- 64 -
Locate these devices near
KSZ8721 power pins.
These Resistors are
1% / 2125.
VDDRCV is output of regurated 2.5V
.
2.5V and 2.5V_P
are distributed from 2.5V_A
via FBs.
Left (view from outside)
Right (view from outside)
1
2
1
2
1
2
1
2
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
SHIELD
9
SHIELD
10
1
2
1
2
TX+
16
TX-
14
TD+
1
TDCT
2
CT1
15
TD-
3
RD+
6
RD-
8
RDCT
7
RX+
11
RX-
9
CT2
10
2
1
IO1
1
NC1
2
GND
3
IO2
4
NC2
5
IO3
6
NC3
7
VCC
8
IO4
9
NC4
10
1
2
2
1
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
MDC
2
MDIO
1
CRS/RMII_BTB
22
COL/RMII
21
TXC/REFCLK
15
TXD0
17
TXD1
18
TXD2
19
TXD3
20
TXEN
16
TXER
14
RXC
10
RXD0/PHY
AD4
6
RXD1/PHY
AD3
5
RXD2/PHY
AD2
4
RXD3/PHY
AD1
3
RXER/ISO
11
RXDV/CRSDV/PCS_LPBK
9
TX+
41
TX-
40
RX+
33
RX-
32
LED0/TEST
26
FXSD/FXEN
34
PD
30
LED3/NW
AYEN
29
LED2/DUPLEX
28
LED1/SPD100/nFEF
27
XI
46
XO
45
GND
39
VDDTX
42
GND
43
GND
44
VDDPLL
47
INT/PHY
AD0
25
RST
48
VDDIO
7
VDDIO
24
GND
8
GND
12
GND
23
GND
35
VDDC
13
VDDRX
31
VDDRCV
38
GND
36
REXT
37
IO1
1
NC1
2
GND
3
IO2
4
NC2
5
IO3
6
NC3
7
VCC
8
IO4
9
NC4
10
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
R86 49.9
R7
470
R4
470
C46
0.1u
CN1
TM1
1R-5M2-88-LP
C39
0.1u
R88 49.9
L2
H1260
D3
(Green)
D4
MAX3208
C41
0.1u
D2
(Orange)
R89 49.9
D6
(DF2S5.6S)
C38
0.1u
C37
0.1u
C42
0.1u
R102 2.2k
C44
10p
FB3
BK1608
C45
0.1u
R87
33
U9
KSZ8721BL
D5
MAX3208
C53 10u/2125
R100 6.49k 1%
C40 10u/2125
C8
0.1u
R103 10k
X2
NX5032 25MHz 50ppm
R85 49.9
C52 10u/2125
R101
(1M)
FB2
BK1608
R93
33
C43
10p
D7
(DF2S5.6S)
VCC
2.5V_P
2.5V
2.5V_A
VCC
2.5V
2.5V_A
2.5V_P
VCC
VCC
2.5V_A
2.5V_A
2.5V_A
VCC
2.5V_A
MII_MDC
sh2
MII_MDIO
sh2
MII_TXD3
sh2
MII_TXD2
sh2
MII_TXD1
sh2
MII_TXD0
sh2
MII_TXER
sh2
MII_TXEN
sh2
RESET
sh1,4
MII_TXCLK
sh2
MII_COL
sh2
MII_CRS
sh2
MII_RXCLK
sh2
MII_RXD3
sh2
MII_RXD2
sh2
MII_RXD1
sh2
MII_RXD0
sh2
MII_RXER
sh2
MII_RXDV
sh2
P_LED1
sh4
P_LED2
sh4
PLD_OUT1
sh4
PLD_OUT2
sh4
Ethernet Interface Board (4/5)
The part marked with two asterisks (**) is not mounted.
Содержание SP700 Series
Страница 1: ...DOT MATRIX PRINTER SP700 Series 9 Wire Print Head Technical Manual FIRST EDITION ...
Страница 25: ... 22 Fig 3 2 Lubricated Area In Cutter unit 25 ...
Страница 42: ... 39 5 2 Component Layout ...
Страница 52: ... 49 6 2 Component Layout ...
Страница 57: ... 54 7 Serial Interface Board 25 pin 7 1 Circuit Diagram ...
Страница 59: ... 56 8 Parallel Interface Board 8 1 Circuit Diagram ...
Страница 62: ... 59 9 2 Component Layout ...
Страница 69: ... 66 10 2 Component Layout ...