Ricoh Aficio MP2550B Service Manual page 1135

2.2 SCANNER SERVICE TABLES
SP Number/Name
1004 Compression Type
1005 Erase Margin
1009 Forbid Using TWAIN
SP Number/Name
Compression level (grayscale)
These SP codes set the compression ratio for the grayscale processing mode
2021
that can be selected with the notch settings on the operation panel.
Range: 5 (lowest ratio) to 95 (highest ratio)
2021 1 Level 3 (Middle I-Qual)
2021 2 Level 2 (High I-Qual)
2021 3 Level 4 (Low I-Qual)
2021 4 Level 1 (Highest I-Qual)
2021 5 Level 5 (Lowest I-Qual)
SM
Scanner Service Tables
Function/[Setting]
Selects the compression type for binary
picture processing.
[1-3/1/1]
1: MH, 2: MR, 3: MMR
Creates an erase margin for all edges of
the scanned image.
If the machine has scanned the edge of
the original, create a margin.
[0 – 5/0/1mm]
Sets the system not to use the network
TWAIN scanner driver.
0: Not forbidden (can use TWAIN)
1: Forbid using TWAIN driver.
Function/[Setting]
[5~95/40/1/step]
[5~95/50/1/step]
[5~95/30/1/step]
[5~95/60/1/step]
[5~95/20/1/step]
5 D383