Video Data Path; Transmission; Reception - Ricoh FAX550 Service Manual

November 30th, 1991

1.5. VIDEO DATA PATH

1.5.1. Transmission

Reference:
Group 3
Facsimile
Manual,
section 1-3-1
Xenon
Lamp
ECM
Memory

1.5.2. Reception

Reference:
Group 3
(via the NCU)
Facsimile
Manual,
section
1-3-2
Original
SAF
Memory
Processor
Line
FIFO
Buffer
RAM
MBU
From the
Network
FCU
SAF
Memory
Line
FIFO
Buffer
RAM
MBU
OVERALL MACHINE INFORMATION
The following diagrams show
the data path for this model.
CCD
Analog Signal
Video
MODEM
AFE
FCU
(via the NCU)
Modem
Filter
(Analog)
HYBRID IC
Modem
(Digital)
ECM
CPU
Memory
I/O Port
Thermal
Head
Thermal
Paper
1-10
VIDEO DATA PATH
There is no pro-
grammable resis-
tor in this model.
CPU
Modem
(Digital)
Modem
(Analog)
To the
Network
MODEM
AFE