Panasonic CS-A73KR Service Manual page 122

• CS- A73KR / CU-A73KR
• CS- A93KR / CU-A93KR
• CS- A123KR / CU-A123KR
SCHEMATIC DIAGRAM 1/3
RECEIVER
PH302C
8 IN+ VCC1 1
330
7 IN- OUT 2
0.01µ
6 CO VCC2 3
0.01µ
137k
5 GND FO 4
INDICATOR
A54LNK2172B
GRN
ECONOMY
ORG
POWERFUL
A54LNK3171B
ORG
TIMER
ORG
SLEEP
RED
OFF/ON
(PH3)
CN-RCV
1
2
3
6.3V
47µ
(MX-9)
CN-DISP
1
(PH-6)
2
CN-DISP
3
6 4
5 5
4 6
3 7
2 8
1 9
REMOTE CONTROL NO.
SW1 RX1
1 OFF
2 ON
3 OFF SHORT
4 ON SHORT
(PH4)
CN-TH
AIR TEMP. SENSOR
(15k 3950)
1
2
Fig.1
3
4
PIPE TEMP. SENSOR
(20k 3950)
(MX-5)
CN-STM
1 1
2 2
3 3
4 4
5 5
(ZH5)
AIR SWING
MOTOR
MAIN
R17 R16
1k 5.1k
C11
0.01µ
TEST
R8
R9
1k
10k
REMOTE CONTROL NO.
SW1 RX1
1 OFF
2 ON
3 OFF JUMPER WIRE
4 ON JUMPER WIRE
C16
+ +
R27 R26
10µ
20k 15k
– –
16V
BZ
BZ1
R23
1k
RY-PWR DRIVE
Q4
RY-PWR
2SD148-4X
R22
c
2.2k
b
D1
ERA15-01
R21
e
6.2k
JX2
R28
10k
RX1
R30
24k
SW1
R31
26.1k
R32
C17
R29
102k
0.01µ
C15
10µ
16V
IC5
9
A52A2003GR2
10 7
g
STEPPING MOTOR DRIVE
11 6
f
12 5
e
13 4
d
14 3
c
15 2
b
16 1
a
8
C22
+
C23
10µ
0.01µ
–
16V