8 TROUBLESHOOTING BY SYMPTOM (BASE UNIT AND
CHARGER UNIT)
If your unit has below symptoms, follow the instructions in remedy column. Remedies depend on whether you have DECT
tester (*1) or not.
Note:
(*1) A general repair is possible even if you don’t have the DECT tester because it is for confirming the levels, such as
Acoustic level in detail.
(*2) Refer to Check Point (Base Unit) (P.23)
8.1. Check Point (Base Unit)
Please follow the items below when BBIC or EEPROM is replaced.
Note:
After the measuring, sock up the solder of TP.
*: PC Setting (P.27) is required beforehand.
The connections of simulator equipments are as shown in Adjustment Standard (Base Unit) (P.28).
Items
Adjustment
Point
Procedure
Check or
Replace Parts
(A)
2.65V Supply
Confirmation
-
1.
Confirm that the voltage between TP187 and GND is 2.65V ± 0.2V.
IC2,Q8,C23,
C24,C25,
C26,C27,C38,
R33,R36,
D5,C41,R41,
R42,Q9,
C40,D4,X1,
C32,C33,
C36,C37
(B)
4.0V Supply
Confirmation
-
1.
Confirm that the voltage between TP91 and GND is 4.0V ± 0.2V.
D4,C40,Q9,
R41,R42,
C41,D5,C75,
C78,C69,
C66,C67,C76,
IC3
(C)
VBACK Status
Confirmation
-
1.
Confirm that the voltage between J102 and GND is 0V ± 0.4V.
IC2,Q8,C23,
C24,C25,
C26,C27,C38,
R33,R36,
D5,C41,R41,
R42,Q9,
C40,D4,R33,
X1,C32,
C33
23
KX-TCD150FXB / KX-TCD150FXC / KX-TCD152FXB / KX-TCA115EXB / KX-TCA115EXC
Содержание KX-TCA115EXB
Страница 10: ...4 5 For Service Hint 10 KX TCD150FXB KX TCD150FXC KX TCD152FXB KX TCA115EXB KX TCA115EXC ...
Страница 15: ...6 2 How to Replace the Handset LCD 15 KX TCD150FXB KX TCD150FXC KX TCD152FXB KX TCA115EXB KX TCA115EXC ...
Страница 46: ...19 SIGNAL ROUTE 46 KX TCD150FXB KX TCD150FXC KX TCD152FXB KX TCA115EXB KX TCA115EXC ...
Страница 50: ...22 ENGINEERING MODE 22 1 Base Unit 50 KX TCD150FXB KX TCD150FXC KX TCD152FXB KX TCA115EXB KX TCA115EXC ...
Страница 52: ...22 2 Handset 52 KX TCD150FXB KX TCD150FXC KX TCD152FXB KX TCA115EXB KX TCA115EXC ...
Страница 56: ...24 CABINET AND ELECTRICAL PARTS BASE UNIT 56 KX TCD150FXB KX TCD150FXC KX TCD152FXB KX TCA115EXB KX TCA115EXC ...
Страница 60: ...27 2 KX TCD152FXB 60 KX TCD150FXB KX TCD150FXC KX TCD152FXB KX TCA115EXB KX TCA115EXC ...
Страница 66: ...Memo 66 KX TCD150FXB KX TCD150FXC KX TCD152FXB KX TCA115EXB KX TCA115EXC ...