IC604-R3PIN
0 1
IC604-
N1PIN
0 100%
Current
70% Current
1 40% Current 35% Current
<100% = IA (ampere)>
7.5.3. DRIVE MODE
FUNCTION MODE PHASE
PATTERN
SPEED CURRENT
PRINT - 2 phase 743pps 100%
SCAN FAX STANDARD 2 phase 500pps 100%
SCAN FAX/COPY FINE/HALF
TONE
2 phase 250pps 70%
SCAN FAX SUPER FINE 1-2 phase 250pps 40%
SCAN COPY SUPER FINE 1-2 phase 156pps 40%
SCAN DOC.PREFEED - 2 phase 250pps 100%
SCAN DOC.EJECT - 2 phase 500pps 100%
7.6. FAN MOTOR SECTION
Those two FAN are one used to radiate heat in the unit.
The signal level at pin 95/96 of IC610 becomes high, the FAN is activated.In this case, the pulse
signal as shown below input to pin 27 of IC606 and the rotation of the FAN is detected.
214
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