Timing Chart - Panasonic KX-FLM652CX Service Manual

Multi-function laser fax
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KX-FLM652CX
7.7.2.
SCAN MOTOR DRIVE CIRCUIT
1. Functions
This motor functions for main operations including FAX transmission.
This feed document paper synchronized for reading.
2. Motor operation
During motor driving, pin 106 of ASIC IC604 becomes a high level, and Q618, Q613 turns ON.
As a result, +24V is supplied to the motor coil.
Stepping pulses are output from ASIC IC604 pins, 100, 101, 102, 103, causing driver IC610 pins,
16 ~ 13 to drive the motor coil.
The motor coil is energized sequentially in 2 phase increments, which causes a 1-step rotation.
A 1-step rotation feeds 0.065mm of document paper.
7.7.2.1.

TIMING CHART

178

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