16.2. Power Supply Circuit
Voltage is supplied separately to each block.
BATTERY
+3.6V
KEY, BACK
LIGHT
RF
UNIT
REG +2.5V
IC204
DSP
LCD
IC201
EEPROM
IC202
MIC
CIRCUIT
+3.6V
VBATT2
REG +3.0V
IC203
Block Diagram (Handset Power)
LEDS
+3.0V
BATT+
BATT-
CHARGE2
CHARGE1
D206
Q212
Q207
D213
D205
D208
D207
2
1
62
KX-TG2480BXS / KX-TGA248BXS
Summary of Contents for KX-TG2480BXS
Page 7: ...4 1 5 Battery Replacement 4 1 6 Battery Performance 7 KX TG2480BXS KX TGA248BXS ...
Page 8: ...4 2 Location of Controls 4 2 1 Base unit 4 2 2 Handset 8 KX TG2480BXS KX TGA248BXS ...
Page 10: ...4 4 Settings 4 4 1 Connections 4 4 1 1 Connecting the AC Adaptor 10 KX TG2480BXS KX TGA248BXS ...
Page 11: ...4 4 1 2 Connecting the Telephone Line Cord 11 KX TG2480BXS KX TGA248BXS ...
Page 12: ...12 KX TG2480BXS KX TGA248BXS ...
Page 13: ...4 4 2 Guide to Handset Programming 13 KX TG2480BXS KX TGA248BXS ...
Page 15: ...4 4 4 Direct Commands 15 KX TG2480BXS KX TGA248BXS ...
Page 17: ...17 KX TG2480BXS KX TGA248BXS ...
Page 18: ...18 KX TG2480BXS KX TGA248BXS ...
Page 21: ...6 ASSEMBLY INSTRUCTIONS 6 1 Fix the LCD to P C Board Handset 21 KX TG2480BXS KX TGA248BXS ...
Page 27: ...7 3 4 RF DSP interface signal wave form 27 KX TG2480BXS KX TGA248BXS ...
Page 66: ...17 SIGNAL ROUTE Each signal route is as follows 66 KX TG2480BXS KX TGA248BXS ...
Page 69: ...20 EXPLANATION OF IC TERMINALS RF UNIT 20 1 IC901 69 KX TG2480BXS KX TGA248BXS ...
Page 72: ...22 CABINET AND ELECTRICAL PARTS BASE UNIT 72 KX TG2480BXS KX TGA248BXS ...
Page 73: ...23 CABINET AND ELECTRICAL PARTS HANDSET 73 KX TG2480BXS KX TGA248BXS ...
Page 74: ...24 ACCESSORIES AND PACKING MATERIALS 74 KX TG2480BXS KX TGA248BXS ...
Page 82: ...Memo 82 KX TG2480BXS KX TGA248BXS ...
Page 94: ...94 KX TG2480BXS KX TGA248BXS H M N KXTG2480BXS KXTGA248BXS ...