Scanner Pwb - Kyocera KM-6030 Service Manual

2-3-5

Scanner PWB

DCPSPWB
MPWB
SHDPWB
YC7
1
P24V, A24V
S5V
8V
SC SCLK
SC SDI
SC SDO
CPU
SC SBSY
(U1)
SC SDIR
SC IRN
IS RESETN
IS PLLSEL1
IS PLLSEL0
IS DIVSEL
IS PLLSYNC
PAGEST
OVMON
IS RDY
IS SEL
IS SDO
IS SDI
IS SCLK
IS SELAFE
IS SDOAFE
IS SDIAFE
IS SCLKAFE
Figure 2-3-9 Scanner PWB block diagram
7 1
YC1
U15
U4
U16
X1
U14
1 5
U13
YC8
YC6
26
8
Figure 2-3-10 Scanner PWB silk-screen diagram
SPWB
DP SEL, DP SDI, DP SCLK
DP END, DP TMG, DP RDY, DP SDO
Data bus
Address
Address bus
latch
(U11, U12)
EESCLK
EEPROM
EESDA
(U9)
ORGSW
DPSW
HPSW
SFANON
SMOTCLK, SMOTCWB,
MTOFF, SMOTVREF
SLAMPON
RESET RESET IC
(U4)
6
YC9
U1
U9
U5
YC3
1
1
SRAM
(U10)
Motor
driver
(U15)
1
U12
U11
U3
U2
U10
U7
U6
YC5
30
1
2FB/2FC
DP
OSDS
DPSDSW
SHPSW
LFM
SFM
SM
INPWB
EL
U8
8
2-3-25