A.1 Physical Specifications
Appendix A-3
(2)
Physical specifications
Table A.1 SCSI physical specifications
Item
Specification
Driver/Receiver
Single-ended
Connector
50 Contact Shielded Low Density
Max. cable length
6 m
Characteristic
impedance
132
Ω
Cable type
25 signal twisted pair
Cable
Stub wire
≤
0.1 mm (from main cable in scanner to internal wiring)
Terminator
See the figure under (3).
Driver/receiver
Open collector or three-state driver
Output characteristics
Low level (true) = 0.0 to 0.5 VDC
High level (false) = 2.5 to 5.25 VDC
Output current = 48 mA (corresponding output voltage
≤
0.5 V)
Signal
level
Input characteristics
Low level (true) = 0.0 to 0.8 VDC
High level (false) = 2.0 to 5.25 VDC
Input load = -0.4 mA max. (at 0.4 V input voltage)
Input hysteresis = 0.2 VDC min.
Connector pin assignments for
signal lines
See (4).
(3)
Termination
+5 V
- signal
220
Ω
¶
330
Ω
Summary of Contents for M3097DG
Page 1: ...C150 E103 01EN M3097DG Image Scanner OEM Manual ...
Page 2: ......
Page 4: ...This page is intentionally left blank ...
Page 44: ...3 3 Optional image function 3 23 ...
Page 67: ...5 4 Consumable 5 13 Two rollers are included Figure 5 4 Pick roller ...
Page 70: ...6 3 Figure 6 1 Jam clearance ...