ee,
Rti
,
C46
-
a
Q6
——__——
: is Q10
Oy,
C45
ag
.
R55
.
Ey
R26
Lid)
| Handset
{
=
r
C49
Ci
oes
IC1 Pin @
@ PULSE DIAL CiRCUIT
Circuit Operation:
The dial pulses are generated by the CPU (IC1), and reach the telephone line via the following path;
Pin 16 of IC1> PGS? Q8— Q2- Qi- Telephone Line.
Circuit Diagram
R64
CF
ngs