Sharp Mx 2300n Service Manual

							MX-2300/2700 N/G  ELECTRICAL SECTION  11 – 7
G. AC power line diagram (200V series)
VR3
F103
A1
VR2
D101~
~+ -
WH-SW
F102
L2
L1
VR1
Z101
A2
F2A1
F101
F1
F301
RY 1
HLOUT_UM
INT24V1
HLOUT_LM
/HL_PR
HLOUT_US
24V2GND
L
NT10AH/250V
T10AH/250V
AC PWB
2
6RY 1
62 G
HL PWB
T2
GND 1G
4
4
GND T1
1 T2
drawer
TD1
SSR1 SSR2
HL MAIN
THERMOSTATTHERMOSTAT
FUSING UNIT
HL LOW
THERMOSTAT
HL SUB62GND G
4
1 SSR3 T1 T1
T2 MAIN POWER SW
WH-L WH-N
NC
WH PWB
NO
10W
LCC
T2.0AH/250V
WH-L WH-NF3F4
T2.0AH/250V AC IN
TD2
TD3
10WDESKMAIN
UNIT10W
MAIN UNIT
SCN
SCN unit
5W
no-mounting
no-mounting
DESK
OPTION
OPTION LCC WARM HEATER SET OPTION
no-
mounting
Voltage
Generation
+24V1
+24V2
+24V3
+24V4
+24V5
+12V
+5Vn
+3.3V
FW
Generating
Circuit
DC POWER SUPPLY
T6.3AH/250VT3.15AH/250V
T5AH/250V
N/F
T1AH/250V
150 AC120V-15A/AC240V-10A°C 150 AC120V-15A/AC240V-10A°C
150 AC120V-15A.AC240V-10A°C
Voltage
Generation
+5Vo
+5VL
OPTION 
						

							MX-2300/2700 N/G  ELECTRICAL SECTION  11 – 8
H. DC power line diagram
HL_PR
L
N_HL(MAIN)N_HL(LOW )N_HL(SUB)
5VN
3.3V
5VN
12V
24V3 5VL
5VO D-GND
D-GND 5VL
P-GND
MOTHER PWB
24V2 D-GND
P-GND
PCU PWB
24V3FW12V
P-GND5VN 3.3V
24V1 D-GND
AC PWB
24V2 INT24V2 /INT_CNTP-GND
INT24V1
MC PWB 1stTC PWB INT24V2 P-GND
PFM 24V1
DVM_BK
DVM_CL
P-GND P-GND
P-GNDP-GND
INT24V2 INT24V2INT24V2
INT24V2
P-GND INT24V2 DRIVER SUB PWB
DRIVER MAIN PWB
2ndTC PWB
INT24V2
P-GND INT24V1INT24V1 INT24V1
INT24V1P-GND
P-GND 5VN 5 VN
5VN
PSFM PSM
FUM
POM
ADULM
DM_BK
DM_CL
OSM
/INT_CNT24V224V2
HL PWB INT24V1P-GND
HL(MAIN)
HL(LOW)
HL(SUB)
HDD
12V
5VN
D-GND
D-GND
LSU
PWB
24V3
5VN
3.3V P-GND
D-GND
D-GND
PM
24V3
P-GND 5V_LD 5V_LD
LD_BK
LD_C
LD_M
LD_Y
5V_LD
D-GND 5V_LD
5VL
5VO
3.3V 12V
D-GND
MFPC PWB
24V3
P-GND
12V
5VN
3.3V
D-GND24V3
P-GND
12V
5VN
3.3V
D-GND
SCAN CNT
PWB5VO5VOKEY OP
PWB
5VN
5VO
3.3V
D-GNDORS PD
PWB
5VN
D-GND
LVDS
PWB 24V_EXT
3.3V_EXT
D-GNDLCD PWB 3.3V
D-GND
P-GND
P-GND 24V INVERTOR
PWB
D-GND A3.3V
CCD PWB
A12V
A5V
CL
INVERTOR
PWB
P-GND 24V
CL
INT24V1
INT24V1
ORS LED
PWB
24V124V_EXT
5V_EXT P-GND
AVCC
