Toshiba RAV-SM2244DTP-TR Service Manual page 64

[1] Setting data read out from EEPROM
The setting data modified on the site, other than factory-set value, stored in the EEPROM shall be read out.
SET CL
Step 1 Push , and
∗ When the group operation control is performed, the unit No. displayed for the first time is the header unit No.
At this time, the CODE No. (DN) shows "
operation.
Step 2 Every time when the
is displayed in order. Specify the indoor unit No. to be replaced.
1. Change the CODE No. (DN) to
setting. (this is the setting for the filter sign lighting time.)
At this time, be sure to write down the setting data displayed.
2. Change the CODE No. (DN) by pushing
Similarly, be sure to write down the setting data displayed.
3. Repeat the step 2-2 to set the other settings in the same way and write down the setting data as shown
in the table 1 (example).
∗ The CODE No. (DN) are ranged from "
Step 3 After writing down all setting data, push
(It takes approx. 1 min until the remote controller operation is available again.)
CODE No. required at least
DN Contents
10 Type
11 Indoor unit capacity
12 System address
13 Indoor unit address
14 Group address
[2] P.C. Board for indoor unit servicing replacement procedures
Step 1 Replace the P .C. board to the P .C. board for indoor unit servicing.
At this time, perform the same setting of the jumper wire (J01, J08, J09) setting (cut), switch SW501,
(short-circuit) connector CN34 as the setting of the P .C. board before replacement.
Connector (CN504)
for drain pump
Step 2 According to the system configuration, turn on the indoor unit following to the either methods shown below.
a) Single operation (Indoor unit is used as standalone.)
Turn on the indoor unit.
1. After completion of the auto-address setting mode (required time: approx. 5 min.), proceed to [3].
(System address = 1, Indoor unit address = 1, Group address = 0 (standalone) are automatically set.)
SET
2. Push
setting mode, and proceed to [3]. (The unit No. "
TEST
button on the remote controller simultaneously for more than 4 seconds.
UNIT LOUVER
(left side button) button is pushed, the indoor unit No. under the group control
1. The CODE No. for the Indoor unit type and Indoor unit capacity are
required to set the rotation number setting of the fan.
2. If the system/indoor/group addresses are different from those before
replacement, the auto-address setting mode starts and the manual
resetting may be required again.
(when the multiple units group operation including twin system.)
CL TEST
, and buttons simultaneously for more than 4 seconds to interrupt the auto-address
". Also, the fan of the indoor unit selected starts its
→
by pushing
/ buttons for the temperature setting.
" to " ". The CODE No. (DN) may skip.
TEST
button to return to the normal stop status.
If the plug for short-circuit is attached on the P.C. board
before replacement, attach it on the P.C. board replaced.
" is displayed.)
– 64 –
/ buttons for the temperature