Symptom
Remedy*
The movement of Battery Low indicator is wrong.
Make confirmation in item (A)~(C
(F)~(G)
The handset does not respond to a call from base unit.
Make adjustments in item (A)~(C
(H), (J)~(N)
The handset does not transmit or the transmit frequency is off.
Make adjustments in item (A)~(C
(H)~(K), (M)
The transmit frequency is off.
Make confirmation in item (A)~(C
(H)~(K), (M)
The transmit power output is low, and the operating distance between
base unit and handset is less than normal.
Make confirmation in item (I), (L)
The reception sensitivity of base unit is low with noise.
Make confirmation in item (L)
Does not link between base unit and handset.
Make confirmation in item (A)~(C
(H)~(N)
The reception level is high or low.
Make adjustments in item (O)
The transmit level is high or low.
Make adjustments in item (P)
* : Refer to
Adjustment (Handset)
()
15.1. Adjustment (Handset)
Please follow the items below when BBIC or EEPROM are replaced.
Items
Procedure
Check o
Replac
Parts
(A)
4.0V Supply
Confirmation
1. Confirm that the consumption current is < 200mA , that is, there is no short circuit.
2. Confirm that the voltage between TP4V and GND is 4.1V ± 0.2V.
IC1, F1, R
R4, C33,
D1, C15,
C14, Q1,
R2, D2, R
C26, X1, C
C17, C1
(B) VBACK Status
Confirmation
1. Confirm that the voltage between TP VBACK and GND is 0V ± 0.4V.
IC1, R1
(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, C
C17, C1
43
Содержание KX-A141ALM
Страница 21: ... To exit the operation press any time 21 ...
Страница 24: ...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 24 ...
Страница 48: ...18 FREQUENCY TABLE MHz 48 ...
Страница 55: ...25 CPU DATA BASE UNIT 25 1 IC2 BBIC 55 ...
Страница 71: ...71 ...
Страница 72: ...31 CABINET AND ELECTRICAL PARTS LOCATION HANDSET 32 CABINET AND ELECTRICAL PARTS LOCATION CHARGER UNIT 72 ...
Страница 73: ...73 ...
Страница 74: ...33 ACCESSORIES AND PACKING MATERIALS 33 1 KX TCD410ALM ALS 33 2 KX TCD412ALM ALS 74 ...
Страница 75: ...33 3 KX A142ALM ALS 75 ...
Страница 76: ...34 TERMINAL GUIDE OF THE ICs TRANSISTORS AND DIODES 34 1 Base Unit 76 ...
Страница 104: ...Clip Base PCB G N D S D A S C L 2 7V MODE SDA SCLK GND J104 J103 J102 J101 J100 ...
Страница 105: ...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 106: ...PbF IC1 IC2 80 30 50 5 8 4 1 1 11 18 1 IC3 Marked ...
Страница 108: ...4 1 5 8 PbF 1 28 18 IC3 IC2 IC1 11 64 1 16 17 32 49 48 33 Marked ...