5VPD
D-GND24V_EXT
5V_EXT P-GND
AVCC
5VPD
D-GND RSPF UN
CARD READER
5V
D-GND 12V
P-GND
5VN
3.3V
D-GND
FAX
MAIN
PWBTEL
LIU
PWB
12V
3.3V
5VS
5V
D-GND
A-GNDFINISHER
5VN 24V5
P-GND
D-GND24V5
P-GND
5VN
D-GND
LCC 5VN 24V4
P-GND
D-GND24V4
P-GND
5VN
D-GND
D-GNDD-GND
5VN
DESKP-GND 24V4
D-GND
D-GND
D-GND
P-GND D-GND
5VO 5VL
5VL 3.3V
24V3 12V 5VN
D-GND 24V1
P-GND 12V
P-GND D-GND 5VN D-GND
24V3 3.3V
FW5VNPD
5VNPD
RD I/F PWB
D-GNDD-GND 5VN
5VNPD
PSUINT24V2
option
option SCAN IN PWB or
DOCUMENT CONTROL PWB
D-GND 5VN
3.3V
D-GND
option 5VN
3.3V
D-GNDD-GND 5V_LD
24V3
P-GND
5VN
3.3V
D-GND
D-GND 24V2
LSUSS_B
LSUSS_C INT24V1
INT24V1
option INT24V1
F201
FUSEF203
FUSEF202
FUSEF205
FUSEF204
FUSE
RDSWFDSW
FET 
						

							MX-2300/2700 N/G  ELECTRICAL SECTION  11 – 9
2. Actual wiring chart
A. Power supply section (P1)
(AC CORD) CN1(B03P-VL) AC PWB CN2(B03P-VL-K) (MSW harness) CN6(B03B-PASK-1) (DC main harness) CN20(B4P-PH-K-S)
1 L_IN MSW-Lout 1 MSW-Lout 1 DCCNT1 13 n DCCNT1
2NC NC2DCCNT2 34 n DCCNT2
3 N_IN MSW-Nout 3 MSW-Nout 1
CN6(B2P3-VH-R) CN3(B03P-VL-R) CN3(B03P-VH-B) (DC main harness) CN19(B10P-VH)
1 N_WH MSW-Lin 3 MSW-Lin 1 3.3V 163.3V
3L_WH NC 2
MSW3.3V 22 D-GND
MSW-Nin 1 MSW-Nin 1 D-GND 31 D-GND
CN5(B03P-VL-E) CN4(B3P4-VH-R) CN1(B2P3-VH-B)75VN
1 L_HL L_DC 1 3 L_DC812V
3 N_HL N_DC 4 1 N_DC10 P-GND
(AC-DC harness)924V3
35VL
(AC-HL harness) CN10(B4P-PH-K-S)45VL
155VO
4
CN1
L_HL 1
CN4(B6P-VH-B)
N_HL 3D-GND 5
B03P-VL5VN 1
5VN 2
CN3
HL PWB5VN 4
TO INSERTOR (P16)
11 3.3V
5VN 3
TO LCC (P15)
10 5VNPD
D-GND 6
TO LCC (P15)
8 D-GND
(AC-WH harness )6 D-GND
CN5(B04P-VH-B)95VN
PS-18712V 2712V
112V 112 FW
4P-GND
2P-GND
PS-187124V1
To P2324V2
524V3
B12B-XL
CN26
CN5CN7(B8P-VH-B)
1FW 1
3P-GND 4
B03B-PH-K-R (AC-WH harness )
P-GND 3
B32B-PHDSS-B
P-GND 2
CN1P-GND 5
NAME
1P-GND 7
TO LCC (P15)
5VL MFP
3P-GND 8
5VO FAX
B2P3-VH-RP-GND 6
TO INSERTOR (P16)
5VN OTHER
CN8(B7P-VH-B)24V1 ENGINE
24V1 2
24V2 ENGINE
WH PWB24V2 3
To P224V3 ENGINE
24V1 1
24V4 LCC,DESK
CN224V3 4
24V5 FINISHER
1
JPN:OPTION24V4 6
TO LCC(P15)
3
EX100V:OPTION24V3 5
B2P3VH-BLEX120V:OPTION24V5 7
