Scanner Pwb - Kyocera TASKalfa 620 Service Manual

2KN/2KP
2-3-5

Scanner PWB

DCPSPWB
MPWB
SHDPWB
U18
YC7
1
2-3-28
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
U4
U14
U13
X1
U16
5
1
YC8
YC6
26
8
25
Figure 2-3-10 Scanner PWB silk-screen diagram
SPWB
DP SEL, DP SDI, DP SCLK
DP END, DP TMG, DP RDY, DP SDO
EESCLK
EEPROM
EESDA
(U9)
ORGSW
DPSW
HPSW
SFANON
SMOTCLK, SMOTCWB,
MTOFF, SMOTVREF
SLAMPON
RESET RESET IC
(U4)
6
YC9
U1
U5
2
YC3
1
1
2
OSDS
DPSDSW
SHPSW
LFM
SFM
Motor
driver
(U18)
INPWB
1
U17
U6 U7
U8
29
YC5
1
30
DP
SM
EL
8