Good afternoon, I have an SP20E and it gives me an error .. it does not connect to the pool

stats

LOOP[0] OFF TO:0 (test serial failed)
0: disabled (REMOVED/DISABLED)
1: disabled (REMOVED/DISABLED)
LOOP[1] ON TO:0 (w:0)
 2: DC2DC/1/:[vlt1:0 vlt2:688(DCl:794 Tl:794 Ul:749)  0W   0A   0c] ASIC:[ 85c (125c) 950hz(BL: 950)    0 (E:193) F:0 L:0]
 3: DC2DC/1/:[vlt1:0 vlt2:688(DCl:794 Tl:794 Ul:749)  0W   0A   0c] ASIC:[ 85c (125c) 950hz(BL: 950)    0 (E:192) F:0 L:0]
LOOP[2] ON TO:0 (w:0)
 4: DC2DC/1/:[vlt1:0 vlt2:688(DCl:794 Tl:794 Ul:749)  0W   0A   0c] ASIC:[ 85c (125c) 890hz(BL: 890)    0 (E:193) F:0 L:0]
 5: DC2DC/1/:[vlt1:0 vlt2:688(DCl:794 Tl:794 Ul:749)  0W   0A   0c] ASIC:[ 85c (125c) 830hz(BL: 830)    0 (E:193) F:0 L:0]
LOOP[3] ON TO:0 (w:0)
 6: DC2DC/1/:[vlt1:0 vlt2:688(DCl:794 Tl:794 Ul:749)  0W   0A   0c] ASIC:[ 85c (125c) 890hz(BL: 890)    0 (E:193) F:0 L:0]
 7: DC2DC/1/:[vlt1:0 vlt2:688(DCl:794 Tl:794 Ul:749)  0W   0A   0c] ASIC:[ 85c (125c) 840hz(BL: 840)    0 (E:189) F:0 L:0]


i try everything possible, change cable, factory reset, i disable loop 0 .. and not work please help me