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Samsung Electronics
160
Troubleshooting
4-4-6 Case study – E205 (Internal communication error of the outdoor unit C-box)
Outdoor unit
display
Indoorunit
display
Duct, Cassette (1/2 Way),Console, Celing
Cassette (4/Mini4 Way)
Wall-mounted (NeoForte)
Operation Defrost Timer Fan Filter/
MPI Operation Defrost Timer Filter Operation Timer Turbo 24
℃
27
℃
×
×
◑
◑
×
×
◑
◑
×
×
×
◑
◑
×
※ ●
: ON
◑
: Flash ×: OFF
Judgment
Method
• Communication error between the C-Box PBA.
Cause of
problem
• Communication wire inside the C-Box is unconnected.
• Main PBA defective.
Possibility
1) No communication jumper connector on Inverter PBA.
2) No power supply to inverter PBA.
3) Poor connection of communication wiring and connector.
4) Wrong HP information in EEPROM.
MAIN PBA
FAN PBA
INV PBA 1
INV PBA 2
Communication jumper
<PBA Connection order>
important
4-4 Case study for trouble shoots (cont.)
Comm jumper
Connection Inv1 and Inv2
Содержание AM072BXV Series
Страница 141: ...Troubleshooting Samsung Electronics 135 4 3 Appropriate Measures for Different Symptom cont...
Страница 160: ...Samsung Electronics 154 Troubleshooting 4 4 2 Pump down operation cont 4 4 Case study for trouble shoots cont...
Страница 162: ...Samsung Electronics 156 Troubleshooting 4 4 3 Pump out operation cont 4 4 Case study for trouble shoots cont...
Страница 190: ...PBA Diagram and Parts List Samsung Electronics 184 5 8 PF8 Inv Integration J POWER 1 2 3 4 5 6 1 7 8 12 11 10 9...
Страница 192: ...PBA Diagram and Parts List Samsung Electronics 186 5 9 PF8 Inv Integration F POWER 1 2 3 4 5 6 11 10 9 12 1 7 8...
Страница 200: ...Samsung Electronics 194 Wiring Diagram This Document can not be usedwithout Samsung s authorization 6 3 AM162BXVGF AA...
Страница 201: ...Samsung Electronics 195 Wiring Diagram 6 4 AM192BXVGJ AA This Document can not be usedwithout Samsung s authorization...