DOWNLOAD Panasonic KX-TCD286RUT / KX-TCA128RUT Service Manual ↓ Size: 2.87 MB | Pages: 101 in PDF or view online for FREE

Model
KX-TCD286RUT KX-TCA128RUT
Pages
101
Size
2.87 MB
Type
PDF
Document
Service Manual
Brand
Device
Telephone / TELEPHONE EQUIPMENT
File
kx-tcd286rut-kx-tca128rut.pdf
Date
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Panasonic KX-TCD286RUT / KX-TCA128RUT Service Manual ▷ View online

34 SCHEMATIC DIAGRAM (BASE UNIT_MAIN (Line Interface))
SP OUT
ON: 2.5V
OFF: 0V
TAM play/
ringer signal
Caller ID, Bell
Relay (JT)
CLIP impedance
(NL)
Loop Current
TX_AF
RX_AF
Speaker
Tel 
Jack
IC11
IC12
10P
100P
470
1k
27
0.1
15K
1.2K
180
0.068
0.1
2.2
15K
330P
IC10
10P
10P
10P
1
1
CN3
68K
KX-TCD286 SCHEMATIC DIAGRAM (Base Unit_Main (Line Interface))
 NC : No Components
NC
12K
NC
0
0
0.47
NC
0
10
NC
NC
NC
10K
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
680
NC
NC
NC
NC
NC
NC
0.001
KX
-T
CD2
86RUT
/
K
X
-T
CA1
28RUT
89
35 SCHEMATIC DIAGRAM (BASE UNIT_OPERATION)
LED902
NC
NC
GREEN
INUSE
MSG/LOCATOR
LED903
RED
CHG
INUSE_LED
CHG_LED
KEYS_C
KEYIN1
2APVCC
KX-TCD286 SCHEMATIC DIAGRAM (Base Unit_Operation)
KX
-T
CD2
86RUT
/
K
X
-T
CA1
28RUT
90
36 SCHEMATIC DIAGRAM (BASE UNIT_RF PART)
ANT1
select
ANT2
select
3.3V
TX Data
(RX_AF)
RX Data
(TX_AF)
 2.5Vp-p
10.368MHz
IC2
KX-TCD286 SCHEMATIC DIAGRAM (Base Unit_RF Part)
NC: No Components
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
KX
-T
CD2
86RUT
/
K
X
-T
CA1
28RUT
91
37 SCHEMATIC DIAGRAM (HANDSET_MAIN)
3.3V
2.5V
1.0V DC supply to MIC
Charge current
TX_AF
RX_AF
SP phone RX, Beep
(When on 
charge)
1s
115kHz 
(TALK mode)
25mV p-p
0V
0.7V
Receiver
Speaker
Battery 
Terminal
Charge 
Terminal
IC1
BBIC
EEPROM
IC3
CN4
CN8
NC: No Components
KX-TCA128 SCHEMATIC DIAGRAM (Handset_Main)
NC
NC
NC
NC
NC
NC
NC
15p
NC
NC
0.001
15p
220p
NC
15
NC
KX
-T
CD2
86RUT
/
K
X
-T
CA1
28RUT
92
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