TO INSERTOR (P16)
EX200V:OPTION CN2(B5P-VH-B)
5VL 4
CN35VL 5
15VO 3
3D-GND 1
(DC main harness)
B2P3-VHD-GND 2
JPN:STANDARD
EX100V:OPTION JPN:OPTION
CN4 EX120V:OPTION EX100V:OPTION
EX200V:OPTION EX120V:OPTION
EX200V:OPTIONPHNR-3-H + BU03P-TR-P-H
WH-N(LCC)
To P15
WH-L(LCC)
B4P(5-3)-VH
(Paper feed main harness)
MOTHER PWB
PCU PWB
PSU
WH
P-GND
26 28
30PSFM_V
PSCF_LD
WH-N 24V2
WH-N(SCAN)
WH-L(SCAN)
PSU FAN
2
PSCF_LD2 3
1 3 1
PSFM_V
P-GND 5 D-GND
WH-L(DESK1)
WH-L(DESK2)
2
4
1
WH-N(DESK1)
WH-N(DESK2)
WH-L1 L_WH L_WHD-GND24V2
WH-N(SCAN)
WH-L(SCAN)
2
1 2
1
WH
WH
2
WH-N(SCAN)
2
1
WH-L(SCAN)
1
2
WH-N(SCAN)
2
1
WH-L(SCAN)
1
SCANNER UNIT 
						

							MX-2300/2700 N/G  ELECTRICAL SECTION  11 – 10
B. Front section (P2)
CN1
(PRT OP FFC)
CN8
PRINTER OP PWBT24FAZ-SMT
(PRINTER MODEL ONLY)
DSW-RCN4
DSW-FP EL2P R
B7P-VH-B
1TNFD
R SM18PIN P CN9
P SL2PIN R
PNC(BLACK)
B30B-PHDSS-B
CN13
FRONT
B32B-PHDSS-B
CN3
3 24V2
CN8CN8
B12B-XL
24V2 3
B7P-VH-BCN2
INT24V2 1 5 INT24V2
P-GND 2 6 P-GND
4
/INT_CNT 5 7 /INT_CNT
B7P-VH-B B7P-VH-B
PSU
AC PWB PCU PWB
8 /PNC 8 6 WTNM_2 6 24V1 1
DSW_R(24V)
2
7 24V3 7 5 WTNM_1 5 1
DSW_R(24V)
1
2
DSW_F(24V)
2
INT24V1in 24V2 6/PNC
INT24V1in 3NC(24V3) 31 3 1TNFD 3
4 D-GND 4
WTNM_1
18 WTNM_2 TNM
24V3 116 24V3 21
22
23
24 17
18
19
20 13
14
15
169
10
11
125
6
7
8 1
2
3
4
LCDD0
LCD_E
/OP_RW
LCD_CSLCDD4
LCDD3
LCDD2
LCDD15VN
LCDD7
LCDD6
LCDD5KEY1
OP_SET
D-GND
5VN KEY5
KEY4
KEY3
KEY224
23
22
21
4
DSW_F(24V)1TNFD 20
19
18
DSW_R(24V)
1
DSW_F(24V)
2KEY3
3
DSW_R(24V)
1 24V1
2 15 OP_SET
DSW_R(24V)
14 D-GND 17 KEY2
16 KEY1
13 5VN
12 5VN
11 LCDD7
10 LCDD6
9 LCDD5
8 LCDD4
7 LCDD3
6 LCDD2
5 LCDD1
4 LCDD0
1 LCD_CS /LED3
/LED2
/LED1
KEY6
3 LCD_E
2 /OP_RW
D-GND/LED3
/LED2
/LED1
KEY6
KEY5
KEY4
D-GND 2
24V2 7 WTNM_1 1
WTNM_2 2 1
21
15 1TNFD 1
2
17
/PNC 2
1 NC(24V3) 1
2
NC(/PNC_C)
2
NC(/PNC_C)
32
OPTION
(Upper main harness PA)
(Waste toner full detection)
(HL I/F harness PA)(Upper main harness PA)
(DC main harness)
(Waste toner motor) 
						

							MX-2300/2700 N/G  ELECTRICAL SECTION  11 – 11
C. Fusing unit section (P3)
