Pcb Diagrams; Size 12K (115V); Size 09K−12K (208−230V) - Midea DLCERAA12AAJ Service Manual

PCB DIAGRAMS

bridge
IPM for compressor
BR
FRD
IGBT
IPM for
compressor
24
E2
AC
ZR4
C5
R253
0.75 ¦,/1W
R254
0.75 ¦,/1W
E1
D610
DZ601
R605
D406 E304
DZ301
DZ304 DZ303 DZ302 C612
R618
C611
E208 3W−10m¦,¡À1% R616
R617
R615
R607
C324 R304
R623 R305 C319
E206
R612
R611R610
C309 R608
R626 C605
C316 C314
R187
C302
C311
C312 R303 C606
R306
R314
R315
R323
E605
IPM301
W
C321 IC301
BLACK
CN28
C511 C512
R519 R521
RED
V
CN29
CN50
U
CN30
BLUE
connect to PC
W V U
communication
Fig. 27 - Size 12k (115V)
LED101 status light (Red)
0.5Hz ）
slow flicker:standby（
Connect to reactor
2Hz ）
quick flicker:error（
continuous light: normally running
CN9
C5
BR1 ZR4
CN32
C696 R696
R189
P
ZR3
R606
E2
N
Q601
SW2
ON
R191
ON
D610 1 2 3 4
DZ601 R403
R605 3
C334 E304
D406 1 2 LED101 4
DZ301 E208 C333 R156
DZ303 DZ302 C612 E109
DZ304 R618
R616 C611 C615 R155 C121
3W− 10m|??¨¤1%
E105 R154
C120
R617
R301 R152
C324 R304 R615
R623 R150
R305 R607
C614
E206
R612
R611 R608 R610
R626 R174 C125
C605
C127
IC602 R181
R180
C128
C10 R188
C316 C314 D103 C606 C130
C302 C129
R186 C131
C311 R303 R185 C322
C312 C513
R306 R187
IC101
R314
R315
C132
C112
E605 R323
1
E602
R103 R108 C106 C135
R102 C101 C618
R125
R106 OSC101 R124
IPM301 R628
R127
C102
IC102
C321
IC301
C103
R143
R105 R107 E101
C104 C105 C115
W
D101
C511 C512
R519 R521
V
E103
R196
CN50
1
U
R122
CN507
CN30
KFR−35W/BP3N1−(RX62T+41560).D.13.WP2−1
BLUE
Connect to PC
EEPROM Programmer Port
communication
connect to the DC compressor
W
0VAC (standby) V
10−200VAC¡¯ (running) U
Fig. 28 - Size 09k−12k (208−230V)
Specifications subject to change without notice.
connect to PFC Capacitor
when is on, 100−130V AC
output
US− KFR− 35W/BP3N1− (115V+RX62T+41560).D.13.WP2− 1
C3 L5 L4 L3 L2
C9A
C4 RY1
P
C2
L1
C10
C11
R2
C7
R21
E3
Comment
Comment
IC1
IC2
Q101
R131
R132
R130
R128
C16
R191
RY2
ON SW2
IC404 +
R405
ON R408
C408
R410
R401
RY4
1 2 3 4
IC401
R403 D401
3 IC403 IC105
C401
LED101 4 +
1 2 C402
E109 R156
R421 R406 E401
C615 D402
R155 C121 C412
R154
E105 C120 R407
C405
R301 R152
R150
R409
C614
E410 7805
C125
C127 T401
R181
R180
C128
R188 C126
C130
C129
C131
C322
E409 D404
C513
C118
+
D407
C132 R523
IC101 R149
C112 E102
R148 C413
C409
R147 C404 D403
1 C116
DZ204 C274
E602 C113
R103 R108 C106 C135
C101 C618
R102 R125
R106
OSC101 R124
R628
R127
C102 R126
IC102
R140
R142 E283
E404
C103
R143 E407
R105 R107 E101
C115 E405 R506
C104
C105
R504 R508
D101 R502
Rdi
R196 R516
E103 IC103
R123 C271
DZ201
R144
+
1
R122
1
CN507 1
CN505
