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Troubleshooting
DC power board
K36A
1
S24.5V_IN
|
4
FAN_SW_24V1
FAN_SW_24V2
FAN_SW_24V3
FAN_SW_24V4
18
S9.6V_IN
20
S6.3V_IN
|
22
D3607 D3606
27
S-6.3V_IN
PFC_SW
29
9
S16V_FAN
S16V_IN
|
12
FAN_SW_12V1
FAN_SW_12V2
FAN_SW_12V3
24VFAN1_SW
24VFAN2_SW
24VFAN3_SW
24VFAN4_SW
12VFAN1_SW
12VFAN2_SW
12VFAN3_SW
FAN
Error: L
PF_B1
10
PF_B2
11
13
PF_R1
14
PF_G1
16
PF_G2
17
PF_PBS
1
PWM_B1
2
PWM_B2
4
PWM_R1
5
PWM_G1
7
PWM_G2
8
PWM_PBS
LX1750 Service Manual
020-000643-01 Rev.1 (01-2014)
K36E
24VFAN1
Q3611
Q3612
24VFAN2
24VFAN3
Q3614
Q3616
24VFAN4
Q3615
Q3617
24VFAN5
Q3618
Q3619
24VFAN6
Q3620
Q3601
Q3603
Q3602
Q3621
IC5664
Q3622
FAN
CONTROL
<FA7711>
Q3641
Q3642
Q3643
FAN
Error: L
PF_PFC12
PF_PFC34
PF_EX_L1
PF_EX_L2
PF_EX_L4
PF_EX_L4
PF_EX_MR
IC3651
PF_IN_L1
FAN
PF_IN_L2
CONTOL
PF_IN_L3
&
FAILURE
PF_IN_L4
DETECT.
PWM_PFC12
<5M160ZW>
PWM_PFC34
PWM_EX_L1
PWM_EX_L2
PWM_EX_L3
PWM_EX_L4
PWM_IN_L1
PWM_IN_L2
PWM_IN_L3
PWM_IN_L4
RGB FANNET
K67G
11 9
7 5
3
1
IC5621
IC35631
Q3604
Power-On: H
Standby: L
12VFAN1
PWM_PFC12
PWM_PFC34
12VFAN2
12VFAN3
PWM_EX_L1
PWM_EX_L2
FAN
Error: L
PWM_EX_L3
PWM_EX_L4
PWM_EX_MR
D5651
D5652
Q5650
D5653
D5654
D5656
FAN
Error: L
PWM_IN_L1
PWM_IN_L2
PWM_IN_L3
PWM_IN_L4
-159-
K36C
S16V_IN
S9.6V_IN
S6.3V_IN
S4.3V1
S4.3V2
K36D
-5.5V
PFC_SW
POWER_ON_SW
Q3606
LAMP_FAIL
12VFAN1
K36G
PF_PFC12
Q5654
FAN_PFC12
12VFAN3
PF_PFC34
Q5653
FAN_PFC34
12VFAN1
K36N
Q5652
PF_EX_L1
FAN_EX_L1
K36P
PF_EX_L2
Q5651
FAN_EX_L2
K36Q
PF_EX_L3
Q5659
FAN_EX_L3
K36R
PF_EX_L4
Q5658
FAN_EX_L4
K36S
PF_EX_MR
Q5656
FAN_EX_MR
12VFAN3
Q4631
IC5651
Q4641
INVERTER
Q4651
Q4661
IC5652
INVERTER
Q4671
12VFAN2
K36T
PF_IN_L1
Q5664
FAN_IN_L1
K36U
PF_IN_L2
Q5663
FAN_IN_L2
K36V
Q5662
PF_IN_L3
FAN_IN_L3
K36W
PF_IN_L4
Q5661
FAN_IN_L4
DC POWER
28
29
30
23
24
11
12
13
3
4
7
8
11
9
10
8
1
2
3
K36J
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
K36C
1
2
3
1
2
3
1
2
3
1
2
3
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