CN2
CN4
INT24V1 6
D-GND 5
B03P-VL-K 3
4
CN3 2
/HL_PR 1
B6P-PH-K-S
B03P-VL-R
PHNR-3-H +
BU03P-TR-P-H
PHNR-4-H +
BU04P-TR-P-H
R SM18PIN P CN9
25 CN34
/HL_PR 5
PHNR-2-H +27 7
BU02P-TR-P-H9
29 11
D-GND 3
Drawer RWZ26 D-GND INT24V1 1
B30B-PHDSS-B B40B-PADSS-B
DF11-4DP-SP1(PASTEL)N-HL(SUB)
N-HL(LOW)
HL PWB
TH_UM_IN HLOUT_US HLOUT_LM
PCU PWB
TH_UMCS_IN
HLOUT_UM
HLOUT_US
HLOUT_LM TH_US_IN
TH_LM_IN
30
13 TH_US_IN 13
14 TH_LM_IN 14
15 D-GND
15 12 TH_UM_IN 123
2 2
L-HL(COM)
1N-HL(MAIN) 1
L-HL(COM) 3
L-HL(COM)
5 TH_LM_IN 5
6 D-GND 4 3TH_US_IN 7
4 D-GND 6 1TH_UM_IN 9
2 D-GND 8 9
TH_UMCS_IN
1
RTH(LOW)
1
4
3
2
1
RTH(MAIN)
RTH(SUB)
3
TH_US_IN 1
D-GND 26
3
TH_UM_IN 14
1
5
2 2 N-HL(SUB) 5 L-HL(COM)
3 N-HL(LOW) 6 L-HL(COM) 1 N-HL(MAIN) 4 L-HL(COM)
HLOUT_UM
16
TH_UMCS_IN
16 2
TH_UMCS_IN
2
TH_LM_IN 1D-GND 3
D-GND 2
HL MAIN
THERMOSTAT
HL SUB
THERMOSTAT
HL LOW
THERMOSTAT
D-GND
D-GND
D-GND
D-GND4
3
2
1
(HL I/F harness)
(Harness between TS-HL MAIN) (Fusing harness)
(Harness between TS-HL SUB) (Fusing harness)
(Harness between TS-HL LOW) (Fusing harness)
(Upper main harness)
(Fusing harness)
(HL I/F harness)
(Fusing harness)
(Upper main harness) 
						

							MX-2300/2700 N/G  ELECTRICAL SECTION  11 – 12
D. High voltage section (P4)
1TUD_K
CN9
PHNR-3-H + BU03P-TR-P-H B30B-PHDSS-B
CN1CN34
2-TC2-TC INT24V2 1
P-GND 2
CLR /TC_CLK# 4
/TC_DATA# 3
/TC_LD# 5
/HV_REM# 6
B6P-PH-K-SB40B-PADSS-B
CN9
B3P-PH-K-S
AC PWB
CN1
MC-KMC-K
GB-K(SPRING)
(SPRING)
(SPRING)
(SPRING)
(SPRING)
(SPRING)
(SPRING)
(SPRING)GB-K
BS-KBS-K
GB-CGB-C
B6P-PH-K-SCN26
BS-CBS-C
CN2
1TC_CL 3
GB-MGB-M HV_REM 7
MC_YMC 6
BS-MBS-M 1TC_K 5
B32B-PHDSS-B
1TC_YMC 4
MC-C GB-YGB-Y P-GND 2
INT24V2 1
MC-M BS-YBS-Y
B7P-PH-K-S
MC-M
MC-Y
MC-YMC-CMY
CN1
INT24V2 7
1TC-K1TC-K P-GND 6
1TC_YMC 4
1TC-CMY1TC-CMY 1TC_K 3
MC_YMC 2
HV_REM 1
1TC_CL 5
B7P-PH-K-S
1TUD_CL
CN9
PHNR-3-H + BU03P-TR-P-H B30B-PHDSS-B1 INT24V2
HV_REM#6
5
4
3
2
1 /HV_DATA#
/HV_CLK#
/HV_LD1#INT24V2
P-GND
/HV_CLK#
/HV_LD1#
HV_REM# 20
21
22
23
242
4
6
8INT24V2
P-GND
/TC_CLK#
/TC_DATA#
2 1TUD_CL11 1TUD_CL 12 1TUD_CL
1
3 5VLEDGND
