Keyboard; Fig. 2.15 Journal Winding Motor Connexion; Fig. 2.16 Receipt Paper Tape Detection In The Printer; Fig. 2.17 Journal Paper Tape Detection In The Printer - ELCOM Euro-500 Handy Series Service Manual

Euro-500TX Handy
Journal winding motor connexion
DC Motor W-M
+ (red) 2
- (black) 1

Tab. 2.2 Winding motor connexion

Signals ensuring proper functionality and protection of the printer
VCC1
R31
68k
PS2
Fig. 2.16 Receipt paper
tape detection in 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.
LCD-SEL
LCD-CLK
LCD-DATA
VCC
STB3
STB1
STB2
P-LATCH
PR-DATA
STB4
PR-CLK
PB1N
PA1N
VCC1

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
18
Service manual
Resistor 10R/0,25W
2 (red)

Fig. 2.15 Journal winding motor connexion

VCC1
R74
68k
PS1
Fig. 2.17 Journal paper
tape detection in the
printer
B36
FM-AL/CN0
B37 EBM2012
FM-AH/CN1
EBM2012 B38
A16/CN2
EBM2012
C110
1n
C109
B4
1n
B3 EBM2012
EBM2012 B2
B27 EBM2012
BCM4532 B11
B12 EBM2012
EBM2012 B13
B14 EBM2012
EBM2012
B15
EBM2012
B16
EBM2012 B28
VH
BCM4532
C119
1n
B17
TS
EBM2012 B18
B19 EBM2012
PB2
EBM2012 B20
PA2
B21 EBM2012
EBM2012 B22
B23 EBM2012
PS2
EBM2012 B24
HS
B25 EBM2012
PS1
EBM2012 B29
B30 EBM2012
VH
BCM4532

Fig. 2.20 Connectors for fitting the interconnect PCB

insulation
1 (black)
VCC
R37
47k
TS
Fig. 2.18 Measuring the
printer head temperature
DG0
DG1
DG2
C123 C124 C125
1n 1n 1n
C108
1n
C107 C106 C105 C28
1n 1n 1n 100n
C113 C112 C111
1n 1n 1n
C118 C117 C116 C115 C114
1n 1n 1n 1n 1n
C121 C120 C31
1n 1n 100n
© Elcom, s. r. o.
rubber
+
red
red
2 1
VCC1
R53
47k
HS
Fig. 2.19 Detecting the
printer head position
PR&DISP1
1
2
3
GND
4
5
6
7
8
9
10
GND
11
12
13
14
15
MOLEX53047-1510
C29
100n
PR&DISP2
1
2
3
GND
4
5
6
7
8
9
10
GND
11
12
GND
13
14
15
MOLEX53047-1510
C32
100n
-
black
black