KX-TG7851UAB, KX-TG7851UAH, KX-TG7861UAB, KX-TGA785RUB, KX-TGA785RUH - Panasonic Telephone Service Manual (repair manual). Page 17

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17
KX-TG7851UAB/KX-TG7851UAH/KX-TG7861UAB/KX-TGA785RUB/KX-TGA785RUH
SIGNAL ROUTE
ROUTE
IN
OUT
SIGNAL
Memo/OGM
Recording
(from Handset)
ICM Recording
(from Tel Line)
(BASE UNIT)
from HANDSET ANT1 - C851 –– DA802  
IC501 (RXn)  –– 
ANT2 - C853 –                        IC501 (RXp) –
IC501 (LSRp) - IC601 (5)
(BASE UNIT)
A –––––––– D101 - Q141 - Q161 - R164 - C173 - R178 - IC501 (MICn) - IC501 (SPI_DO) - IC601 (5)
B - P101–
Message Play
(to Handset)
(BASE UNIT)
IC601 (2) - IC501 (SPI_DI)       IC501 (TXp)        C803 -
(BASE UNIT)
IC601 (2) - IC501 (SPI_DI) - IC501 (LSRp) - C184 - Q161 - Q141 - D101        A
Message Play
(to Tel Line)
Message Play
(to Base Unit)
(BASE UNIT)
IC601 (2) - IC501 (SPI_DI)        IC501 (SPp)
IC501 (SPn)
IC501 (TXn)
DA802
 C851 - ANT1
 C853 - ANT2
 to HANDSET
(HANDSET)
from BASE UNIT   ANT -  C801–– IC1 (1)
– IC2 (2)
IC1 (35) - SP (–)
IC1 (37) - SP (+) 
P101 - B
for KX-TG7861 only
(HANDSET)
MIC (+) - C13 - IC1 (17)        IC1(86)
MIC (–) - C11 - IC1 (18)          IC1(87)          C859  - C801 - ANT to BASE

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