Printer User Manual

Service Manual
System Diagram
9-2
DC FA N
SMPS / H VP S
MP SENSOR
MI C R O
SWITC H
EX IT SENSOR
P_EM P
SEN SOR
FEED SENSOR
LIU B'd
MAIN B'd
+24VS CUT
(LSU,SOL,MOT OR )
1.+24V 2.NC 3.Control
1.HOT 2.Neutral
110Vfor USA 220Vfor EU
AC
IN-LET
&
POWER
SWITCH
F.G
CN1
CN3
1.nP_EM P 2.nP_FEED 3,4.+5V 5,6.GND 7.-5V 8,9,10,11.GND
12.+24V 13,14.+24VS 15.MP _EMP TY 16.THV_P W M 17.THV_ EN
18.THV_READ 19.MHV_P W M 20.BIAS_PW M 21,22,23.NC 24.FAN 25.FUS ER_ON 26.P_EXIT
CN 3
CN2
Extrnal LINE
TEL LINE
FUSER A SS'Y
/
THER MISTOR
1.HOT 2.Neutral
1.Thermistor1 2.Thermistor2
1.LSU_CLK 2.nLREADY 3.nPM O T O R 4.DGND 5.+24VS 6.nH SYN C 7.+5V 8. DG ND 9. DG ND 10.VDO 11.DGN D
CN6
LSU
1.OUT 1A 2.OUT 1B 3.OUT 2A 4.OUT 2B
MAIN
MOTOR
CN8
MAIN
CL UTCH
1.Control 2.NC 3.+24VS
CN4
MP
CL UTCH
1.+24VS 2.Control
CN7
PTL
1.+3.3V
2.Control
CN5
DEVE
FUSE
1.Control 2.DGND
CN9
1.SPK+ 2.SPK-
CN13
1.CIS_SIG
2.DGND 3.CIS_5V 4.CIS_SI
5.CIS_CL K 6.CIS_LED
7.+24V
CIS
CN14
1.SCA N MO T_B 2.SCAN M OT _A
3,4.+24V 5.SCA N M O T_N B 6.SCANMOT _NA 7,8,9,10.DGND
11.+5V 12.OP E_RX 13.nOPE_RST
14.OPE_TX
CN1 5
2468101214 13579 1113
SCAN
MOTOR
OPE B'd
PARALLEL
USB 1.1
CN10
CN12
1.MOD EM_T X 1 2.MODE M_T X 2 3.M ODE M_ RX 4.DGND 5.REMOT E 6.nEXT _PHON E 7.nRING
8.nHO OK_DE T 9.DGND 10.nCML1 11.nDP 12.HS_TX _CTL 13.HS_VOL _CTL 14.HS_RX_CTL 15.HS_M U TE 16.+5V 17.-5V 18.DGND
CN2
CN1
CN1
1.MIC+ 2.RCV+ 3.MIC- 4.RCV- 5.nHOO K_D ET 6.DGND
HOOK B'd
HOOK
S/W
HANDSE T
2 4 6 8 10 12 14 16 18 20 22 24 26
1 357 9 1113151719212325
2 4 6 8 10 12 14 16 18 20 22 24 26
1 357 9 1113151719212325
6.2 Connection Diagram