Bit Switch 3
BIT
FUNCTION
DATA
COMMENTS
Transmission level from modem
0
Bit 0
0: 0 1: -8dB
The tx modem level is the sum of the values specified by
1
Bit 1
0: 0 1: -4dB
these four bits, which control attenuation in the Analog Front
2
Bit 2
0: 0 1: -2dB
End IC on the FCU.
3
Bit 3
0: 0 1: -1dB
Bad connection prevention method
4
Bit 5 Bit 4 Setting
(0,1), (1,1) - The machine will not transmit if the other end
0
0 None
does not send an RTI or CSI to identify itself.
5 0
1 RTI/CSl non-reception
(1,0) - The machine will not send if the received CSI is not the
1
0 CSI check
same as the telephone number dialled. This does not work
1
1 RTI/CSl non reception
when dialling with the handset.
(0,0) - Nothing is checked; transmission will always take
place.
Cable equalizer (tx mode)
6
Bit 7 Bit 6
Setting
Adjust these bits if there is signal loss because of the length of
0 0 0
wire between the modem and the telephone exchange.
7 0 1
1.8 km [2.9 miles]
1 0
3.6 km [5.8 miles]
1 1
7.2 km [11.5 miles]
2-40
Содержание FACSIMILE FAX77
Страница 1: ...RICOH FACSIMILE RICOH FAX77 80 85 FIELD SERVICE MANUAL...
Страница 5: ...SECTION 1 INSTALLATION...
Страница 20: ...1 3 2 Minimum Space Requirements 1 14...
Страница 23: ...1 5 Installation Procedure 1 Attach the copy tray 1 2 Attach the document tray 2 1 17...
Страница 30: ...SECTION 2 PROGRAMMING TESTING...
Страница 32: ...2 1 Operation Panel FAX77 2 1...
Страница 33: ...2 2...
Страница 103: ...SECTION 3...
Страница 135: ...SECTION 4...
Страница 139: ...Jumpers 6 and 7 1 J P 6 J P 7 3 J P 6 J P 7 4 3...
Страница 141: ...SECTION 5...
Страница 169: ...Rx Motor FWD STOP REV Cutter ON Motor OFF Rx Motor ON Cutter Motor OFF 5 27...
Страница 170: ...SECTION 6 RICOH MEMORY OPTION TYPE 85...
Страница 171: ...SECTION 6 RICOH MEMORY OPTION TYPE 85 6 1 Installation Procedure 6 1 1 Preparation 6 1 2 Installing the Memory 6 1...
Страница 173: ...ELECTRICAL DATA...
Страница 175: ...7 1 Point to point Diagram...
Страница 183: ...7 3 Block Diagrams 7 9...
Страница 184: ...2 Video Data Path Transmission...
Страница 185: ...Reception 7 11...
Страница 186: ...7 12...
Страница 187: ...3 Power Distribution 7 13...
Страница 188: ...4 Scanner Drive 7 14...
Страница 189: ...5 Printer Drive 7 15...
Страница 190: ...7 4 Electrical Component Layout 7 16...
Страница 192: ...APPENDIX...
Страница 193: ...APPENDIX A GLOSSARY...