Toshiba RAV-SM564UTP-E Service Manual page 25

5-1-3. Connection of Both Wired (Simple) Remote Controller and Wireless Remote Controller Kit
Indoor unit
#1 (Header)
Wireless remote controller kit
Display LED
Receive
circuit
CPU
Buzzer
DC5V
Power Remote controller
circuit communication circuit
A B
Indoor control P.C. board (MCC-1570)
× 4
Louver
motor
Drain
pump
Indoor
fan motor
Power circuit
DC280V
* Case of "1:1 model" connection interface (Option)
U3
Central controller
(Option)
U4
Receiver P.C. board
Function setup SW
A B
DC20V
Remote controller
communication circuit
DC5V
DC12V
Driver
Outside
output
CPU
Run
Warning
Defrost
Thermo. ON
COOL
Fan motor
HEAT
control circuit
FAN
P.C. board
(MCC-1440)
TCC-LINK
communication circuit
Wired (simple) master remote controller
(Max. 2 units)
Display Function
LCD setup
Display Key
CPU
LED switch
DC5V
Remote controller Power
communication circuit circuit
A B
TC sensor
TCJ sensor
CPU
Float input
Serial send/
receive circuit
AC
synchronous
signal input circuit
1 2 3
1 2 3
Outdoor unit
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FILE NO. SVM-13010
Schedule timer
Display
LCD driver
CN2
CPU
CN1
DC5V
∗3
Power
circuit
#2
(Follower)
A B
EEPROM
TA sensor
Same as left
∗2
HA
1 2
Outdoor unit
Up to 8 units are connectable. ∗1
∗1 However Max.7 units are connectable in case of
mounting "1:1 model" connection interface.
∗2 The "1:1 model" connection interface is mounted
to only 1 unit.
"1:1 model" connection interface is mounted
to the header unit.
∗3 Connection of the schedule timer to the simple
remote controller is unavailable.
∗4 In the left system, set the wireless remote
controller side as the follower remote controller
when using the wired (simple) wired remote
controller as the header remote controller.
LCD
Function
setup
Key
switch
Secondary
battery
#3
(Follower)
A B
Same as left
∗2
3 1 2 3
Outdoor unit