Jumper Settings - Electra Delta 25 Service Manual

CONTROL SYSTEM
11.10.2 Outdoor Unit Controller Indicators
Unit has three LED's. SB LED, STATUS LED, FAULT LED.
SB LED is ON when power is ON (230 VAC),
STATUS LED is ON when COMP is ON, and Blinks according to diagnostics mode definitions
when either fault or protection occurs.
FAULT LED Blinks according to diagnostics mode definitions when either fault or protection occurs.
11.11

Jumper Settings

11.11.1 Indoor Unit Controller
11.11.1.1 Hardware Jumpers
0 = Open Jumper (disconnect jumper).
1 = Close Jumper (connect jumper).
Self test Jumper – J1
OPERATION
SELF-TEST
NORMAL
Family selection Jumper – J2
Family
Delta 22/25/35
Delta 50
Model selection Jumper – J3, J4
Model
A
B
C
D
11.11.1.2 Software Jumpers
Property
EEPROM DATA (J1)
'Thermostatic Stop- Heat' (J2)
'Heat to STBY' (J3)
Enable Test Mode (J4)
* Default values (used in the ROM)
Default SW jumpers according to the family (used in the ROM)
Property
'Thermostatic Stop- Heat' (J2)
'Heat to STBY' (J3)
J1 – EEPROM/ROM setting
When J1 is 1, IDU will use model/family/general parameters from EEPROM. If EEPROM is invalid, IDU will
ignore J1 and use/copy the ROM pointed by the selected jumpers (will also set an according fault).
11-12
J1
1
0
J2
0
1
J3 J4
0 0
0 1
1 0
1 1
0
Use ROM*
Deactivated
Deactivated
Deactivated
Delta 22/25/35
CONTENTS
1
Use EEPROM
Activated
Activated
Activated*
Delta 50
1 1
1 1
SM DELTAZ 1-E.0 GB