9 13 12
14
5VLED 31 5VLED D-GND 23 D-GND 5VLED 3 1TUD_K 1
D-GND 2
1 5VLED 2 1TUD_K
3 D-GND2
1
3
5VLED 101TUD_K
D-GND
PCU PWB 2nd TC
PWB
MC PWB
1st TC PWB
/TC_LD#
/HV_REM# 10
12
P-GND
/HV_DATA#
(Transfer separation sensor BK)
(Transfer belt separation harness)
(Secondary transfer separation harness)(Upper main harness PA)
(Upper main harness PA)
(MC-BK harness)
(MC interface harness)
(MC interface harness)
(MC harness)
(Primary transfer harness PA)(Transfer separation sensor CL)
(Transfer belt separation harness)(Paper feed main harness)
(High voltage interface harness)
(Upper main harness PA) 
						

							MX-2300/2700 N/G  ELECTRICAL SECTION  11 – 13
E. Main drive unit section 1/2 (P5)
DVM_K
CN12 CN5CRUM(BLACK)
B7P-PH-K-S R SM2P P
CRUM(CYAN)
RSM2P P
RSM2P P
RSM2P PCRUM(MAGENTA)
DVM_CL
CRUM(YELLOW)
PHNR-02-H + BU02P-TR-P-H
B7P-PH-K-S
B10B-PHDSS-B P SM10P R
DHPD_K
DHPD_CL
B32B-PHDSS-B
DF11-6DP-SP1 DF11-6DP-SP1
DF11-4DP-SP1
CRM_K_CK#
4 D-GND7
CRM_M_DT#
1
5V_CRUM
2
CRM_K_DT#
5V_CRUM
5CRM_C_DT#
2
4
CRM_C_DT#
CRM_C_CK#
D-GND 3
1 6
9
CRM_Y_DT#
8
CRM_M_CK#
1
2
3
4
6 5
7
85V_CRUM 2
CRM_K_DT#
4
5V_CRUM 2
CRM_M_DT#
4
3
D-GND 15V_CRUM 2
CRM_Y_DT#
4
CRM_Y_CK# CRM_C_CK#
5V_CRUMCRM_K_DT#
CRM_K_CK#
D-GND
1
3
5
9
107
CRM_C_DT#
CRM_C_CK#
2
4
CRM_M_DT#
CRM_M_CK#
CRM_Y_DT#
CRM_Y_CK#
6
8
CRM_K_CK#
3
D-GND 1
CRM_M_CK#
3
D-GND 1
9
10 10
CRM_Y_CK#
TNM_Y_1 TNM_M_2TNM_C_2 /DVM_K_DINT24V2
P-GND
3
/DVM_CL_CKINT24V2
P-GND
TNM_Y
2
TNM_M TNM_CTNM_K
4 1
2TNM_Y_2
1
2 1
5
6
7
/DVM_CL_D
DVM_CL_LD5V2 1
2
1 /DVM_K_CK
/DVM_K_D1
2
4 INT24V2
P-GND
DVM_K_LD
5V5
6
7
INT24V2 22
246
/DVM_K_CK
10
12
DVM_K_LD
TNM_K_1 4
1 5
3
9
11 TNM_Y_2 218 21
20 TNM_C_2 21
TNM_Y_1 TNM_C_12
1 1 2
215
1719
P-GND TNM_K_1
TNM_M_1TNM_K_2
TNM_M_21
TNM_C_1TNM_K_2
324V3 2
2 /1TURC
31DHPD_K
5VLED5VLED 29
D-GND 2
23 5VLED DHPD_KTNM_M_1
D-GND
DHPD_CL
1TURC
1
3 D-GND
1
215VLED
/DVM_CL_CK
DVM_CL_LD/DVM_CL_D
1
PCU PWB
16
DHPD_CL 32 14 /1TURC
3024V3
D-GND
D-GND
D-GND
D-GND1
4
3
2 D-GND
D-GND
D-GND
D-GND
D-GND
D-GND
5V-CRU
5V-CRU
5V-CRU
5V-CRU
5V-CRU
5V-CRU 6
2
1
3
4
5
6
2
1
3
