Mitsubishi Electric LGH-F300RVX-E Handbook page 35

Error LED1 LED2
Symptom
code (Green) (Red)
6833 9 PZ-61DR-E
blinks communi-
cation error
(hardware
error)
6834 9 PZ-61DR-E
blinks communi-
cation error
(start bit de-
tection error)
7113 10 Function set-
blinks ting error
Cause
Faulty connection of the PZ-61DR-E
transmission cable
The Lossnay is used in the same
group as LGH-RX -E type Lossnay.
5
Faulty connection of the PZ-61DR-E
transmission cable
The Lossnay is used in the same
group as LGH-RX -E type Lossnay.
5
In one group, two or more Lossnay
units are set as the main Lossnay
(SW5-10 ON).
The group contains two or more
Lossnay units set with the same
address.
The Lossnay unit, which is set as the
main Lossnay (SW5-10 ON), is not
set to the address with the smallest
number in the group.
The MA remote controller for the air
conditioner (Mr. Slim indoor unit or
City Multi indoor unit) is connected.
The remote controller terminals (TM4
[1] [2]) of the Lossnay unit and the
remote controller terminals of the
City Multi indoor unit are connected
together within the group.
The Lossnay is used in the same
group as LGH-RX
-E type Lossnay.
5
The model selection switch (SW6) is
not set correctly.
─ 35 ─
Corrective action
Check the items described in (1) [2].
If the error re-occurs, check for
noise on the transmission cable.
If the above does not correct the
problem, replace the Lossnay circuit
board or PZ-61DR-E remote con-
troller.
The LGH-F**RVX-E type Lossnay
cannot be used in the same group
as LGH-RX -E type Lossnay.
5
Check the items described in (1) [2].
If the error re-occurs, check for
noise on the transmission cable.
If the above does not correct the
problem, replace the Lossnay circuit
board or PZ-61DR-E remote con-
troller.
The LGH-F**RVX-E type Lossnay
cannot be used in the same group
as LGH-RX -E type Lossnay.
5
Only one Lossnay unit can be set
as the main Lossnay in one group.
(See the Lossnay technical manual.)
Set unique addresses to these
units.
Set the Lossnay unit, which is set
as the main Lossnay (SW5-10 ON)
to the address with the smallest
number.
(See the Lossnay technical manual.)
Replace the remote controller with
PZ-61DR-E.
Assign the Lossnay units and City
Multi indoor units to the different
groups.
The LGH-F**RVX-E type Lossnay
cannot be used in the same group
as LGH-RX -E type Lossnay.
5
Make the SW6 setting appropriate
for the model.
(See chapter 8. (8) Setting status
record (page 48).)