Epson DLQ-3000 Service Manual page 36

Operating Principles
Table 2-2. Specifications of the Carriage Motor and Home Position Sensor
Carriage Motor Specifications
Type
Power Supply Voltage
Coil Resistance
Drive Pulse Frequency
Excitation Method
HP Sensor Specifications
Detection Element
output
Power Supply Voltage
Signal Mode
drive pulse frequency and excitation method vary according to the print speed.
Note: The
Table 2-3. External Cooling Fan Unit Specifications
Type
Power Supply Voltage
2-4
4-phase 200-pole HB type stepping motor
35 VDC t 10Yo (31.5 to 38.5 ohms)
1.1 ohms * 10?!o(perphase,at25'C)
9 6 0 t o = ppS
1-2 phase and 2-2 phase excitation
Photo interrupter
5 VDC k
Closed: Home Position
Open :Any position except the Home Position
DC brush-less motor (with internal ball bearing)
I
35 VDC f 10%
I
I