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17. FREQUENCY TABLE (MHz)
HANDSET
Channel No
Transmit Frequency
Receive Frequency
1
1897.344
1897.344
2
1895.616
1895.616
3
1893.888
1893.888
4
1892.160
1892.160
5
1890.432
1890.432
6
1888.704
1888.704
7
1886.976
1886.976
8
1885.248
1885.248
9
1883.520
1883.520
10
1881.792
1881.792
Note:
Channel No. 10: In the Test Mode on Handset.
18. BLOCK DIAGRAM (HANDSET)
19. CIRCUIT OPERATION (HANDSET)
19.1. Outline
Handset consists of the following ICs as shown in
BLOCK DIAGRAM (HANDSET)
().
- DECT BBIC (Base Band IC): IC1
- All data signals (forming/analyzing ACK or CMD signal)
- All interfaces (ex: Key, Detector Circuit, Charge, DC/DC Converter,
EEPROM, LCD)
- RF Module: IC3
- PLL Oscillator
- Detector
- Compress/Expander
- Amplifier for transmission and reception
- AMP: IC2
- Single OP_AMP for SP
- MIDI: IC4
- 16-Tone 32-Poly PCM Sound Generator
- Port (LED direct driver with PWM)
- EEPROM: IC10
42
Summary of Contents for KX-TCA155CE
Page 10: ...7 3 Key Lock You can lock the dialling buttons while the PS is in idle status 10 ...
Page 17: ...10 DISASSEMBLY INSTRUCTIONS 10 1 Handset 17 ...
Page 21: ...Cross Reference 21 ...
Page 41: ...meter 2 Put the probes at the receiver terminals as shown below 41 ...
Page 66: ...26 CABINET AND ELECTRICAL PARTS LOCATION CHARGER UNIT 66 ...
Page 67: ...27 ACCESSORIES AND PACKING MATERIALS 67 ...
Page 68: ...28 TERMINAL GUIDE OF ICS TRANSISTORS AND DIODES 28 1 Handset 68 ...
Page 77: ...PbF R1 R2 TP4 TP1 TP2 TP3 Digital Volt Meter 12Ω 2W A DC Power Supply 6V ...
Page 85: ...PbF D1 J1 CIRCUIT BOARD CHARGER UNIT Component View ...
Page 86: ...PbF R1 R2 TP4 TP1 TP2 TP3 CIRCUIT BOARD CHARGER UNIT Flow Solder Side View ...
Page 89: ...IC3 IC2 IC1 IC10 PbF Marked ...
Page 91: ...PbF D1 J1 Marked PbF R1 R2 TP4 TP1 TP2 TP3 Marked Component View Flow Solder Side View ...