Nespresso Gran Maestria EF 287, Руководство по обслуживанию

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Maestria / Gran Maestria service manual
101
W I R I N G D I A G R A M S
Wiring diagram Maestria 100 - 127 V, 50 - 60 Hz (IEC) - part 2
100-127V
GND
+5V
Flowmeter
S
ignal
1
1
THERMAL
FUSE
L(
L
in
e
)
N
(Neutral)
EF285
/
EF287
Mainboard
Microprocessor Logic
PLUG
AC
MALE
L N
PE
NTC1 NTC1
C
ommon
MMI-OOS-Board
1
1
6.3*0.8
6
.3*0.8
HEATER
2
PE
Switching power
s
upply
+5V
GND
L
N
1
6.3*0.8
X6
1
6.3*0.8
X8
6.3*0.8
1
X7
1
4.8*0.8
X15
L(F)
Ph_Heat1
Ph_Pump12
Pump
1
Ph_Heat2
Fu se0 .5A T
Trac kF use
Heat1
Heat2
1
6.3*0.8
X9
6.3*0.8
1
X10
6.3*0.8
1
X11
X13
1
4.8*0.8
X12
1
4.8*0.8
Pump
2
X18
1
4.8*0.8
X19
1
4.8*0.8
X1
1
4.8*0.8
Aerocino
shut
down
Pump2_SwitchA
N(F)
1
6.3*0.8
1
6.3*0.8
L N
shut
down
1
1
6.3*0.8
6
.3*0.8
HEATER
1
PE
V1
C1
1
1
THERMAL
FUSE
1 2 3 4 5 6
JST
6
-pol
XH-Connector
X16
+5V Poti2
SW2 LED2 LED4 GND
1 2 3 4 5 6
JST
6
-pol
XH-Connector
X22
+5V
SW3/Pot3 SW4 GND LED5 LED6
NTC2
C
ommon
NTC2
1 2 3 4 5 6
SW1
GND Poti1
JST
6
-pol
XH-Connector
+5V
LED1 LED3
X14
1 2
JST
2
-pol
XH-Connector
X27
X26 JST
2
-pol
XH-Connector
1 2
1 2 3 4
JST
4
-pol
XH-Connector
RxD TxD
+5V
GND
X3
1 2 3
JST
3
-pol
XH-Connector X25
PE
Coffee,
T
B2010
Steam,
TB2011
1
4.8*0.8
X17 X20
1
4.8*0.8
4.8*0.8
AC
1
1
4.8*0.8
PUMP
2
Steam
THERMAL
F
USE
(Limitor)
PUMP
1
6.3*0.8
AC
1
1
6.3*0.8
Coffee
Aeroccino
THERMAL
F
USE
THERMAL
F
USE
Legend:
Mains without Phase and Neutral
>0
.2
A
Neutral <1
5
W
<=
0.2A
Earth, PE Phase
SELV
Safe-to-touch (electrically isolated or protective impedance)