CN6
TESTPORT
C520
[1.6] 2015−09−30
17122000019195
EEPROM Programmer
Test Port
Port
Connect to DR module
FUSE1 20A/250VAC
17122000002718
C4 CN10 CN1A
C9 DR_N
L5L4L3L2 DAS1 CN3_1
C1
ZR5
CN3
C2
CN1
ZR2
ZR1
CN2 CN16
CN11
S
DR_L
C3
C11
L1
T20A/250V AC
L601
E1 C110 FUSE1 C6
R129 R21 R23
IC1 R3
C122
R133 RC1
D2 D1
PTC1
RY1
IC2
R1
R195
RY5
Q101
R131
R130
C16 RC2
RY2 RC3 HEAT2
RY4
IC404 R405 N
R408
R410 R401
C408
IC401 D401
C401
H
IC403 +
C402
R421 R406 E401 D402 RY3A
R407 L
C405 T401
C134
R409
E410
C412
IC105
RY3
C8
IC104
C126
C118 CN31
E409 D404
TP CN21 T4 CN22
IC405
+ D407
T3
R149 7805
E102
R148 C409 C413
R147 C404 E106 E108
D403
C116 C274
DZ204
R173
C113
E107
R126
E407
R140
E283
R142
E404
Rdi Low−Fre R506
Have NO R504 R508
No YES
R502
Rdi
E405 R516 DZ203
IC103
R123 C271
DZ201 C272
R144 R112
CN6 C273
TESTPORT R111
1 +
+ DZ202 + E282
+
CN505
C520 E281
E280
[1.8] 2015−12−31
Test Port
connect to reactor
when is on, 100−130V AC output
CAP
CN4_1 CN4_2 CN4_3 C N4_4
connect to
CN3 Ground
C1
REACTOR connect to N−line
DSA1 ZR2
(100−130VAC INPUT)
CN1
CN2
connect to L−line
ZR1
(100−130VAC INPUT)
ZR5
CN16
connect to indoor unit
T20A/250V AC
FUSE1
communication
RC1
C6 D1
connect to compressor heater
R23
+ when is on, 100−130V AC output
D2
R1
connect to 4−way Valve
RY5
when is on, 100−130VAC OUTPUT
RC2
AC fan motor
FAN Starting Capacitor
5
N line
4
RY3A 3
high speed
L
IN OUT 2
low speed
~ ~
1
− + FAN Starting Capacitor
C134 AC
C8
RY3
IC104 connect to chassis heater
C117
when is on, 100−130VAC OUTPUT
IC405
TP CN21
T4 T3
E106
E108
pipe temp.sensor& room temp.
E107
sensor&Exaust temp. sensor
PMV
CN31
connect to Electric Expansion Valve
DZ203
connect to DC Motor
W
C272
V 0VAC (standby)
C273
U 10− 230VAC¡¯ (running)
E282
+
+
E280 DZ202
+
E281
IPM for DC FAN
power supply
connect to earth
power supply
208−230V AC
connect to the terminal
connect to indoor unit communication
CN17
connect to compressor heater
when heater is ON, output 208−230V AC
CN60
connect to 4−way valve
when 4−way is ON, output 208−230VAC
HEAT2
connect to chassis heater
when is on, 208−230VAC OUTPUT
N ground
AC fan motor
H high speed
L low speed
6 5 4 3 2 1
connect to Electric Expansion Valve
TP T4 T3
CN21/CN22
6 5 4 3 2 1
exhaust temp. sensor& pipe
temp.sensor& room temp.
sensor
External driver motor
W
connect to DC Motor
V
0VAC (standby)
U
10−200VAC¡¯ (running)
TP T4 T3
6 5 4 3 2 1
+12V DC
+12V DC
+12V DC pulse wave between (+4)−GND
+12V DC pulse wave between (+2)−GND
+12V DC pulse wave between (+3)−GND
+12V DC pulse wave between (+1)−GND
32808001101