Philips Senseo Latte Duo - Page 3

HD7857/20 / HD7857/21
3-24
TECHNICAL INFORMATION
Hydraulic  owchart
Steam
connector
Thermo
block
Boiler
Water
Container
Venting
valve
Steam
pump
Water pump
Inside the appliance
Overpressure
valve
p
mn
jj
l
hh
ff
ee
gg
bbccdd
k
Three-way valve
Brew
head
g
h
e
d
f
aa
j
cb
o
ii
ia
Legend: Low pressure tube
High pressure tube
Low pressure connections
High pressure connections
a - p
aa - jj
PCBA layout and functional schematic
P
P
NTC
Fuse
Fuse
TCO
NTC
Fuse
Fuse
Brewhead
sensor
Water level
sensor
N
E
L
Boiler
Thermoblock
Pump
Steam
pump
UI
PCBA
WSS
PCBA
J2
Blue wire
AMP2
AMP7
Yellow wire
AMP4
White wire
AMP3
Black wire
Brown wire from cordset
AMP1
AMP6
Red wire
AMP10
Brown wire
AMP8
Brown wire
AMP5
Brown wire
J7
Water level
NTC-B
J4
J6
Brewhead switch
J3 - UI
NTC-TB
J5
AMP9
Brown wire
-t
-t