Outdoor Unit Circuit Board - Mitsubishi Electric PURY-P72 Service Handbook
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Also See for PURY-P72:
- Service handbook (412 pages) ,
- Service handbook (387 pages) ,
- Service handbook (404 pages)
Table of Contents
[III Outdoor Unit Components
1
[3] Outdoor Unit Circuit Board
1. Outdoor unit control board
SWl-5
Dip switch
LEV
driving output
Sensor
input
CNIT
<2>GND
(;DOulput SVDC
®
Power supply detection input
@PowersupplyONIOFF signai
output
~~ ~~r;:::;TCNVCC2
,..
CD~tl2VDC
®~5VDC
Ci)GND
--'!jF~g{.JL
SWU1,2
Address
switch
CN332
CDOutput l8VDC
(fan_I
CN4l
CN40
=~~OFF
_ ~ k l r
CNl02
cenIrailed
OOnlltll
O'j
(J:;-fll Power supply
if'4>ul
lor
_ e d
IXlnIroI system (3OIIDC)
~-
b1Insmission
ine~t
(3OIIDC)
CNS2
Transmissioo
ina
inpul/aJ1put
lor centraiZed Clllllltll system (3OVDC)
External signal
input
(oontact input)
CN2
(IJ
serial
communication
signal Input CN801
(5) GND (INV board)
Pressure switch
CD
OUtput l7VDC
connection
FOl
Fuse
250V ACI3,l5A
CNAC
CDLl
o
Actuator
driving output
lE02
Ln
CPU operabon
CNS'
(3" Output
l2VDC
@) Compressor
ON/OFF output
®
Error
output
CN72
72C
driving
output
(YHMU)
LED3
Lit
when
powered
HWE0803A
- 64-
GB
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