Sharp AL-2020 (serv.man2) Service Manual ▷ View online
AL-2040 USER PROGRAMS 11 - 2
∗ Factory default settings are indicated with an asterisk (*).
5) Press the start (
5) Press the start (
) key. The right-hand number in the display
will be steadily lit and the entered value will be stored.
Note: To change the setting or to set another mode, press the
clear key. The unit will return to step 2).
6) Press the light (
) key to return to the normal copy mode.
25
Copy effective paper width
setting function (Bypass
tray)
setting function (Bypass
tray)
*1
→ Large (A4 width/
LETTER), 2
→ Small (B5R
width/INVOICE)
26
Copy effective paper width
setting function (Tray)
setting function (Tray)
*1
→ Large (A4 width/
LETTER), 2
→ Small (B5R
width/INVOICE)
28
Selection of copy start
state (Polygon rotation on/
off)
state (Polygon rotation on/
off)
*1
→ ON, 2 → OFF
29
Fusing temperature
setting when the bypass
tray is used
setting when the bypass
tray is used
1
→ Low, *2 → High
Program
No.
Mode
Parameters
AL-2040 ELECTRICAL SECTION 12 - 1
[12] ELECTRICAL SECTION
1. Block diagram
A. Overall block diagram
Carriage
U
nit
CCD
P
WB
12V
5V
NF
A5V
3
.3V
Reg
5V
SPF
Motor
(AL-2040
only)
Mechanical
Load
R
MPFS,RRS,CPFS1
G
8
bits
(MSB/LSB)
B
(Counter)
MCNT
5V
Sensor/SW
(Electorical
detector/SW/Sensor)
CPU
INTERRUPT
SPPD
PSW
MCU-PWB
FW
MHPS
CPU
I/O
Interlock
SW
Cassette
detector
X
2
Drum
Initial
detector
3.3V
PPD1
POD
MFD
PPD2
SPOD
Printer
C
LK
(18.3856MHz)
3.3V
Scanner
CLK(48MHz)
A[19…1]
OPE
PWB
D[15…0]
USB
I/F
1Mbit
16Mbit
Duplex
Motor
16bit
Fan
M
otor
I2C
B
us
(2speed,Lock
sensor)
8Kbyte
24V
12V
Main
Motor
Toner
M
otor
Mirror
Motor
Polygon
Motor
AC
Code
LSU
KRONOS
A
SIC
(296pin)
CPU
H8S/2321
(19.6608MHz)
EEPROM
SDRAM
16Mbyte
Reset
IC
SRAM
Driver
Flash
ROM
AFE
(HT82V24)
CDS
AGC
MPX
AD
16bits
CCD
D
river
CCFL
x
2
Lamp
Inverter
for
CCFL
HOME
POSITION
SENSOR
CCD
(ILX558X)
CPU
C
LK(19.6608MHz)
System
Reset
SSCG
PMD
Driver
LED
Driver
LED
HC151
x
2
KEY
Matrix
START
KEY
POWER
S
UPPLY
/POFF,HL,PR
FW
3.3V,5VEN,5V,12V,24V
HVU
TC,
G
RID,
MC,
B
IAS
PMCLK
PSW
KEYIN1,2
SELIN1,2,3
OP-CLK
OP-LATCH
OP-DATA
PSL
MHPS
Driver
/MMD
PWM
0-2
4
V
HC151
DC-DC
/MMRDY
LASER
MMCLK
