Service manual
4
2. Electronics
2.1. Check-points
2.1.1. Voltage supply baseboard
Check-point
description
value
JP6,7
PIN 1a,c
VCC
5V
JP16
PIN 1,2
VDD
5V
JP6,7
PIN 32a , c
GND
0V
JP24
PIN 1-3
VH
18V (printhead solo 51)
21V (printhead solo 80)
JP24
PIN 4-6
GND
0V
JP30
PIN 1
12V
12V
JP25
PIN 1
VM
~35V
R47
upper PIN
VG
~35V
R47
lower PIN
VR
7,2V
2.1.2. Voltage supply option board
Check-point
description
value
JP2,3
PIN 1a, c
VCC
5V
JP2,3
PIN 32a, c
GND
0V
JP2,3
PIN 2c
V OUT
5V
JP2,3
PIN 3c
V Batt
0V