Signal Route - Panasonic KX-TG7622B Service Manual

4.11. Signal Route

SIGNAL ROUTE IN
HANDSET TX
HANDSET MIC - R73/74 - C11/13 - RA4 - IC1(22/23)
- <HANDSET_RF_TX_ROUTE> - ANT. ---
ANT. - <BASE_UNIT_RF_RX_ROUTE> - IC501(2/3 - 27) - C184 - Q161 -Q141
- D101 - L101/[L102-P101] - T/R (TEL LINE)
HANDSET RX
T/R (TEL LINE) - L101/[P101-L102] - D101 - Q141 - R165 - C173 - R178
- IC501(25 - 94/95) - <BASE_UNIT_RF_TX_ROUTE> - ANT
--- ANT. - <HANDSET_RF_RX_ROUTE> - IC1(28/27) - C86 - L74 -
HEADSET_JACK(5 - 4) - R11 - HANDSET SPEAKER
HANDSET HANDSET MIC - R73/74 - C11/13 - RA4 - IC1(22/23)
SP-Phone TX - <HANDSET_RF_TX_ROUTE> - ANT. ---
ANT. - <BASE_UNIT_RF_RX_ROUTE> - IC501(2/3 - 27) - C184 - Q161 -Q141
- D101 - L101/[L102-P101] - T/R (TEL LINE)
T/R (TEL LINE) - L101/[P101-L102] - D101 - Q141 - R165 - C173 - R178
HANDSET
- IC501(25 - 94/95) - <BASE_UNIT_RF_TX_ROUTE> - ANT
SP-Phone RX
--- ANT. -<HANDSET_RF_RX_ROUTE> - IC1(29/31) - Backside SP
HANDSET MIC - R73/74 - C11/13 - RA4 -IC1(22/23)
CELLULAR TX
- <HANDSET_RF_TX_ROUTE> - ANT. ---
ANT. - <BASE_UNIT_RF_RX_ROUTE> - IC501(2/3 - 80)
- IC721(31 - 19) - R781 - ANT_BT - CELL PHONE
CELLULAR RX CELL PHONE - ANT_BT - R781 - IC721(19 - 3) - IC501(81 - 94/95)
- <BASE_UNIT_RF_TX_ROUTE> - ANT
---ANT.- <HANDSET_RF_RX_ROUTE> - IC1(28/27)
- C86 - L74 - HEADSET JACK(5-4) - R11- HANDSET SPEAKER
from BT Headset - ANT_BT - R781 - IC721(19 - 3) - IC501(81 - 27)
Bluetooth
- C184 - Q161 -Q141 - D101 - L101/[L102-P101] - T/R (TEL LINE)
Headset Sound
TX(to Tel Line)
Bluetooth
T/R (TEL LINE) - L101/[P101-L102] - D101 - Q141 - R165 - C173 - R178
Headset Sound - IC501(25 - 80) - IC721(31 - 19) - R781 - ANT_BT - to BT Headset
RX(from Tel Line)
Note:
: inside of Handset
ROUTE
25
KX-TG7622B/KX-TG7623B/KX-TGA410B
OUT