Installaling Optional Units; Isdn G4 Unit - Ricoh FAX2900L Service Manual

INSTALLALING OPTIONAL UNITS

3.3 INSTALLALING OPTIONAL UNITS
øCAUTION
Do the following before installing an optional unit:
1. Print out all messages stored in the memory.
2. Print out the lists of user-programmed items and the system parameter list.
3. Turn off the main switch, and disconnect the power plug.
NOTE: Refer to the Operator's Manual for the user installable options.

3.3.1 ISDN G4 UNIT

Installation Procedure
1. Remove the G4 cover [A] (1 screw).
2. Insert the ISDN board [B] firmly into the slot
and secure the board (2 screws).
3. Attach the G4 unit cover [C] with the screw
which was removed in step 1.
4. Connect the ISDN cable. Plug in the power
cord and turn on the main switch.
NOTE: Connect the ISDN cable so that the
core is closer to the machine.
5. Set Communication Bit Switch 16 bit 2 to
"1." Then turn the machine off and on to
enable the ISDN unit.
Print the system parameter list and make sure that "SIG4" is listed as an option
on the list.
6. Input the initial settings with user function 61, 64, and service function 16.
Please refer to the ISDN option service manual for details.
Make the following settings if necessary.
• System bit switch 0A bit 1: Default communication mode
Bit 1
• System bit switch 0A bit 6: Line used for G3 transmission
(not required for the I-Schmidt 3)
Bit 6
• System bit switch 0A bit 7: Line used when the machine falls back to G3 from
G4 (not required for the I-Schmidt 3)
Bit 7
NOTE: Make sure that you input the following subscriber numbers when you
connect the machine under the US National ISDN network.
• Subscriber number: G4 Subscriber No.1 (Main)/ G3 Subscriber No.1 (Main)
• SPID Number: G4 Subscriber No.2 (Sub)/ G3 Subscriber No.2 (Sub)
End of Procedure
0: G3 1: G4
0: PSTN 1: ISDN
0: PSTN 1: ISDN
3-2
21 May, 1999
[A]
[B]
[C]
H547I501.WMF