DOWNLOAD Panasonic KX-TCD700RUB / KX-TCD700RUC Service Manual ↓ Size: 2.16 MB | Pages: 89 in PDF or view online for FREE

Model
KX-TCD700RUB KX-TCD700RUC
Pages
89
Size
2.16 MB
Type
PDF
Document
Service Manual
Brand
Device
Telephone / DECT
File
kx-tcd700rub-kx-tcd700ruc.pdf
Date
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Panasonic KX-TCD700RUB / KX-TCD700RUC Service Manual ▷ View online

16 SCHEMATIC DIAGRAM (BASE UNIT)
16.1. Line Interface
N.M.
15k
N.M.
N.M..
N.M
N.M
N.M
N.M
N.M
N.M.
N.M
N.M
N.M
N.M
270k
470k
220k
47k
47k
150p
470k
150p
110R
110R
110R
3n3
N.M
N.M
N.M
0R
IC7
IC3
IC4
IC2
LINE VOLTAGE 60V DC
60V DC
+60V DC ON-HOOK
+4.8V DC OFF-HOOK
3.8V DC
12V DC
1.5V DC
+2.65V
PULLS TOWARDS
0V DURING RING
HANDSET ON CHARGE
+12V
+5V
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
78
KX-TCD700RUB / KX-TCD700RUC
N.M
N.M
N.M
N.M
N.M
N.M
N.M
N.M
10K
2K2
10R
2u2
390R
390R
N.M
0R
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
TX-AF
RING
CLIP
(CALLER ID)
CHARGE PULSE
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
TCD700RUB/RUC: SCHEMATIC DIAGRAM (Line Intereface)
79
KX-TCD700RUB / KX-TCD700RUC
16.2. Base Band
R999
(1)
(2)
(3)
(8)
(10)
(4)
(5)
(6)
(7)
(9)
(11)
(12)
(13)
IC5
IC9
IC8
RX-AF
TX-AF
CLIP
FREQ 10.368MHz
TX-DATA
CHARGE PULSE
RING
1V
80
KX-TCD700RUB / KX-TCD700RUC
6K2
IC1
TX-DATA
RX-DATA
10.368MHz burst
+2.5V peak
70ns 700ms
(1)
(2)
(3)
(8)
(10)
(4)
(5)
(6)
(7)
(9)
(11)
(12)
(13)
TCD700RUB/RUC: SCHEMATIC DIAGRAM (Base Band)
81
KX-TCD700RUB / KX-TCD700RUC
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