Sharp MX-M350 Service Manual page 270

Signal name Name
XSYNC LSU horizontal sync
detection signal
XTHV+PWM Transfer charger output
control signal (THV+)
XTHV-PWM Transfer charger output
control signal (THV-)
XTHVREM Transfer charger control
signal (THV)
XTRC Paper transport roller
clutch control signal
XTRC_DSK Paper transport timing
signal
XVFM1_PWM Cooling fan control signal
XVFM2PWM Heat exhaust fan control
signal
XVIDEO Image signal
*1: Multi paper feed tray vertical size detection
Multi paper feed tray 1
Multi paper feed tray 2
1
2
3
4
5
6
7
0
*2: Options
No. CV_SIZE3 CV_SIZE2
0 0
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 1
9 1
10 1
11 1
12 1
13 1
14 1
15 1
Function/Operation
LSU horizontal sync
detection (BD sensor
signal)
Transfer charger output
control (PWM control)
Transfer charger output
control (PWM control)
Transfer charger ON/OFF
control
Paper transport roller ON/
OFF control
Paper transport timing
Cooling fan control
Heat exhaust fan control
Image signal to the LSU
Vertical size detection: Connector level
M1SS1 M1SS2
M2SS1 M2SS2
L L
H L
H L
H H
L H
L H
L L
H H
CV_SIZE1 CV_SIZE0
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
MX-M350/M450 N/U ELECTRICAL SECTION 13 - 17
Connector level
L H
— —
— —
— —
ON OFF
— —
— —
Max. air flow OFF
Max. air flow OFF
— —
M1SS3 M1SS4
AB series
M2SS3 M2SS4
H L
H L
L L
L L
L L
L H
L H
H H
Paper size
none
A3
A4
LT
B4
LG
WLT
INV
B5
Extra
A5
F4
A4R
B5R
LTR
A5R
Connector Pin PWB
No. NO. name
16 4 PCU
15 6 PCU
15 9 PCU
15 12 PCU
13 12 PCU
11 18 PCU
16 23 PCU
16 26
4 22 PCU
16 14 PCU
Paper size
Inch series China series
B5 Extra
A4 LT
A5R INVR
B5R EX-R
A4R LTR
Foolscap Extra
B4 LGL
A3 WLT
Tray not installed
Remark
K16
A4
A5R
K16R
A4R
Foolscap
K8