LAN
Parallel
Interface
CN501
CN18
CHRG CN500-12
-7
-10
RDPS
-5
-4
-3
-2
-1
SL
VCC5
TELOFF
CI
VCC24
PLS
CML
S0V
CN9-2
-1
VOUT2
VOUT1
J2
LINE
J1
EXT
RL1
-6
RL2/POL
-8
FG
R-GND
G-GND
B-GND
CLK
VLED
TG
VREF
VCC
GND
MODE
AO
CN2-12
-11
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
BB
-3
-2
-1
CN11-4
B
AB
A
USB
CN12
RESPONSE
COMMAND
S0V
PCLK
+5V
-5
-4
-3
-2
-1
CN3-6
VCC24V
24RET
PWM-DEV
TRCV
T1_SOL
REG_REAR_SEN
REG_SOL
TNR_SEN
S0V
-18
-11
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
-16
-15
-14
-13
-12
FB-VCLN
GRIDC
FB-GRID
FB-DEV
PWM-CHG
PWN-TRCC
FB-TRCCV
FB-TR
-11
-10
-9
-8
-7
-6
-5
-4
-3
-2
+24V
FAN ON
CN21-12
S0V
+5.0V
/HEAT ON
P0V
TNRLED
PEDG_SEN
+24V
P0V
FRONT_SEN
-11
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
CN6-15
-14
-13
-12
STHM
-1
CN15-2
FSEN
S0V
RSEN
+5V
-3
-2
-1
-2
-1
CN4-4
-11
-9
BD
VCC
DATA
GND
LDHALF
-4
-3
-2
-1
CN5-5
+24V
+3.3V
-4
-3
BB
B
AB
A
STHM
-1
CN15-2
+3.3V
Europe version only
Europe/Canada
version only
-17
VCC3.3V
CN14-19
PWM-VCLN
SENSE
HU+
HU-
HV+
HV-
FAN ON
MW-
MW+
VCC
GND
COILU
COILU
COILV
COILV
COILW
COLIW
-11
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
CN16-17
-14
-13
-12
SENSE
HU+
HU-
HV+
HV-
HW-
HW+
VCC
GND
U
U
V
V
W
W
-15
-16
FG+
FG-
CN20-2
-1
24V
FAN
CN10-2
-1
PNEW_SEN
GND
CN8-2
-1
FRONT_COVER_SEN
GND
CENTER_THM
-1
CN19-2
VDD3
J3
Hand
set
NFC7820N only
NFC7820N only
NFC7420/7820N only

Confidential