Intermec EasyCoder 501 XP Service Manual page 153

16.6 Double Serial
Interface Board, cont.
Remove RS-232 circuit on IC2
Fit RS-422 circuit on IC18
Fit strap on S4
Fit strap on S1 only
Remove RS-232 circuit on IC2
Fit RS-422 circuit on IC3
Fit strap on S4
Fit strap on S2 only
Intermec EasyCoder 501 XP & 601 XP – Service Manual
"uart2:" RS-422 Non Isolated
F32
UART3
F24
RP2
IC14
F20
F23
F31
F34
F15
F16
F17
F18
F25
IC13
IC12
F33
F30
R27 R29
RS232: IC2
P4
RS485: IC4, S3, S4*
UART2 RS422isolated: IC3, S2, S4
RS422nonisol.: IC18, S1,S4
* Term. if end of cable
R11
F10
F11
R6
F12
R7
F13
F14
R4
F9
R5
F8
R10
F6
F5
F4 S4
F3
F7
F2
F1
P3
"uart2:" RS-422 Isolated
F32
UART3
F24
RP2
IC14
F20
F23
F31
F34
F15
F16
F17
F18
F25
IC13
IC12
F33
F30
R27 R29
RS232: IC2
P4
RS485: IC4, S3, S4*
RS422isolated: IC3, S2, S4
UART2
RS422nonisol.: IC18, S1,S4
* Term. if end of cable
R11
F10
F11
R6
F12
R7
F13
F14
R4
F9
R5
F8
R10
F6
F5
F4 S4
F3
F7
F2
F1
P3
Chapter 16 Interfaces
RS232: IC11
RS422nonisol.: IC12, S5
20mA CL: IC13, IC14, S6
R30 +
IC10
C8
+
+
R20
R21
R23
S5
R22
S6
IC11
IC15
IC7
R3
R2
R1
C3
R15
+
+
+
+
IC18
S3
C11
S2
IC4 IC3 S1
IC2
RS232: IC11
RS422nonisol.: IC12, S5
20mA CL: IC13, IC14, S6
R30 +
IC10
C8
+
+
R20
R21
R23
S5
R22
S6
IC11
IC15
IC7
R3
R2
R1
C3
R15
+
+
+
+
IC18
S3
C11
S2
IC4 IC3 S1
IC2
1-971613-00.A01
C10
P2
C7
C2
C1
R13
R12
R14
R8
IC6
C5
IC5
P1
1-971613-00.A01
C10
P2
C7
C2
C1
R13
R12
R14
R8
IC6
C5
IC5
P1
151