4
5
(DV motor BK)
(Process drive harness PA)
(Toner motor YELLOW)(Toner motor CYAN)(Toner motor BK)
(Toner motor MAGENTA)
(DV motor CL)
(Phase detection CL)
(Transfer separation clutch)
(Phase detection BK)
(Upper main harness PA)
(CRUM harness) 
						

							MX-2300/2700 N/G  ELECTRICAL SECTION  11 – 14
F. Main drive unit section 2/2 (P6)
R SM6 PCN1
DMCL
B12B-PH-K-S DRIVER
SUB PWB
CN5
DRIVER MAIN PWB
B6P-PH-K-RB12B-PH-K-S 612
11 INT24V1
9 4
8 DMBKA// 10
7 DMBKA/
3
DMCLA/ 4
1 6 INT24V1
DMCLB/ DMCLB//
DMCLB// 13
DMBKA// 55
2 INT24V1
INT24V1 2
DMBK
3 4 6
1
DMBKA/
1 DMBKB/ DMBKB//INT24V1
DMBKB/ DMBKB//INT24V1
DMCLA// INT24V1 5
DMCLA// 6INT24V1 5
2 DMCLA/ 4 DMCLB/ 3
INT24V1
INT24V1 2
PSM
PSMB/
6INT24V1
PSMA//
PSMB// 5 PSMA// 42 15
31 PSMA/ 2PSMA/
3
6PSMB//
INT24V1PSMB/ 4
(Drum motor CL)(Drum motor BK)
(Process drive harness PA)
(Paper feed main harness)
(PS motor) 
						

							MX-2300/2700 N/G  ELECTRICAL SECTION  11 – 15
G. DL & DV section (P7)
DL_BK PHNR-10-H,BU10P-TR-P-H
CN15
53254-0310
DV un
DV INITIAL PWB
C QR/P8-8P P
S4P-PH-K-S
BS-K
DL_C PHNR-10-H,BU10P-TR-P-H
53254-0310
DV INITIAL PWB
(CYAN)
C QR/P8-8P P
S4P-PH-K-S
BS-CDL_M
PHNR-10-H,BU10P-TR-P-H
53254-0310
DV INITIAL PWB
(MAGENTA)
C QR/P8-8P P
S4P-PH-K-S
BS-MDL_Y
PHNR-10-H,BU10P-TR-P-H
53254-0310
DV INITIAL PWB
(YELLOW)
C QR/P8-8P P
B40B-PADSS-B
S4P-PH-K-S
BS-Y9 D-GND 2 9 D-GND 2
DL_M# D-GND 2
4 DL_BK# 3 10
TSG_BK7TCS_K 5 1 D-GND D-GND
45 5
6
7 24V3
TCS_C
D-GND 78
D-GNDD-GND
24V3 2 5 24V3
D-GND 4
2
3 TCS_CD-GND
DL_C#
5
6 7
DVSET_K
24V3 TCS_K 3 6 TCS_K
D-GND
TSG_BK 1
10 35
1
9 7
1TCS_C
3
2 7
5VN 2
36
3
DVSET_K
DL_BK#
2 8 24V3
D-GND
1
665
7 8
24V3 5D-GND
24V3 2
D-GND 4
DL_Y# 7D-GND 7
1
DL_Y# 3 101
TCS_Y 3 6 TCS_Y
D-GND 4 7 D-GND24V3 2 5 24V335
37 DVSET_C
39 3324V3
TCS_C
D-GND
TSG_C
7 6 5 8 24V3
4 D-GND 7
3 DVTYP_Y 8DL_C#
24V36
TSG_BK
5VN D-GND
DVTYP_K
9 8
10
5 24V3
TCS_M
1 TSG_M
D-GND
DVTYP_M4
6 D-GND
40 5VN 7TCS_Y43
5 D-GND 6
6TSG_YTCS_Y 43
24V3
TCS_K 5 1 2 9
3DL_BK#
1
DL_C# 21D-GND 1
7
11
3
4
625
27
31
29
D-GND D-GND
DVTYP_C
5VN
DL_M# 2
24V3 3
8 6
TCS_M
