Hitachi ED-X20EF Service Manual page 83

APRXJ
*EK51 APTXJ
SH-04H
6
1
2
3
4
AP5VJ
G1
G2
1
GND1
5
TX
RK02
100 1
2
RX
1005
4
*QKA1
SRC1202EF
USB
3
APUBV
APUBM APUBP
EK01
UBB-4R-D14C
G1
G1
1
1
2
2
3
3
3
4
4
G2
G2
APUBG
RX_DSUB
TX_DSUB
232EN_DSUB
2
1
A
IK01
DS14C232CM
1 C1+ VCC 16
*RKA6
V+ GND
2 15 100
1
Dout1
1005
3 C1- 14
Rin1
4 C2+ 13
*RKA7
100
Rout1 1 2
C2-
5 12
1005
Din1
6 V- 11
RK03 RK04
100 1 100 1
2 Dout2 Din2 2
7 10
RK05
1005 1005
2.2K 1
Rin2 Rout2 2
8 9
RK06
1005
3.3K
1 2
1005
GND1
(L:USB H:RS232C)
*RKA4
RXD
100
1 2
*RKA3
1005
100 TXD
1 2
1005
RK22
2
220
1 2
RK23
1005
220
1 2
1
1005
RK33
220
1 2
RK34
1005
220
1 2
1005
PWM_G
+5V
RE93
1 100 2
+3.3V
1005
GND1
B C
RXD_CT
TXD_CT
*RKA8
10K
1 2
1005 *IKA1
2 SN74LVC1G125DCK
1 OE Vcc 5
*QKA3
SRC1202EF
2 2 A
3
GND Y
3 4
1
*CKA1
1.0/10
1 2
*IKA2
SN74LVC1G125DCK
OE Vcc
1 5
2 A
*RKA5
100
1 2
3 GND Y 4
1005
GND1
IE14
ADXL322
RE96
0
1 2
XOUT
NC-1
NC-11
ST 1005
YOUT
COM-3
NC-9
NC-4
D
CONFIDENTIAL
*RK35
0
*QKA2 1 2
SRC1202EF
1005
2
*RKA9
100
1 2 3
1005
1
XK25
IK21
6.00MH
RRX6000-0702L
CSTCR_G CK22
2 1
1 VSS1 /RST 28
1.0/6.3
1005
3
2 OSC1 PTA0 27
2
OSC2 PTA1
3 26
1 RK30
0
1 2
4 VREG PTA2 25
1005
5 VDD PTA3 24
PTD0 PTE0/TCLK
6 23
7 PTD1 PTE2/TCH1 22
8 PTD2 PTA4 21
PT03 PTA5
9 20
RK36
0
1 2
10 PTD4 PTA6 19
RK27
1005
100
1 2
11 PTE1/TCH0 PTA7 18
1005
PTE3/D+ PTD5
12 17
PTE4/D- PTD6
13 16
14 PTC0 /IRQ 15
RK26
DK22
100
1 2 1 2
1005 SDS511
GND1
RE98
5.1K-1%
1 2
1005 IE15
LM358AD
1 1OUT VCC 8 RE97
10K-1%
1005
2 1IN- 2OUT 7 GSENSOR
2 1
CE30
1IN+ 2IN-
3 6
1.0/10
2 1
4 GND 2IN+ 5
CE32
1 2 CE29
1.0/10
0.1/10
1005
2 1
PWB assembly MAIN 12 (M1-20ED)
E F
6
5
+3.3V
+5V
+5V
RMT
RMT
4
USBDM
USBDP
3
2
1
G