USB1T20
PSL
LED
Driver
ONL
LED
ONL
Driver
NIC
PCBA
(AL2040
only)
RJ45
(N/W
connector)
Ether
Chip
RTL8019AS
FPGA
CPU
uPD703100
FlashROM
1Mbit
SRAM
256kbit
1284
I/F
USB2.0
FullSpeed
AL-2040 ELECTRICAL SECTION 12 - 2
2. Actual wiring diagram
A. MCU PWB (1/3)
DHAI-0519QSPZ
DHAI-0287QSZZ
CN22
CN2
DHAI-0513QSPZ
CN304
CN303
DHAI-0270QSZZ
11
11
1
1
22
22
2
2
33
33
3
44
11
55
22
B5B-PH-K-S
66
77
88
CN11
99
10
10
11
11
12
12
13
13
B4B-PH-K-S
14
14
15
15
16
16
17
17
18
18
IMSA-9619S-18A
CN13
B05B-XASK-1
DHAI-0286QSZZ
CN19
CN4
1
2
B3B-PH-K-S
3
4
B4B-PH-K-R
DHAI-0530QSPZ
CN42
-HSYNC
8
D-GND
7
+5V
6
CN3
DHAI-0268QSZ3
5
1
1
-LDEN
4
2
2
-VIDEO
3
3
3
-S/H
2
4
4
D-GND
1
5
5
B08B-CZHK-B
6
6
7
7
8
8
9
9
10
10
DHAI-0529QSPZ
CN41
11
11
5
12
12
4
13
13
3
14
14
2
15
15
1
16
16
1
B05B-CZHK-B
17
17
2
18
18
19
19
CN25
20
20
21
21
22
22
23
23
B3B-PH-K-M
24
24
25
25
DHAI-0514QSPZ
CN6
26
26
1
27
27
2
28
28
3
29
29
4
30
30
5
31
31
B5B-PASK-1
32
32
FF4-32-S15D5
CN23
B2P-VH
CN5
DHAI-0526QSPZ
1
11
CN12
2
22
3
66
4
55
B4B-PH-K-R
88
B3B-PH-K-E
DHAI-0515QSPZ
11
CN10
2
DHAI-0273QSZZ
CN1
DHAI-0525QSPZ
1
B3B-PH-K-S
11
4
22
33
44
DHAI-0292QSZZ
DHAI-0269QSZZ
CN7
55
1
CED1
66
D-GND
77
8
8
DHAI-0267QSPZ
B3B-PH-K-K
B24B-PNDZS-1
1
DHAI-0289QSZZ
CN16
CN1
B3B-PH-K-R
91
10
2
11
3
12
4
1
DHAI-0510QSP1
DHAI-0511QSP1
CN26
13
5
2
1
1
14
6
22
15
7
16
8
17
9
18
10
B5B-PH-K-R
19
11
20
12
21
13
1
DHAI-0272QSZZ
CN15
22
14
2
23
15
24
16
B2P-VH-R
B24B-PNDZS-1
L
N
1
2
TMA_O
TMB_O
/RRS
1
D-GND
MMLD
/MMCLK
LEDPPD2
PD1
MMLD
/MMCLK
PPD2
LEDPPD2
D-GND
RTH_IN
KIN2
3
/DMT_1
5V
DRST
D-GND
5V
/DMT_0
OP-DATA
5VEN
SELIN1
OP-CLK
SELIN2
OP-LATCH
D-GND
(AFE_SCK)
(AFE_SEN)
(ADCLK)
D-GND
24V
/MPFS
24V
CCD-RS
(BSAMP)
CCD-CP
(AFE_SDI)
CCD_PHI2
D-GND
CCD_PHI1
24V1(DSWS)
5
䌖
MFD
DGND
3
PPD1
D-GND
CED1
D-GND
LEDPPD1
1
2
D-GND
3
(AFE_DB4)
(AFE_DB3)
EN5V
(AFE_DB0)
(AFE_DB2)
(AFE_DB1)
(AFE_DB7)
(AFE_DB5)
(AFE_DB6)
mt_at_home
OP-STB
D-GND
(VSAMP)
CCD-TG
P-GND
P-GND
OP-LATCH
PSL
ONL
PSW
FANLK
/VFMCNT
PGND
24V
/DMT_3
24VDupMT
/DMT_2
PMRDY
/PMD
D-GND
KEYIN1#
SELIN3
STROBE
VFMOUT
PPD2
D-GND
D-GND
RTH_IN
DRST
D-GND
D-GND
KIN1
SELIN3
OUTB+
OUTA-
OUTB-
OUTA+
D-GND
DRST
SELIN1
OP-CLK
D-GND
D-GND
PMCLK_A
3
DRST
D-GND
D-GND
