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MX-M264U ELECTRICAL SECTION 13 – 22
HL_UM_out
Fusing HL1_ON signal
Fusing lamp ON signal
Heater lamp
OFF
Heater lamp
ON
CN13
13
PCU
HL_US_out
Fusing HL2_ON signal
Fusing lamp ON signal
Heater lamp
OFF
Heater lamp
ON
CN13
15
PCU
HUD_RA
Humidity analog sensor
signal input
Humidity detection signal
–
–
CN19
5
PCU
Analog
LAN_CNT
–
LAN power supply signal
FAX nighttime
–
CN10
10
PCU
LD_DA
LD strength adjustment
analog output
LD strength adjustment
analog output
–
–
CN12
4
PCU
Analog
MDI_0+
LAN send/receive data 0 +
LAN send/receive data 0 +
–
–
CN15
1
MFPC
PWB
MDI_0–
LAN send/receive data 0 –
LAN send/receive data 0 –
–
–
CN15
2
MFPC
PWB
MDI_1+
LAN send/receive data 1 +
LAN send/receive data 1 +
–
–
CN15
3
MFPC
PWB
MDI_1–
LAN send/receive data 1 –
LAN send/receive data 1 –
–
–
CN15
4
MFPC
PWB
MDI_2+
LAN send/receive data 2 +
LAN send/receive data 2 +
–
–
CN15
5
MFPC
PWB
MDI_2–
LAN send/receive data 2 –
LAN send/receive data 2 –
–
–
CN15
6
MFPC
PWB
MDI_3+
LAN send/receive data 3 +
LAN send/receive data 3 +
–
–
CN15
7
MFPC
PWB
MDI_3–
LAN send/receive data 3 –
LAN send/receive data 3 –
–
–
CN15
8
MFPC
PWB
MHPS
Scanner home position
sensor [Transmission type]
Detects the scanner home
position.
–
Home
CN10
1
SCNcnt
MHVREM/
MHV remote output
Main charger ON signal
–
High voltage
output ON
CN13
14
PCU
MIM_*
Scanner motor [Stepping
motor]
Scanner (reading) section
–
–
CN7
1, 2, 3,
4
SCNcnt
/MM_CLK
Main motor CLK (frequency
dividing output)
Polygon motor CLK signal
–
–
CN19
10
PCU
/MM_D
Main motor ON signal
Polygon motor ON signal
Motor ON
Motor OFF
CN19
6
PCU
MM_LD
Main M_LD signal
Polygon motor lock detection
signal
Normal
rotation state
–
CN19
8
PCU
/MPED
Manual feed empty sensor
Paper empty detection
–
Paper
provided
CN21
14
PCU
/MPFS
Manual feed solenoid
Solenoid drive signal
Solenoid ON
–
CN20
14
PCU
/MPLD1
Manual feed length sensor 1
Manual feed paper length
sensor 1
–
Paper
provided
CN20
9
PCU
/MPLD2
Manual feed length sensor 2
Manual feed paper length
sensor 2
–
Paper
provided
CN20
6
PCU
MPU_INTRO_N
ICU (for LSU)
communication
ICU (for LSU)-PCU
communication signal
–
–
CN10
6
PCU
MPU_PRINTS_N
ICU (for LSU)
communication
ICU (for LSU)-PCU
communication signal
–
–
CN10
8
PCU
MPU_SIF_CLK
ICU (for LSU)
communication
ICU (for LSU)-PCU
communication signal
–
–
CN10
18
PCU
MPU_SIF_RST
ICU (for LSU)
communication
ICU (for LSU)-PCU
communication signal
–
–
CN10
20
PCU
MPU_SIF_RXD
ICU (for LSU)
communication
ICU (for LSU)-PCU
communication signal
–
–
CN10
14
PCU
MPU_SIF_TXD
ICU (for LSU)
communication
ICU (for LSU)-PCU
communication signal
–
–
CN10
16
PCU
MPWD
Manual feed paper width
detection
Manual feed paper width
detection
–
–
CN20
2
PCU
Analog
/MTOP1
Manual feed tray sensor 1
(reduction detection)
Manual feed tray detection 1
(reduction detection)
–
Manual feed
tray reduction
position
CN20
13
PCU
/MTOP2
Manual feed tray sensor 2
(extension detection)
Manual feed tray detection 2
(extension detection)
–
Manual feed
tray extension
position
CN20
11
PCU
nCLR_PIC
ICU-PIC communication
ICU-PIC communication
signal
–
–
CN10
17
PCU
nCNCT_FAX
Option FAX installation
detection
Option FAX installation
detection signal
Installed
Not installed
CN29
5
MFPC
PWB
nFAX_WUP
Option FAX wakeup
Option FAX wakeup
interruption
Active
Negative
CN29
15
MFPC
PWB
nFAXCS_CTS
Option FAX send enable
input
Option FAX send enable
input
Active
Negative
CN29
26
MFPC
PWB
nFAXCS_RTS
Option FAX send request
Option FAX send request
Active
Negative
CN29
24
MFPC
PWB
Signal name
Name [Type]
Function/Operation
Connector level
Connector
No.
Pin
No.
PWB
name
NOTE
"L"
"H"