D-GND
18 DVSET_M
24 D-GND
24V2 DL_Y#
D-GND
38 DVSET_Y 32
36 DVTYP_Y 30 TSG_Y
34 D-GND 28 26
YELLOW
BLACKCYAN
D-GND
MAGENTA
TCS_M 3 TCS_M
22 19 5VN9
D-GND
17TSG_BK
13
DVTYP_K 15
DVSET_K 5
7 8
18
1 D-GND
42
3
4 5VN 2
3DVTYP_K D-GND 4
DVTYP_K 3
DVSET_K 2
5VN 1
10 TSG_C
D-GND
DVTYP_C
DVSET_C5
7
8
9 D-GND
8
16
4 TSG_C
D-GND
DVTYP_C
DVSET_C 3
5VN 44 1
D-GND 41
2 8 TSG_C
5VN 1
14
DL_M# 3 10 DVTYP_C 3
DVSET_C 2
16 DVTYP_M 12
10 TSG_M
14 D-GND
5VN 1 DVSET_M 220 5VN 5VN 5VN 101 DVSET_M D-GND 4
DVTYP_M 38
9 TSG_M 1
DVSET_M 25
7
2 TSG_M5
6
4
3
3
4 8
1
2
3
48
D-GND
DVTYP_M
2 DVSET_Y 9
15VN10 TSG_Y 1 8 TSG_Y 8
1D-GND 1
D-GND 4 2 DVTYP_Y
3 3 DVSET_Y 3
4
5VN 1 DVSET_Y 2 4 5VN2
DVTYP_Y1 6
PCU PWB
23 D-GND
(DV harness)
(BLACK)
(BIAS harness B) (BIAS harness A)(Toner concentration sensor BK)
TCS_K
(Discharge lamp BK)
(DV interface harness)
(DL/DV main harness)
(DL/DV main harness) (DL/DV main harness)
(DL/DV main harness) (DV harness)
(DV harness) (BIAS harness B) (BIAS harness A)
(BIAS harness B) (BIAS harness A)
(BIAS harness B) (BIAS harness A)
TCS_C
(Toner concentration sensor CYAN)
(SPRING)
To P4
(SPRING)To P4
(SPRING)To P4
(SPRING)To P4
(Discharge lamp CYAN)
(DV interface harness)
(DV harness)
(Discharge lamp YELLOW)
(DV interface harness) (DV interface harness)
(Discharge lamp MAGENTA)
(Toner concentration sensor YELLOW)
TCS_YTCS_M
(Toner concentration sensor MAGENTA) 
						

							MX-2300/2700 N/G  ELECTRICAL SECTION  11 – 16
H. LSU section (P8)
BD PWBCN11 B7P-PH-K-S
CN8CN21
B4P-PH-K-R LSU TH1
S6B-XAB6B-XA
LD PWB(BLACK) CN2 B12B-PHDSS-B
CN7CN13
LD PWB(CYAN) CN1 B34B-PHDSS-B
S20B-PHDSS-BB20B-PHDSS-B
CN9CN14
LD PWB(MAGENTA)
LD PWB(YELLOW)
S22B-PHDSS-BB22B-PHDSS-B
POLYGON MOTOR CN4 B6P-PH-K-SPSM2P R
CN10
B5P-PH-K-S
CN21
P SM3P R R SM2P P B26B-PHDSS-B1
4
26
24/LSUSS_BINT24V1
/LSUSS_CINT24V1 2
LSUSS_B
19
20
21
22
1INT24V1
1
2D-GND
ECLK_LSU_P
ECLK_LSU_N
17
/LSUSS_B 21
22 20 15
17
18
194
105
1611
12
13
14
15
16
VSYNC_Y_N
1
20
3CH0_N
CH0_P
D-GND 19
1
2
14 13 D-GND CH0_N
D-GND
D-GND
CLCLK_PCH2_P
CH3_P CH3_N
D-GND
ECLK_LSU_P
