14 CIRCUIT OPERATION (Handset)
14.1. Power Supply Circuit
Voltage is supplied separately to each block.
BATTERY
+3.6V
KEY, BACK
LIGHT
LCD
RF IC
IC101
PA
REG +3.3V
Q204, IC204
DSP
IC201
E2PROM
IC202
MIC
CIRCUIT
+3.6V
+3.3V
+3.3V
+3.3V
+2.7V
REG +3.3V
IC203
Block Diagram (Handset Power)
RF UNIT
LEDS
+3.3V
BATT+
BATT-
D214
D216
CHARGE2
CN202
CHARGE1
Q203
Q211
CN202
14.2. Charge Circuit
Ni-cd battery is connected to CN202. When the handset is put on the cradle of the base unit, the power is supplied from CHARGE1
and CHARGE2 terminals to charge the battery. Q207 detects the voltage of CHARGE1 and CHARGE2 terminals, then the handset
makes ID code setting (*) with the base unit.
65
KX-TG2559LBS
Содержание KX-TG2559LBS
Страница 4: ...1 LOCATION OF CONTROLS 1 1 Base Unit 4 KX TG2559LBS ...
Страница 5: ...1 2 Handset 5 KX TG2559LBS ...
Страница 7: ...7 KX TG2559LBS ...
Страница 9: ...3 2 Adding Another Phone 9 KX TG2559LBS ...
Страница 10: ...3 3 STANDARD BATTERY LIFE 3 3 1 Battery Charge 3 3 2 Battery strength 3 3 3 Recharge 10 KX TG2559LBS ...
Страница 11: ...3 3 4 Battery information 3 3 5 Standby mode The handset is off the base Unit 11 KX TG2559LBS ...
Страница 12: ...3 4 Selecting the Dialing Mode 12 KX TG2559LBS ...
Страница 13: ...3 5 Selecting the Line Mode 13 KX TG2559LBS ...
Страница 14: ...4 OPERATION 4 1 Making Calls 14 KX TG2559LBS ...
Страница 15: ...15 KX TG2559LBS ...
Страница 16: ...4 2 Answering Calls 16 KX TG2559LBS ...
Страница 17: ...4 3 Flash Button 17 KX TG2559LBS ...
Страница 21: ...21 KX TG2559LBS ...
Страница 22: ...4 4 4 Calling back from the caller list 22 KX TG2559LBS ...
Страница 24: ...4 4 6 Storing caller list information in the directory 24 KX TG2559LBS ...
Страница 25: ...4 4 7 Erasing caller list information 4 4 8 To erase all entries in the Caller List 25 KX TG2559LBS ...
Страница 26: ...5 DISASSEMBLY INSTRUCTIONS 26 KX TG2559LBS ...
Страница 28: ...6 ASSEMBLY INSTRUCTIONS 6 1 Assembly the LCD to P C Board Handset 28 KX TG2559LBS ...
Страница 29: ...6 2 How To Check Splash Resistance 29 KX TG2559LBS ...
Страница 31: ...7 TROUBLESHOOTING GUIDE 31 KX TG2559LBS ...
Страница 32: ...7 1 Check Power 32 KX TG2559LBS ...
Страница 34: ...7 3 Check Link 34 KX TG2559LBS ...
Страница 41: ...7 4 6 RF DSP Interface Signal Wave Form 41 KX TG2559LBS ...
Страница 42: ...7 5 Check Handset Voice Transmission 7 6 Check Handset Voice Reception 42 KX TG2559LBS ...
Страница 43: ...7 7 Check Call ID 43 KX TG2559LBS ...
Страница 50: ...8 7 Frequency Table 50 KX TG2559LBS ...
Страница 55: ...10 TERMINAL GUIDE OF IC S TRANSISTORS AND DIODES 10 1 Base Unit 10 2 Handset 55 KX TG2559LBS ...
Страница 60: ...60 KX TG2559LBS ...
Страница 67: ...15 CPU DATA Base Unit 15 1 IC501 68 KX TG2559LBS ...
Страница 68: ...16 CPU DATA Handset 16 1 IC201 69 KX TG2559LBS ...
Страница 69: ...17 EXPLANATION OF IC TERMINALS RF Unit Base Unit 17 1 IC101 70 KX TG2559LBS ...
Страница 71: ...19 CABINET AND ELECTRICAL PARTS Base Unit 72 KX TG2559LBS ...
Страница 72: ...20 CABINET AND ELECTRICAL PARTS Handset 73 KX TG2559LBS ...
Страница 73: ...21 ACCESSORIES AND PACKING MATERIALS 74 KX TG2559LBS ...
Страница 79: ...23 3 MEMO 80 KX TG2559LBS ...
Страница 87: ...28 2 Flow Solder Side View IC551 B E C B E C KX TG2559LBS 88 ...
Страница 90: ...91 KX TG2559LBS M H KXTG2559LBS Printed in Japan ...