Mitsubishi Heavy Industries SRRM40HENG-L, Handbook, Page: 1077 / 1106

1075
FDC-HKXR
Inverter frequency monitor
LED
3
LED
4
LED
5
Operation
frequency
0~35 35~45 45~55 55~65 65~75 75~85 85~95 95~100
Operation output
200V
CNA1
CT
PCB power supply connector
(Primary side)
PCB power supply connector
(Secondary side)
Serial
Thermistor
Failare
External input
Outdoor unit
number address
setting switch
(SW: Order of 1)
Outdoor unit
number address
setting switch
(SW: Order of 10)
Checker
VR1
DS3
DS1
C3
C1
ZD3 ZD2 ZD4 ZD5
C4
IC14
IC6
IC7
IC4
IC8
IC5
X1 9 83
IC3
C5
C16
R1 R2 R4
R3 R6
R5 R7 R8 R10 R9
PC1
PC2
PC3 PC4 PC5
C17
IC15
SK1
52
×
15
2
×
2
52
×
3
52
×
7
52
×
45
2
×
13 52
×
12
52
×
11 52
×
14
52
×
10
52
×
8
52
×
9
SK2
SK3
SK7
SK8
IC9
ZD1
C8
C12
C10
C13
C11
C6 C9
R19 R20
IC11
IC10
R18 R17
IC13
IC12
C15
SK4
SK6
SK5
SK10
SK11
SK13
SK9
ZNR
9
5
4
DS217V
3 4
8V1 2
ICI
øGI
CNA2
IC2
IGø
15
13
12
11
7
6
8
10
3
2
CNX(White)
CNE(White)
CNC(Black)
CNY(White)
CNS(Black)
CNI(White)
CNU(Blue)
CND(Yellow
)
C
NB(Red)
2
2
2
62
7
2
L6
R16 R15
C23
L8
L10
L9
L7
~ ~
C18
~
C19
~
C20
~
16 17
18
19 20 23
CNH 2
12V
5V
GND
S OUT
SW1 SW2
SW
Test
Forced
Heat Cool
Trial
Snowing
Defrosting
Reset
J3
J2
J1
ON
+
−
− +
∼
−
+ +
+
+
+
+
+
+
+
+
(ii) Parts layout on the outdoor unit PCB
SW
3-1
SW
3-2
SW
3-3
ON
OFF
ON
OFF
ON
OFF
Function
Check LED
reset
Normal
operation
Easy to start
defrosting
Normal
operation
Measure
against
snow
Normal
operation
Reference
page
1037
1039
Name
• Function of jumper wires
• Function of DIP switch
SW
3-4
SW
3-5
SW
3-6
SW
3-7
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Function
Trial
operation
Regular
operation
Cooling
trail operation
Heating
trail operation
Compulsory
operation
Regulat
operation
Test mode
Regular
operation
Reference
page
1042
1042
Name
FDCP2001
FDCP2501
J1
With
With
J2
With
With
J3
None
(1)
None
(1)
Model
Note (1) “None” means that jumper wire
is not provided on the PCB or
the connection is cut.
Notes (1) mark: Flashing
mark: Stays OFF
(2) Relation between LED
3~5
and operation frequency
• LED
3
......40Hz
• LED
4
......20Hz
• LED
5
......10Hz
• Operation frequency =
Frequency indicated by
LED
3~5
+ 25
• Replacement procedure of indoor unit microcomputer printed circuit board
Microcomputer printed circuit board can replaced with following procedure.
1) Confirm the parts numbers. (Refer to the following parts layout drawing for the location of pats number.)
FDCP2001, 2501HKXRE2
Parts No.
PCB505A012L
Model