LEDPOD
POD
5
SELIN2
KEYIN2#
PSW
D-GND
PSL
ONL
OP-DATA
EN5V
3
4
1
2
3
4
5
1
2
D-GND
5
3
4
VCL
VCL
12V
12V
8
1
2
D-GND
D-GND
P-GND
24V
1
2
3
4
1
2
1
2
5
3
4
6
7
2
1
1
3
2
2
3
4
5
2
P-GND
P-GND
VCL
VCL
12V
12V
EN5V
D-GND
(VSAMP)
CCD-TG
D-GND
CCD-RS
(BSAMP)
CCD-CP
(AFE_SDI)
CCD_PHI2
D-GND
CCD_PHI1
(AFE_SEN)
(AFE_DB5)
VCL
P-GND
(AFE_DB6)
D-GND
(ADCLK)
D-GND
(AFE_SCK)
(AFE_DB7)
MHPS
(AFE_DB0)
(AFE_DB4)
(AFE_DB3)
(AFE_DB2)
(AFE_DB1)
D-GND
D-GND
24V
DVSEL
TCS
BIAS
24V
TCS
DVSEL
BIAS
F-GND
MC
/GRIDL
INT5V
INT24V
INT5V
INT24V
BC
/BIAS
/TC
/GRIDL
/MC
D-GND
P-GND
D-GND
3.3VIN
EN5V
3.3VIN
5V
/POFF
12VIN
24V
FW
24V
/PR
HLOUT
P-GND
P-GND
D-GND
P-GND
D-GND
3.3VIN
EN5V
3.3VIN
5V
/POFF
12VIN
24V
FW
P-GND
24V
/PR
HLOUT
P-GND
2
1
2
D-GND
2
3
4
5
1
1
SHOLD
/SYNC
INT5V
D-GND
/LDEN
/VIDEO
/PMD
PMRDY
PMCLK_A
2
3
INT24V
/MMD
PGND
24V
GRID
MCFB
TC
/MC
/BIAS
/TC
HLN
HLL
HLL
3
HLN
/CPFS1
1
INT24V
PGND
/MMD
1
24V
P-GND
PPD2
Thermistor
Fan
MT
POD
POLYGON
MT
LD
TONER
MT
RESIST
ROLLER
SOLENOID
CASSETTE
PAPER
SOLENOID
CED1
PPD1
DSW
DRST
OPE
PWB
SCANNER
MT
CCD
PWB
INVERTER
PWB
CL
CL
TCS
DV
un
HVT
PWB
POWER
SUPPLY
PWB
AC-CORD
120V/60Hz
MCU
PWB
MAIN
MT
DUPLEX
MT
AL
MODEL
O
NLY
THERMOSTAT
HL
SCANNER
UN
MPFS
SOLENOID
AL-2040 ELECTRICAL SECTION 12 - 3
B. SPF unit (AL-2040) (2/3)
C. NIC PWB (AL-2040) (3/3)
CN24
DHAI-0532QSP1
B12B-PH-K-S
24VSPFMT
1
24VSPFMT
2
SPMT_0
3
SPMT_2
4
SPMT_1
5
SPMT_3
6
SPID
7
DGND
8
LEDSPID
9
SPPD
10
DGND
11
LEDSPPD
12
2
DGND
3
LEDSPPD
3
LEDSPID
1
SPPD
SPID
2
DGND
3
B
1
/B
1
A
6
/A
5
COMA
2
COMB
4
MCU
PWB
SPID
SPMT
SPF UNIT
SPPD
CN1
DHAI-0518QSPZ
CN39
24FMN-BTK-A
VCC3
5V
5V
D-GND
5V
5V
D-GND
P2
P1
P0
/RESET
P1
P0
/RESET
P6
P5
P4
P3
P5
P4
P3
PFRR
PBSY
/PACK
P7
PBSY
/PACK
P7
23
24
24
D-GND
DIR3
/IT3
/SELIN3
/AFFFD3
/STB
/FLT
SLCT
DIR3
/IT3
/SELIN3
/AFFFD3
/STB
/FLT
SLCT
19
20
21
22
20
21
22
15
16
17
18
16
17
18
11
12
13
14
12
13
14
7
8
9
8
9
10
3
4
5
6
4
5
6
EN5V
2
D-GND
1
VCC3
4
EN5V
3
PARAD0
6
/OA_RST
5
PARAD2
8
PARAD1
7
PARAD4
10
PARAD3
9
PARAD6
12
PARAD5
11
/ACK
14
PARAD7
13
PE
16
BUSY
15
/FAULT
18
SLCT
17
/AUTOFD
20
/STB
19
/INIT
22
/SLCTIN
21
D-GND
24
/REV
23
1
2
2
MCU
PWB
NIC
PWB
TO
NETWORK
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