The Ogm (Outgoing Message) Recording Does Not Operate; The Ogm Signal Is Not Output To The Telephone Line - Sanyo CLA-1380 Service Manual

TROUBLE SHOOTING GUIDE
1.
2.
3.
4.
*
j-2
1.
2.
3.
j-3
1.
2.
The
OGM
(outgoing message) recording does not operate.
Does the voice. signal that is input from the base station's 'o
microphone reach pin (5) of IC702 ?
+ Check microphone, CN702 and D701.
I I
Yes
Is
the voice
signal being output from pin
(8) in IC702 ?
— '0 '~
Are the voltage levels of pin (22, 23, 24) in
IC702
the same as those shown in the
Yes
+
Does
the voice signal reach pin
(22) of IC430 ?
Yes
&&
I
Is
the voic e
signal being output from pin
(15)
of
IC430 ?
I
=%1=+--
The OGM signal does not emanate from the speaker.
No
Is
the OGM signal being output from pin (12) of IC430 ? ) Check IC430 and IC431.
1
, 1
No
Does
the
OGM
signal reach pin
(6) of IC702 ?
No
Is the OGM signal being output from pin (8) in IC702?
Are the voltage levels of pin (22, 23, 24) in
~ IC702 the same as those shown in the
Yes
"TAS MODE" table.
Is the OGM signal being output from pin (15) of IC702 ?
Check IC702. Check IC401.
Check speaker and CN701. Check VR703 and IC702.
The OGM signal is not output to the telephone line.
No
Is the
OGM signal being output from speaker ? b Check refer to the section (j-2).
1
I
Yes
No
Does the OGM signal being output from pin (17) of IC702 ?
*
Check Q702, T901, RY901, R902, R908, C916, L903, L904
and CN901.
–46–
%=7
Are the voltage levels of pin (22, 23, 24) in
IC702 the same I as those shown in the