Sharp AL2020 Service Manual

AL-2020/2035/2040/2050/2060 CIRCUIT DIAGRAM 14 - 9
24V
PGND
5V 5V
24V
PGND
5V
24V
24VSPFMT
24V
5V
5V
5V
VCC3
5V
PGND
24V
INT24V
PGND
24VDupMT
24V
PGND
24V5V
24V
PGND
INT5V
5V
/VFMCNT(5)
TMB_O(6)
/RRS(5)
PD1(7)
/DMT1(6)
/CPFS1(5)
24V1(DSWS)(7)
/MPFS(5)
SPID(7)
PPD1(7)
VFMOUT(5)
TMA_O(6)
POD(7)
/DMT0(6)
SPMT_1(6)
/DMT3(6)
PPD2(7)
RTH_IN(5)
MFD(7)
SPPD(7)
CED1(7)
/DMT2(6)
SPMT_3(6)
TxD(1)
PD2(7)
PPD3(7)
CED2(7)
/CPFS2(5)
OUT_B+(6)
OUT_A-(6) OUT_B-(6)
OUT_A+(6)
/MMD(5)
MMLD(7)
/MMCLK(5)
/MCNT(5)
FANLK(7)
RxD(1)
/PMD(5)
PMCLK_A(5)
PMRDY(7)
/SYNC(4)
/LDEN(5)
/VIDEO(4)
SHOLD(5)
SPMT_0(6)
SPMT_2(6)
(White)
(White)
To SPF unit
(For debug)
To Paper detect
(Red)
CPU Serial
(White)
(Blue)
To Cassette paper solenoid
(White)
(White)
Not mounted
To Polygon motor
To Paper pass detect
To Fan motor
To HL unit
(Black)
To Cassette detect
(Red)
To Toner motor
(Red)
To Duplex motor
To Interlock switch
To Multi unit
To Paper out detect
To Resist roller solenoid
To 2nd. cassette
To Mirror motor
To Main motor
To Mecha. COUNTER
(Red)
(Red)
For AL2040 Model Only
For AL2040 Model Only
(Green)
To LD
(White)
CN18 B14B-PHDSS-B
1 3 5 7 9 11 13
2 4 6 8
10 12 14
CN10 B3B-PH-K-S
1 2 3
R140
200J 1/4W
CN12 B3B-PH-K-E
1 2 3
CN16 B3B-PH-K-R
1 2 3
R208
200J 1/4W
CN19 B3B-PH-K-S
1 2 3
CN17 N.M._B4B-PH-K-S
1 2 3 4
CN6 B5B-PASK-1
1 2 3 4 5
CN13 B05B-XASK-1
1 2 3 4 5
CN7 B3B-PH-K-K
1 2 3
R205 200J 1/4W R203 200J 1/4W
C201 1000p
R204 200J 1/4W
C200 1000p
CN25 B3B-PH-K-M
1 2 3
C199 1000p
C205 0.1u/50V
C206 0.1u/50V
D42 KDS226
2 1
3
CN24 B12B-PH-K-S
1 2 3 4 5 6 7 8 9 10 11 12
C198 1000p
C202 1000p
CN11 B4B-PH-K-S
1 2 3 4
C203 1000p
CN15
B2P-VH-R
1 2
C204 1000p
CN28
N.M._B03B-PH-K-R
1 2 3
C246 N.M.
CN23
B2P-VH
1 2
R207
200J 1/4W
CN22 B5B-PH-K-S
1 2 3 4 5
CN41 B05B-CZHK-B
1 2 3 4 5
C247
N.M._1608size
CN26 B5B-PH-K-R
1 2 3 4 5
R206 1kJ
CN4
B4B-PH-K-R
1 2 3 4
CN42 B08B-CZHK-B
1 2 3 4 5 6 7 8
5 5
4 4
3 3
2 2
1 1
D D C C
B B A A
MCU PWB (Connector section 2) (AL-2020/2035/2040) 9/12

Sharp AL2020 Specifications

General

Brand	Sharp
Model	AL2020
Category	All in One Printer
Language	English