Items
Adjustment
Point
Procedure*
Check
(B)
VBACK Status
Confirmation
-
1. Confirm that the voltage between TP18 and GND is 0V ± 0.4V.
IC1,F1,R21,
R4,C33,L2,
D1,C15,C2,
C14,Q1,R3,
R2,D2,R22,
C26,R16,X1,
(C)
BBIC
Confirmation
-
1. BBIC Confirmation (Execute the command "getchk").
2. Confirm the returned checksum value.
Connection of checksum value and program number is shown
below.
IC1,X1,C16,
(D)
Charge Control
Check & Charge
Current Monitor
Confirmation
-
1. Apply 6V between TP20(+) and TP21(-) with current limit of PSU to 250mA.
2. Confirm that the charge current is ON/OFF.
3. SW to decrease current limit of PSU to 100mA.
4. Confirm that the charge current is stable.
IC1,D4,L4,
L5,Q2,Q3,
R6,D2,R22,
C26,F1,R21,
(E)
*
Charge Detection
(OFF)
Confirmation
-
1. Stop supplying 6V to TP20(+) and TP21(-).
2. Execute the command "charge".
3. Confirm that the returned value is 0x00 (hex).
IC1,D4,L4,
L5,Q2,Q3,
R6,D2,R22,
C26,F1,R21,
(F)
*
Battery Monitor
Confirmation &
Adjustment
(Important)
-
1. Apply 2.3V ± 0.005V between TP3(+) and TP4(-).
2. Execute the command "readbatt".
3. Confirm:
98 < returned value < A8 (Hex)
4. Execute the command "WRTBAT2 XX".
XX: (returned value) - 06 (Hex)
IC1,D4,L4,
L5,Q2,Q3,
R6,D2,R22,
C26,F1,R21,
44
Содержание KX-A143EXB
Страница 8: ...5 LOCATION OF CONTROLS 5 1 Base Unit 5 2 Handset 8 ...
Страница 18: ...8 OPERATIONS 8 1 Turning the Power On Off 18 ...
Страница 22: ...8 6 Selecting a Base Unit 9 DISASSEMBLY INSTRUCTIONS 9 1 Base Unit 22 ...
Страница 23: ...Shown in Fig To Remove Remove 1 Lower Cabinet Screws 2 6 12 A 2 2 Main P C Board Main P C Board 9 2 Handset 23 ...
Страница 26: ...11 TROUBLESHOOTING GUIDE Flow Chart 26 ...
Страница 49: ...18 FREQUENCY TABLE MHz 49 ...
Страница 56: ...25 CPU DATA BASE UNIT 25 1 IC2 BBIC 56 ...
Страница 60: ...45 MICP A I 60 ...
Страница 73: ...73 ...
Страница 74: ...31 CABINET AND ELECTRICAL PARTS LOCATION HANDSET 32 CABINET AND ELECTRICAL PARTS LOCATION CHARGER UNIT 74 ...
Страница 75: ...33 ACCESSORIES AND PACKING MATERIALS 75 ...
Страница 76: ...33 1 KX TCD430FXB FXC FXW 33 2 KX A143EXB EXC EXW 76 ...
Страница 77: ...34 TERMINAL GUIDE OF THE ICs TRANSISTORS AND DIODES 34 1 Base Unit 77 ...
Страница 80: ...35 1 2 Main P C Board Parts Note 1 When replacing IC1 data need to be written to it with PQZZTCD430FX 80 ...
Страница 97: ...TP3 R2 27 TP4 D1 2 1 J1 pinL DC_PLUG 22 Charge_minus TP1 TP2 R1 Charge_plus SCHEMATIC DIAGRAM CHARGER UNIT ...
Страница 102: ...PbF D1 J1 CIRCUIT BOARD CHARGER UNIT Component View ...
Страница 103: ...PbF R1 R2 TP4 TP1 TP2 TP3 CIRCUIT BOARD CHARGER UNIT Flow Solder Side View ...
Страница 104: ...Marked PbF IC1 IC3 IC2 1 1 64 49 33 4 5 8 1 11 28 18 ...
Страница 106: ...PbF IC1 IC2 100 80 30 50 5 8 4 1 11 18 1 IC3 Marked ...
Страница 107: ...1 PROG PbF BOOK UP POWER CAN DOWN RIGHT REDIAL LEFT 1 2 3 6 5 7 0 R 4 9 8 INT MIC TALK 36 CN2 Marked ...
Страница 108: ...PbF D1 J1 Marked PbF R1 R2 TP4 TP1 TP2 TP3 Marked Component View Flow Solder Side View ...
Страница 112: ...PbF R1 R2 TP4 TP1 TP2 TP3 Digital Volt Meter 12Ω 2W A ...