Intermec EasyCoder PD41 Service Manual

Chapter 3 — Replacing Parts
EasyCoder PD41/PD42 Printer Service Manual 77
TPH and Sensors
STEPPER
LABEL
TAKEN
RIBBON
HEAD LIFT
BLACK MARK SENSOR BM/GAP LED
GAP SENS OR
3.3V TO 5V CONVERSION
5V TO 3.3V CONVER SION
NOT POPULATED
NOT POPULATED
NOT POPULATED
EXT CTRL RE G
DRIVE CURRENT 2.0A <=> MAX VREF 3V
CONSOLE
HOLDING CURRENT 0A <=> VREF=0V
I2C ADDRESS 0X2C (7-BIT)
DIGITAL POT
NC
PRINTHEAD
SENSORS
A/D CONVERSION
3.3V
AHC123
TPH_STRBL
TPH_LATCHL_N
VCC=5V;GND=G ND1
TPH_ID0
TPH_ID1
24V_PH
3.3V
TPH_DATA
VCC=3.3V;GND=GND1
TPH_TEMP
LTS_INST_N
BDATA(15..0)
5V
TPH_LATCH_N
OUT2A
RESET_N
AHC123
3.3V
STM_CURR
OUT2B
5V
AHC32
SCL SDA
5V
PB1_N
OUT1A
OUT1B
3.3V
5V
GAP
BLACK_MARK
5V
1
2 5
3
4 6
AD5248
BM_G_LED_EN
5V
2MM_PH
0
SPIBTX
STM_HOME_N
AHC273
BWE_N
CUT2
LED_BLUE
LED_RED
CUT1
LED_GREEN
BM_G_LED _E N
SPIBCK
RES1206
2MM_PH
TPH_CLK
2MM_PH
3.3V
TPH_STRB
7
LCD_BL_EN
VCC=3.3V; GND=GND1
0 2
1
4
3
5
7
6
AHC245
AHC32
3.3V
5V
AHC32
VCC=3.3V; GND=GND1
SO20
5V
SO16
HCT4051
BDATA(15..0)
ST_CS3_N
BOE_N BWE_N
BSADDR(5)
5V
RESET_N
AHCT245
1284MUX_N
2.5MM_EH
VCC=3.3 V;GND=GND1
5V
SIL2_UM
AD_MUX0
AD_ MU X1 AD_MUX2 GAP BLACK_MARK
RIBBON
LABEL_TAKEN
TPH_TEMP
AD6 FBUTT ON
5V
RESET_N
RIBBON
5V
5V
VCC=3 .3V; GND= GND1
ST_CS3_N
VCC=3.3V;GND=GND1
U30
37
38
5
41
4
20
19
6
40
28
9
1
34
35
44
2
11
12
13
22
23
24
33
10 15 14
27
3
21
42
26
31
43
25
36
16
32
C23
C18
C20
C24
C25
R33
R35
R38
R45
R43
R40
R46
R44
R42
R34
P31
1
2
3
4
R29
R30
R28
U31
6
8
11
10
9
16
7
13 14
15 12
1
5 2
4
3
U32
1
13
2
3
4 5
14 15 16 17
10
9
7
19 18
8 6
12 11
20
R60
R59
C32
P34
1
2
P37
1
2
3
4
U35
14
15
3
2
1
13
4
U36
2
3
4 5 6
7
8
9
18
17
16 15 14 13 12 11
1
19
U33
2
3
4 5
6
7
8
9
18 17 16 15 14 13 12 11
1
19
R49
C26
R58
R37
R36
U34
12 13
11
AD7
R47
R48
C29C27
R51
R53
C28
R56
C31
R50
TPHCLKLATCH_N
TPHDATA
HL
RIB
P*
R205
R204
P90
1 10
11 12
13
14
15
16
17
18
19
2
20 21 22 23
24
25 26
3
4
5 6
7
8 9
STRB
P92
1
2
3
4
5
6
Q4
B
C
E
R39 R52
R54
R23
P39
1
2
3
4
P36
1
2
3
Q3
B
C
E
R20
R21
BM
Q2
B
C
E
R14
Q5
B
C
E
Q6
B
C
E
P38
1
2
3
4
R22
C30
LTS
R15
R18
U35
6
7
11 10
5
9
12
C37
R24
U34
1
2
3
U34
4
65
R27
C38
2 8
1
9
46
7
5
10
3
R274 R275 R276
R277
C44
C45 C46 C47
FL5
U38
18 17
14 13
8
7
4
3
11
1
19 16 15 12
9 6
5 2
R323
R324
R325
R327
R326
P30
1
2
R338
3.3V
R339
HEADLIFT
VCC= 3.3V;G ND = GN D 1
VCC=5V;GND=GND1
2.5MM_S POX
U37
STEP
HOME_N
3.3V
LABEL_TAKEN
C21
C19
STM_DIR
STM_STEP
2.5MM_XH
DIL26V
24VS
C22
18
A3977
RESE T_N
SENSE2
OUT2A
RC2 RC1 PFD REF DIR SR_N MS2 STEP MS1 ENABLE_N SLEEP_N
OUT2B
CP2
CP1
VDD
VBB
VBB
OUT1B OUT1A
SENSE1
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
PGND
HOME_ N
VREG
VCP
A
REXT/CEXT
Q
B CEXT CLR
Q
1
1
VDD
B2 W2 B1
SCL
SDA
A1
A0
GND
W1
D CLK RESET
Y0
Y1 Y2 Y3 Y4 Y6
Y7
VCC
Y5
E*
S2 S1 S0
VEE GND
Z
NC
REF+
INT*
VCC
D0
D1
D3
AIN
REF-
GND
D7 D6
D5
D2
D4
OFLW*
MODE
CS*
RD*
WR*/RDY
A
REXT/CEXT
Q
B CEXT CLR
Q
2
1
G3
3EN1[BA] 3EN2[AB]
2
1
G3
3EN1[BA]
3EN2[AB]
1

Intermec EasyCoder PD41 Specifications

General

Print technology	Direct thermal
Maximum resolution	203 x 203 DPI
Standard interfaces	RS-232, USB 2.0
Internal memory	16 MB
Power requirements	100-240 VAC ±10%, 45-65 Hz
Media thickness	2.3 - 9.8 mm
Maximum label width	104 mm
Maximum label length	0.15 m
Maximum roll diameter	213 mm
Maximum internal memory	1 GB
Supported network protocols	TCP/IP, LPR/LPD, FTP, BOOTP, DHCP, HTTP, SNMPv3, SMTP, SNMP-MIB II
Operating temperature (T-T)	40 - 104 °F
Operating relative humidity (H-H)	20 - 85 %

Weight and Dimensions

Depth	453 mm
Width	273 mm
Height	270 mm
Weight	13000 g