Euro-500TX Handy
© Elcom, s. r. o.
Service manual
18
Euro-500TX Handy
© Elcom, s. r. o.
Service manual
19
Journal winding motor connexion
Signals ensuring proper functionality and protection of the printer
The thermal printer is fitted along with the displays into the interconnect PCB (chapters 4.3 a 7.7) that
serves to connect all the devices located in the removable upper part of the ECR. The interconnect PCB is
connected to the main PCB using two 15-wire cables placed in the ridges along the removable upper part
of the ECR.
2.3.2 Keyboard
The Euro-500TX Handy keyboard consists of 31 keys and is divided into four rows and eight columns. The
sending and decoding the DG0 –DG2 signals from the E-500TXN and reading the ROW1 – ROW4 signals
DC Motor
W-M
+ (red)
2
- (black)
1
1
2
+
-
red
black
red
black
2 (red)
1 (black)
rubber
insulation
Resistor 10R/0,25W
Fig. 2.15 Journal winding motor connexion
Tab. 2.2 Winding motor connexion
R31
68k
VCC1
PS2
R74
68k
VCC1
PS1
R37
47k
VCC
TS
R53
47k
VCC1
HS
Fig. 2.16 Receipt paper
tape detection in the
printer
Fig. 2.17 Journal paper
tape detection in the
printer
Fig. 2.18 Measuring the
printer head temperature
Fig. 2.19 Detecting the
printer head position
PS2
HS
PA1N
PA2
PB1N
PB2
LCD-SEL
LCD-CLK
LCD-DATA
FM-AL/CN0
DG0
FM-AH/CN1
DG1
A16/CN2
DG2
P-LATCH
PR-CLK
STB1
STB2
STB3
TS
STB4
B2
EBM2012
B3
EBM2012
B4
EBM2012
B36
EBM2012
B37
EBM2012 B38
EBM2012
GND
GND
VH
VH
VCC
GND
VCC1
GND
GND
PS1
B28
BCM4532
B30
BCM4532
C32
100n
C29
100n
B29
EBM2012
C31
100n
B27
BCM4532
C28
100n
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
PR&DISP1
MOLEX53047-1510
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
PR&DISP2
MOLEX53047-1510
PR-DATA
B11
EBM2012
B12
EBM2012 B13
EBM2012
B14
EBM2012
B15
EBM2012
B16
EBM2012
B17
EBM2012 B18
EBM2012
B19
EBM2012 B20
EBM2012
B21
EBM2012 B22
EBM2012
B23
EBM2012 B24
EBM2012
B25
EBM2012
C105
1n
C106
1n
C107
1n
C108
1n
C109
1n
C110
1n
C111
1n
C112
1n
C113
1n
C114
1n
C115
1n
C116
1n
C117
1n
C118
1n
C119
1n
C120
1n
C121
1n
C123
1n
C124
1n
C125
1n
Fig. 2.20 Connectors for fitting the interconnect PCB