DOWNLOAD Panasonic KX-TCD700GB / KX-TCD700GH Service Manual ↓ Size: 2.47 MB | Pages: 89 in PDF or view online for FREE

Model
KX-TCD700GB KX-TCD700GH
Pages
89
Size
2.47 MB
Type
PDF
Document
Service Manual
Brand
Device
Telephone / DECT
File
kx-tcd700gb-kx-tcd700gh.pdf
Date
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Panasonic KX-TCD700GB / KX-TCD700GH Service Manual ▷ View online

18 SCHEMATIC DIAGRAM (BASE UNIT)
18.1. Line Interface
NC
NC
NC
NC
NC
NC
NC
NC
15k
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
270k
470k
220k
47k
47k
150p
470k
150p
IC7
IC3
IC4
IC2
LINE VOLTAGE 60V DC
60V DC
+60V DC ON-HOOK
+4.8V DC OFF-HOOK
0V ON-HOOK
+4.6V DC OFF-HOOK
RX-AF
0V ON-HOOK
+2.8V OFF-HOOK
0V ON-HOOK
+0.7V OFF-HOOK
2.65V DC
3.8V DC
12V DC
1.5V DC
+2.65V
PULLS TOWARDS
0V DURING RING
TX-AF
RING
CLIP
(CALLER ID)
CHARGE PULSE
HANDSET ON CHARGE
+12V
+5V
KX-TCD700GB / KX-TCD700GH
85
18.2. Base Band
IC5
IC9
IC1
IC8
RX-AF
TX-AF
CLIP
FREQ 10.368MHz
TX-DATA
RX-DATA
CHARGE PULSE
RING
10.368MHz burst
+2.5V peak
70ns 700ms
1V
KX-TCD700GB / KX-TCD700GH
86
18.3. RF Unit
IC402
IC400
KX-TCD700GB / KX-TCD700GH
87
19 SCHEMATIC DIAGRAM (HANDSET)
19.1. Handset
IC1
IC3
IC5
IC2
3.8V DC
Frequency 
160kHz
3.4V to 4.8V SWITCHING DURING CHARGE
2.2V LED ON
0V LED OFF
1.8V
2.65V DC
2.4V
2.65V
0V
2.65V
0V
RX-AF
TX-AF
1.8V DC IN TALK MODE
To RF SECTION
2.65V
RX-DATA
TX-DATA
0V
Frequency 
10.368MHz
1V
0V
4.1V
10.368MHz burst
2V
400
m
s typically
0.8V
0V
KX-TCD700GB / KX-TCD700GH
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