Teletype 43 Teleprinter Basic RO, Service Manual

Page: 44 / 222

406,1-34
D. TROUBLESHOOTING
3. TROUBLESHOOTING GUIDE (Pedestal
Based)
(Cont)
YES
18.
Is sent data received by remote ter- Go to 19.
minal?
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18a. When teleprinter is sending, does send Check data set cable.
light flash on controller CIU/SSI card?
Check external communi-
cation equipment.
19.
Is data sent from remote terminal Go to 20.
received?
-- -- --
--- --
-
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-
19a. When remote terminal is sending,
Check Controller Self-
does receive light flash on controller
Test - See Page 4-2.
CIU /SSI card?
20.
Are data messages properly sent and Place in service.
received in term on-line mode (both
batch and S/R)?
NO
Go to 18a.
Check Controller Self-Test-
See Page 4-2.
Go to 19a.
Check data set cable.
Check external communi-
cation equipment.
Check user programmable
options -Speed, StopU,
PrTyp, StrSn, etc.
Check Controller Self-Test-
See Page 4-2.
If self-test
is
OK, check
external communications
equipment.