Minolta Di551 Service Manual page 127

OTHER KINDS OF CONTROL
2. Signals
a. Input signals
(1) MAINFAN_EM (FM1 to PRCB)
FM1 (main body cooling/1) abnormality detec-
tion signal
[H]: Abnormality is detected.
(2) WRFAN1_EM (FM2 to PRCB)
FM2 (writing section cooling) abnormality detec-
tion signal
[H]: Abnormality is detected.
(3) CLFABN_EM (FM5 to PRCB)
FM5 (cleaner cooling) abnormality detection sig-
nal
[H]: Abnormality is detected.
(4) FIXFAN3_EM (FM6 to PRCB)
FM6 (paper exit/F) abnormality detection signal
[L]: FM6 is normal.
[H]: FM6 is abnormal
(5) FIXFAN2_EM (FM7 to PRCB)
FM7 (paper exit/R) abnormality detection signal
[L]: FM7 is normal.
[H]: FM7 is abnormal.
(6) FIXFAN1_EM (FM8 to PRCB)
FM8 (main cooling/2) abnormality detection sig-
nal
[L]: FM8 is normal.
[H]: FM8 is abnormal.
(7) EM (FM9 to SCDB)
FM9 (scanner cooling) abnormality detection
signal
[L]: FM9 is normal.
[H]: FM9 is abnormal.
(8) ADUFAN_EM/1 (FM10 to PRCB)
FM10 (ADU reverse motor cooling) abnormality
detection signal
[L]: FM10 is normal.
[H]: FM10 is abnormal.
(9) FAN2 (FM13 to PRCB)
FM13 (power supply cooling) abnormality detec-
tion signal
[L]: FM13 is normal.
[H]: FM13 is abnormal.
(10) SCANFAN_EM (SCDB to PRCB)
FM9 (scanner cooling) abnormality detection
signal
[L]: FM9 is normal.
[H]: FM9 is abnormal.
b. Output signals
(1) MAINFAN_D (PRCB to FM1)
FM1 (main body cooling/1) ON/OFF control signal
[L]: FM1 ON
[H]: FM1 OFF
(2) MAINFAN_HL_20 (PRCB to FM1)
FM1 (main body cooling/1) rotational speed con-
trol signal
[L]: Low speed
[H]: High speed
(3) WRFAN1_D (PRCB to FM2)
FM2 (writing section cooling) ON/OFF control
signal
[L]: FM2 ON
[H]: FM2 OFF
(4) WRFAN1_HL (PRCB to FM2)
FM2 (write section cooling) rotational speed con-
trol signal
[L]: Low speed
[H]: High speed
(5) CLNFAN_D (PRCB to FM5)
FM5 (cleaner cooling) ON/OFF control signal
[L]: FM5 ON
[H]: FM5 OFF
(6) CLFFAN_D (PRCB to FM5)
FM5 (cleaner cooling) rotational speed control
signal
[L]: Low speed
[H]: High speed
(7) FIXFAN_D (PRCB to FM6)
FM6 (paper exit/F) rotational speed control sig-
nal
[L]: Low speed
[H]: High speed
(8) FIXFAN_D (PRCB to FM7)
FM7 (paper exit/R) ON/OFF control signal
[L]: FM7 ON
[H]: FM7 OFF
(9) FIXFAN-D (PRCB to FM8)
FM8 (main cooling/2) ON/OFF control signal
[L]: FM8 ON
[H]: FM8 OFF
(10) 24V DRV (SCDB to FM9)
FM9 (scanner cooling) ON/OFF control signal
[L]: FM9 ON
[H]: FM9 OFF
(11) ADU FAN/1 (ADUSDB to FM10)
FM10 (ADU reverse motor cooling) ON/OFF
control signal
2-P-6