Video Data Path - Gestetner A193 Service Manual

4. VIDEO DATA PATH

4.1 TRANSMISSION
Memory Tx
Auto Shading
Gamma Correction
MTF
Graduation Processing
Main Scan Reduction
- 400 to 200 dpi
Thresholding
Memory Tx
DCMMR
FCU
SAF Memory
NCU
Analog G3
(A639)
Scanner
BiCU
Image Rotation
Page Memory
(Rotation)
SCP
(DCMMR)
Decompression
Compression
(Main Scan Reduction)
SCP
(DCR)
Modem
CiG4
ISDN G3
1-9
VIDEO DATA PATH
Sub Scan Magnification
Immediate Tx
Auto Shading
Gamma Correction
MTF
Graduation Processing
Main Scan Reduction
- 400 to 200 dpi
- Inch-mm Conversion
- A3 to B4, A3 to A4, B4 to A4
Thresholding
Immediate Tx
Page Memory
SCP
(DCR)
Compression
CiG4
ISDN G4
A194V501.wmf
SM