC -> HSMicN/HSMicP -> L8/L9 -> C141/C142 -> R137/R138 ->
-> IC9 (118/114) -> <BASE UNIT RF_RX_ROUTE > -> ANT --->
INTERCOM
CL- HS to
HANDSET
--->ANT. -> <BASE UNIT_RF_TX_ROUTE > -> IC9 (110/111) -> (LSR+/-) ->
-> R56/R55 -> L11/L10 -> HSRCVP/HSRCVN -> HANDSET RECEIVER
HOLD MELODY
TO TEL LINE
IC9 (ToneGen3 -> 100) -> (LINE OUT) -> C38 -> R49 -> Q13 -> C33 -> Q9 ->
-> Q3 -> D3 -> LF1 -> TEL JACK
DTMF SIGNAL
TO TEL LINE
IC9 (ToneGen1_DTMF -> 100) -> (LINE OUT) -> C38 -> R49 ->Q13 -> C33 ->
-> Q9 -> Q3 -> D3 -> LF1 -> TEL JACK
DIAL PULSE MAKE
TO TEL LINE
IC9 (94: L/H) -> (DP) -> R16 -> D5 -> Q2 -> R12 -> Q3/R8 -> D3 -> LF1 ->
-> TEL JACK
RING SIGNAL
DETECTION
TEL JACK ->LF1 -> IC1 (1/8 -> 5/2) -> R13 ->PC1 (1/2 -> 4/3) -> CL7 (BELL) ->
-> R99/R103-> IC9 (63: Ring-Det-I/O)
CALLER ID
DETECTION
TEL JACK -> LF1 -> C20/C21 -> R20/R23 -> C137/C138 -> (CIDIN+/CIDIN-) ->
-> R135/R136 -> IC9 (107/112 -> 113: CIDOUT) -> C82 -> R86 ->
-> IC9 (101 -> FSK-Det/Tone-Det)
---> ANT-> <CL- HS_RF_RX_ROUTE > -> IC1(67/66) -> L401/L400 ->
-> R413/R412 ->RECEIVER
CL- HS MIC -> R408/R409 -> C405/C407 -> R401/R400 -> IC1(72/68) ->
-> <CL-HS_RF_TX_ROUTE > -> ANT --->
Note:
: inside of CL- HS
CL- HS: Cordless handset