Vcc5 - Intermec EasyCoder PX4i Service Manual

Chapter 16 — Interfaces
Schematics
PRINTER PCI INTERFACE
0 1
PCI_AD0
2
VSS1
3 3
PCI_AD3
4 4
PCI_AD4
6 5
PCI_AD6
6
VSS2
7
8
PCI_AD8
9 8
PCI_AD9
11 9
PCI_AD11
10
VSS3
11
14
PCI_AD14
15 12
PCI_AD15
PAR 13
PCI_PAR
14
VSS4
15
PCI_LOCK_N
STOP_N 16
PCI_STOP_N
TRDY_N 17
PCI_TRDY_N
18
VSS5 J1
CBE2_N 19
PCI_CBE_N2
16 20
PCI_AD16
18 21
PCI_AD18
22
VSS6
23
21
PCI_AD21
22 24
PCI_AD22
CBE3_N 25
PCI_CBE_N3
26
VSS7
27
26
PCI_AD26
27 28
PCI_AD27
29 29
PCI_AD29
30
VSS8
REQ_N 31
PCI_REQ_N0
GNT_N 32
PCI_GNT_N0
INT_N 33
PCI_INT_N
34
VSS9
35
TCK
36
TMS
37
TDO
38
VSS10
39
TDI
40
TRST_N
5V
IC1
3
VIN VOUT
C1
+
C2
GND
3.3V
VCC
C9 C10
32.768MHZ
1
EN/NC
GND
LED_LINKP
COLOR SWITCH
RESISTORS
SOURCE SIDE
R18
LED2_YELP
R19
R26
R20
R21
LED1_GRNP
R22
LED1_GRNN
R27
R23
R24
R25
LED2_YELN
COLOR SWITCH
RESISTORS
SINK SIDE
LED_LINKN
TERMINATION OF UNUSED
MINI-PCI SIGNALS
DECOUPLING IC2
3.3V
R11 5V
AC_CODEC_ID0_N
R12
AC_CODEC_ID1_N
R13
CLKRUN_N
R14
AC_SYNC
R15
AC_BIT_CLK
R16
AC_SDATA_OUT
DO NOT POPULATE
R17
AC_RESET_N
208
PCI_AD(31..0)
5V
41 1
PCI_AD1
42
2
PCI_AD2
43
VCC1
44 5
PCI_AD5
45 7
PCI_AD7
46 CBE0_N
PCI_CBE_N0
47
VCC2
48 10
PCI_AD10
49 12
PCI_AD12
50 13
PCI_AD13
51
VCC3
52 CBE1_N
PCI_CBE_N1
53 SERR_N
PCI_SERR_N
54 PERR_N
PCI_PERR_N
55
VCC4
56 DEVSEL_N
PCI_DEVSEL_N
57 IRDY_N
PCI_IRDY_N
58 FRAME_N
PCI_FRAME_N
59

VCC5

60 17
PCI_AD17
61 19
PCI_AD19
62
20
PCI_AD20
63
VCC6
64 23
PCI_AD23
65 24
PCI_AD24
66 25
PCI_AD25
67
VCC7
68 28
PCI_AD28
69 30
PCI_AD30
70 31
PCI_AD31
71
VCC8
72 CLK1
PCI_CLK
73
PCI_REQ_N2
74 RST_N
PCI_RST_N
75
VCC9
76
NC1
77
SCL
78
SDA
79
PCI_DET_N
80
24V
3.3V
2
C4
+
C3
AC RETURN PATHS
FOR PCI SIGNALS
CROSSING 5V TO 3.3V
BOUNDARY
5V
C5
C6
Y1
R1
CLK1
C7
3
OUT
R2 C8
CLK2
LED BLINK ONE-SHOT CIRCUIT
R29
5V
IC2
C11 AHCT123
+
14
CEXT
R28
15
REXT/CEXT
1 13
Q
A
2
B
4
Q
3
CLR
VCC=5V;GND=GND
R26 OR R27
ONLY
POPULATED ONLY IC2 OR
IF IC2 R29 OR R30
POPULATED POPULATED
R30
UNUSED PART
C12
IC2
AHCT123
6
CEXT
7
REXT/CEXT
9 5
A
10
B
L1
11
CLR
VCC=5V;GND=GND
C
1-971646-26 Adapter Board
MINI-PCI INTERFACE
3.3V
1
3
5
7
9
LED1_GRNP
11
LED1_GRNN
13
15
17
19
21
C
23
CLK2
25
27
REQ_N
29
31
31
33
29
35
37
27
39
25
41
43
CBE3_N
45
23
47
49
21
51
19
53
55
17
57
CBE2_N
59
IRDY_N
61
63
CLKRUN_N
65
SERR_N
67
69
PERR_N
71
CBE1_N
73
14
75
77
12
79
10
81
83
8
85
7
87
89
5V
5
91
93
3
95
97
1
99
101
AC_SYNC
103
105
AC_BIT_CLK
107
AC_CODEC_ID1_N
109
111
113
115
3.3V
117
119
121
123
LED_ACTP LED_LINKP
R4
LED_ACTP
R9
LED_ACTN
LED_LINKN
LED_ACTN
Q
12
Q
EasyCoder PX4i and PX6i Service Manual
3.3V
J2
2
4
6
8
10
5V
LED2_YELP
12
LED2_YELN
14
16
18
INT_N
20
22
24
RST_N
26
28
GNT_N
30
32
34
36
30
38
40
28
42
26
44
24
46
11
48
50
22
52
20
54
PAR
56
18
58
16
60
62
FRAME_N
64
TRDY_N
66
STOP_N
68
70
DEVSEL_N
72
74
15
76
13
78
11
80
82
9
84
CBE0_N
86
88
6
90
4
92
2
94
0
96
98
100
102
104
AC_SDATA_OUT
106
AC_CODEC_ID0_N
108
AC_RESET_N
110
112
114
116
118
120
122
124
MTG1
MTG2
C
3.3V
R7
R8
D1
GREEN/YELLOW
R5
R6