14
BLOCK
DI
A
G
RA
M
(BA
SE
UNI
T)
Analog
Front
End
To TEL_LINE
A
B
CN1
Bridge
Rect
D3 D3
Hook Switch
Q4,Q5
Audio
Bell/Caller ID
Interface
Analog
Switch
Analog
Switch
CPU
59
54
7
8
52
61
60
56
55
BELL
HOOK
Buzzar
Off-Hook Line Voltage
64 ADCO
D/A
A/D
ADPCM
Codec Filter
DSP
Speech Decoding
Speech Encoding
BMC
Burst Decoding
Burst Encoding
RF
Interface
18
19
TXDA
RXDA
15
21
20
22
RSSI
SYCL
SYDA
SYEN
ANT1
ANT2
RF Module
18
16
2
31
8
21
14
13
12
12
13
XTAL
X1
10.368
MHz
EEPROM
SCL
SDA
6
5
24
To AC Adaptor
CN1
Limit
Resistor
CHARGE
CONTACT
VUNREG
3.3V
Reg.
IC1
2.5V
Reg.
Q2
1.8V
Reg.
Q3
3.3V
2.5V
1.8V
BBIC
IC3
IC8
IC2
KX-TCD815 BLOCK DIAGRAM (BASE UNIT)
IC12
IC11
KX-TCD815RUS / KX-TCD815R UT / KX-TCA181RUS / KX-TCA181RUT
45
Содержание KX-TCA181RUT
Страница 11: ...4 5 For Service Hint 11 KX TCD815RUS KX TCD815RUT KX TCA181RUS KX TCA181RUT ...
Страница 21: ...Cross Reference Check Point Base Unit P 26 21 KX TCD815RUS KX TCD815RUT KX TCA181RUS KX TCA181RUT ...
Страница 23: ...Cross Reference Check Point Handset P 35 23 KX TCD815RUS KX TCD815RUT KX TCA181RUS KX TCA181RUT ...
Страница 53: ...19 SIGNAL ROUTE 53 KX TCD815RUS KX TCD815RUT KX TCA181RUS KX TCA181RUT ...
Страница 59: ...22 ENGINEERING MODE 22 1 Base Unit 59 KX TCD815RUS KX TCD815RUT KX TCA181RUS KX TCA181RUT ...
Страница 62: ...22 2 Handset 62 KX TCD815RUS KX TCD815RUT KX TCA181RUS KX TCA181RUT ...
Страница 74: ...26 CABINET AND ELECTRICAL PARTS BASE UNIT 74 KX TCD815RUS KX TCD815RUT KX TCA181RUS KX TCA181RUT ...
Страница 76: ...28 CABINET AND ELECTRICAL PARTS CHARGER UNIT 76 KX TCD815RUS KX TCD815RUT KX TCA181RUS KX TCA181RUT ...
Страница 78: ...29 2 KX TCA181RUS RUT 78 KX TCD815RUS KX TCD815RUT KX TCA181RUS KX TCA181RUT ...
Страница 80: ...30 3 Charger Unit 80 KX TCD815RUS KX TCD815RUT KX TCA181RUS KX TCA181RUT ...
Страница 94: ...Memo 94 KX TCD815RUS KX TCD815RUT KX TCA181RUS KX TCA181RUT ...