Adjustment objectives
Adjustment item
Symptom
Remedy
Clock frequency
Synchronization with the portable handset is lost
immediately.
Perform the adjustments
described in item(1).
No link is established.
Tools required for adjustments
- Frequency counter
- Personal computer
- Serial communication tool
- Test software (batch files)
- Line simulator
- Oscillator
- Audio level meter
Item(1)
1. Connect the serial link to test computer to J102 (serial data) and
J103 (GND).
2. Connect the AC adaptor.
3. Connect the frequency counter to TP148 (SCLK) and J103 (GND).
4. Send batch file “FIXFREQ.BAT”
5. Send “SETFREQ.BAT” to set the clock frequency. The default
value is 80. Increase the value to increase the frequency. The
clock frequency must be 3,456 kHz ± 0.007 kHz.
13. ADJUSTMENT (HANDSET)
Adjustment objectives
Adjustment item
Symptom
Remedy
Clock frequency
Synchronization with the portable handset is lost
immediately.
Perform the adjustments
described in item(1).
No link is established.
Low battery
The communication (standby) times is short.
Perform the adjustments
described in item(2).
The low battery display period is too long or too
short.
27
Содержание KX-TCD952NLB
Страница 2: ...1 LOCATION OF CONTROLS 2...
Страница 3: ...2 DISASSEMBLY INSTRUCUTIONS 3...
Страница 9: ...4 4 SELECTING THE HANDSET RINGER VOLUME 4 5 SELECTING THE BASE UNIT RINGER VOLUME 9...
Страница 11: ...6 BLOCK DIAGRAM RF UNIT BASE UNIT 11...
Страница 12: ...7 BLOCK DIAGRAM BASEBAND SECTION AND LINE INTERFACE BASE UNIT 12...
Страница 20: ...9 BLOCK DIAGRAM RF UNIT HANDSET 20...
Страница 21: ...10 BLOCK DIAGRAM BASE BAND SECTION HANDSET 21...
Страница 36: ...36...
Страница 37: ...16 2 HANDSET LINK 37...
Страница 38: ...38...
Страница 39: ...39...
Страница 40: ...16 3 HANDSET DOES NOT LINK 16 4 BASE UNIT DOES NOT CHARGE 40...
Страница 41: ...16 5 HANDSET DOES NOT CHARGE 41...
Страница 42: ...16 6 NO VOICE RECEPTION 42...
Страница 43: ...16 7 NO VOICE TRANSMISSION 16 8 BASE UNIT DOES NOT LINK 43...
Страница 44: ...17 CABINET AND ELECTRICAL PARTS LOCATION BASE UNIT 44...
Страница 45: ...18 CABINET AND ELECTRICAL PARTS LOCATION HANDSET 45...
Страница 46: ...19 ACCESSORIES AND PACKING MATERIALS 46...
Страница 58: ...22 1 SCHEMATIC DIAGRAM HANDSET U Q KXTCD952NLB UK Printed in Japan 58...