Applied Control And Functions (Including Circuit Configuration); Indoor Control Block Diagram; In Case Of Connection Of Wired (Simple) Remote Control - Toshiba MMD-AP0726HP-UL Service Manual

8. APPLIED CONTROL AND FUNCTIONS
(INCLUDING CIRCUIT CONFIGURATION)

8-1. Indoor control block diagram

8-1-1. In Case of Connection of Wired (Simple) Remote Control

Indoor unit
#1 (Header)
PMV
Application
UART
control
commnucation
P.C.Board
circuit
Fan motor
Indoor
control
fan
motor circuit
Power
Reactor
circuit
Noise filter
P.C. Board
(MCC-1551)
Wired (Simple) header remote control
(Up to 2 units)
Display LCD
Display LED
EEPROM
Indoor control P.C. Board
(MCC-1643)
DC20V
UART
commnucation
circuit
DC5V
Driver
DC12V
Outside output
Start/Alarm/Ready
Power
circuit
MCU
DC5V
DC15V
Fan IPDU
(MCC-1610)
Function setup
Key switch
CPU
DC5V
Power
circuit
Remote control
communication circuit
A B
Remote conrol
communication circuit
EEPROM
TA sensor
TC1 sensor
MCU
TC2 sensor
TCJ sensor
HA
BUS
communication
circuit
L2 U1 U2
L1
Indoor/Outdoor
communication
Power supply
1Φ 208 / 230V, 60Hz
Outdoor unit
Max. 8 units are connectable.
*1 The schedule timer cannot be connected to the simple wired
remote control.
- 21 -
Schedule timer
Display LCD
LCD driver
CN1
CN2
CPU
DC5V
* 1
Power
circuit
#2
(Follower)
A
Same
as left
L1 L2
Power
supply
Outdoor
Function setup
Key switch
Secondary
battery
#3
(Follower)
B A B
Same
as left
U1 U2 U1 U2
L2
L1
Power
supply
Outdoor
unit unit