Panasonic KX-TCD410SLS Service Manual page 45

Items
(A) 4.0V Supply
Confirmation
(B) VBACK Status
Confirmation
(C) BBIC
Confirmation
Adjustment
Point
1. Confirm that the consumption current is < 200mA , that is, there is no short circuit.
-
2. Confirm that the voltage between TP14 and GND is 4.1V ± 0.2V.
1. Confirm that the voltage between TP18 and GND is 0V ± 0.4V.
-
1. BBIC Confirmation (Execute the command "getchk").
-
2. Confirm the returned checksum value.
Connection of checksum value and program number is shown
below.
Procedure*
45
Check
IC1,F1,R21
R4,C33,L2
D1,C15,C2
C14,Q1,R3
R2,D2,R22
C26,X1,C16
IC1,F1,R21
R4,C33,L2
D1,C15,C2
C14,Q1,R3
R2,D2,R22
C26,R16,X1
IC1,X1,C16