ECLK_LSU_ND-GND
D-GNDHSYNC_LSU_P HSYNC_LSU_ND-GNDVSYNC_K_P VSYNC_K_N
VSYNC_C_P
VSYNC_C_N
6D-GND
3.3V
D-GND
5VN
24V1
P-GND 1
2
3
4
24V1 55
P-GND 6 D-GND 3
5VN 4 D-GND 1
3.3V 2
129 2
3
4
LSU
PWB
10
11 D-GND
CLCLK_NCH2_N20 19
CH1_N
CH1_P
9 5
6
7
86
7
8
CLCLK_P
CH3_N
CH3_P
D-GNDCH2_P
D-GND
D-GND
CLCLK_ND-GND
CH1_N
CH1_P
CH2_N CH0_P16
17
18
1
VSYNC_M_N
VSYNC_Y_P VSYNC_M_P
VSYNC_Y_N
15
16
17
18 11
12
13
14
VSYNC_M_N
VSYNC_M_P
VSYNC_Y_P
2
3
4
5
6
7
8
VSYNC_K_N
VSYNC_K_P
VSYNC_C_P
VSYNC_C_Nn TRANS_DATAD-GNDLSUASIC_RSTn RSV_DATJOBEND_INTLSUTH1
LSUTH2 8
9
10
11n TRANS_RST
9
10 4
13
14
15 125
6
7
LSUTH2 n RSV_DAT
n TRANS_RSTJOBEND_INTLSUTH1 n SCK_LSUn TRANS_DATAD-GNDLSUASIC_RSTINT5V
D-GND D-GND
D-GND1
2
3D-GND
n SCK_LSUINT5V
D-GND 6
5
11
12LSUTH1
D-GND
LSUTH2
1 6
/START
P-GND
24V1 /BREAK LDCHK_Y
n LDERR_Y
4
2 /START
P-GND
5
3POLYCLK
/LOCK D-GND
Vref_Y
24V1 /BREAK
6 1
POLYCLK
/LOCK2
3
4
53
4 LSUTH1
D-GND
/SH_Y
/ENB_Y
DT_Y-
DT_Y+ LDCHK_M
n LDERR_M
D-GND
INT5V
DT_M-
DT_M+
D-GND
Vref_M D-GND
INT5V
/SH_M
/ENB_MD-GND
Vref_C
LDCHK_C
n LDERR_C/SH_C
/ENB_C
DT_C-
DT_C+
26
32
34
33 29
31
30
28 22
21
27
25
18
16
14
20 15
13
17
192
8
10
9 5
7
6
4
4
3
2
1 8
7
6
5
D-GND
Vref_Y
LDCHK_Y
n LDERR_Y/SH_Y
/ENB_Y
DT_Y-
DT_Y+10
9 LDCHK_M
n LDERR_M2
1
D-GND
INT5V 10
9
8
7
6
5
4
3 DT_M-
DT_M+
D-GND
Vref_M D-GND
INT5V
/SH_M
/ENB_M4
3
2
1 8
7
6
5
D-GND
Vref_C
LDCHK_C
n LDERR_C/SH_C
/ENB_C
DT_C-
DT_C+SK_K
n LDERR_K
D-GND
INT5V10
93
1D-GND
INT5V 10
9D-GND
INT5V
/SH_K
/ENB_K
DT_K-
DT_K+
D-GND
Vref_K
2
13
1
5
7
6
4
2
8
SK_K
n LDERR_K10
9
8
7
6
5
4
3 DT_K-
DT_K+
D-GND
Vref_K D-GND
INT5V
/SH_K
/ENB_K5VN
D-GND
nBD
D-GND 4
3
2
1 1
2
3
4 5VN
D-GND
nBD
D-GND
1INT24V1
1
MOTHER PWB
PCU PWB
D-GND
18HSYNC_LSU_N
HSYNC_LSU_PD-GND
2/LSUSS_C
2
LSUSS_C
1INT24V1
1
3/LSUSS_C
3OPTION
(LSU-BD harness)
(Harness between MOTHER-LSU)
(LSU-LD harness)
(Harness between MOTHER-LSU)
(LSU-LD harness)
(Harness between MOTHER-LSU)
(Harness between MOTHER-LSU)
(Polygon motor harness)
(Harness between MOTHER-LSU) (DC main harness)
(LSU shutter solenoid
CL)
(LSU shutter solenoid BK)