Ricoh infotec 3671F Service Manual page 77

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July 30th, 1996
4.2.2. Scanner Switches
Scanner Switch 00
No
FUNCTION
Not used
0
1
Not used
Maximum transmittable
document length
Bit 3
2
Setting
2
0
0
600 mm
3
0
1
1000 mm
1
0
Not used
1
1
Not used
OR processing in immediate
tx (Standard resolution)
0: Disabled
4
1: Enabled
5-7 Not used
Scanner Switch 01 - Not used (do not change the settings)
Scanner Switch 02
No
FUNCTION
Contrast threshold with
0
halftone disabled - Normal
to
7
setting
Scanner Switch 03 - Not used (do not change the settings)
Scanner Switch 04 - Not used (do not change the settings)
Scanner Switch 05
No
FUNCTION
0
Contrast threshold with
to
halftone enabled - Normal
7
setting
SERVICE TABLES AND PROCEDURES
COMMENTS
Do not change the settings.
Do not change the settings.
If the user wants to send very long documents such as
well logs, select a higher setting.
0: The machine scans the document in 3.85 line/mm
steps, then transmits or makes copies.
1: The machine scans the document in 7.7 line/mm
steps. Each pair of lines is OR processed before
transmission or making copies.
Do not change the settings.
COMMENTS
The value can be between 00 to FF. For a darker
threshold, input a lower value.
Default setting - 09(H)
COMMENTS
The value can be between 00 to 0F. For a darker
threshold, input a lower value.
Default setting - 07(H)
4-25
BIT SWITCHES

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