Intermec EasyCoder PF2i Service Manual

Intermec EasyCoder PF2i, PF4i, and PF4i Compact Industrial—Service Manual 161
Chapter 13—CPU Board
1-971630-25 CPU Board; Bypass/Decoupling (Schematics #9)
2.5V
+
C938
C902
C903
C904
C905
D
3.3V
C951
C952
2.5V
C953 C954 C955 C956 C957 C958 D
C976
1
LVC02
VCC=3.3V;GND=DGND
U90
1
LVC02
VCC=3.3V;GND=DGND
U90
D
1
LVC02
VCC=3.3V;GND=DGND
U90
D
C992 C978 C980
C977 C979 C981
3.3V
D
2.5V
C982
C983
C984
D
C910
C987
C909
C908
C986
C907
C933
3.3V
C906
C985
C988 C989
C990 C991
24V_S
3.3V
C939 C940 C941
C934
D
C935 C936
D
C932
C931
C930
C929
3.3V
3.3V
+
C921
C948
D
3.3V
C922 C923 C924
3.3V
C916
D
C915
C917
C949
C918 C919 C920
C914
C913
C912
D
D
D
C947
C950
C946
C945
2.5V
D
C937 D
D
C928
C927
C926
C944
C975 C974
C925
3.3V
C973 D
D
C943
5V
C967 C968 C969 C970 C971 C972
C942
3.3V
C961
C963
C964 D
2.5V
C965 C966 D
3.3V
3.3V
C911
+
C900
D
C901
3.3V
DECOUPLING/BYPASS CAPACITORS
121
U30
38
78
141
U52 LM567
U61 RS232 DRIVER U60 USB DRIVER
173
U81 RESET GENERATOR U26 AHC139
47
82
7
183
26
59
27
53
65
92
66
76
91
131
170
144 130 117 156
U30
13
PSA 2.5V
197
181
171
118 128 143
69
197
12
U31 A/D
105
U90 LVC02
U80 AHC86
U20 AHC245 U21 AHC245 U22 AHC574 U23 AHC574 U24 AHC574 U25 AHC541
U11 CLOCK DRIVER U11 CLOCK DRIVER
U92
193
U32 LM393
28
184
208
151
163
37
203
U51 PULL-UP IC U42 AHCT541
U91 AHC32
U43 AHCT541
PSA 3.3V
99
89
U13
CPU
39
17
U41 LM358
111
CLIC
U50 EEPROM
46
5
10
9 8
1312
11

Intermec EasyCoder PF2i Specifications

General

Brand	Intermec
Model	EasyCoder PF2i
Category	Printer Accessories
Language	English