Pioneer TS4 Service Manual page 53

2. Dialing, Transmission & Receiving
Check "No dialtone"
Check "Dialing"
CONNECT
Check "DCD Line"
Check "Data Transmission"
"CAnal +" is received
from IRD
Check "Data Receving"
"PIONeer" is transmitted
from external modem
External Modem
ATDT37632111
(Except France) ATX
Computer
RX?
RX?
*2
•
•
ATD
ATA
RX?
RX?
• *2
•
MD?
CAnal +
PIONeer
TS4
TH
(This is for 4 generation)
IRD
NO DIALTONE
CONNECT
75TX/1200RX
Carrier Detection
OK or NG
"CAnal +" is tran-
smitted from IRD
"PIONeer" is
received from
external modem
53