Fan Control System - Sanyo PLC-HF15000L Service Manual

Troubleshooting

Fan control system

K36A
1
S24.5V_IN
|
Q3613
4
24VFAN1_SW
Q3616
24VFAN2_SW
Q3618
24VFAN3_SW
Q3620
24VFAN4_SW
9
S16V_IN S16V_FAN
|
12
Q3602 Q3603
18
12VFAN1_SW
Q3622 Q3623
12VFAN2_SW
Power-On
Q3642 Q3643
H
12VFAN3_SW
24VFAN1_SW
24VFAN2_SW
24VFAN3_SW IC5692
DAC
24VFAN4_SW
<M62393>
12VFAN1_SW
12VFAN2_SW
12VFAN3_SW
FAN_CONT9
WAVE OSCILATOR
IC3661
PWM_CLK
IC3662
DC POWER
11 9 7 5 3 1
K36E
24VFAN1
Q3611
24VFAN2
Q3612
24VFAN3
Q3614
24VFAN4
Q3615
24VFAN5
Q3617
24VFAN6
Q3619
12VFAN1
Q3601
IC3601
12VFAN2
Q3621
IC3621
12VFAN3
Q3641
FAN
IC3641
Error: L
FANDAC_SDA_S5V
FANDAC_SCL_S5V
FAN_CONT1 PF_FAN9
FAN_CONT2 PF_FAN8
FAN_CONT3 IC5691 IC5681 PF_FAN7
DAC I/O
FAN_CONT4 PF_FAN6
<M62393> EXPANDER
FAN_CONT5 PF_FAN5
<M62320>
FAN_CONT6 PF_FAN4
FAN_CONT7 PF_FAN2+3
FAN_CONT8 PF_FAN1
PWM CONVERTOR
PWM_1 PWM_FAN1
IC3681
PWM_2 PWM_FAN2
PWM_3 PWM_FAN3
IC3691
IC4661
PWM_4 PWM_FAN4
BUFFER
PWM CONVERTOR
PWM_5 PWM_FAN5
IC4601
PWM_6 PWM_FAN6
PWM_7 PWM_FAN7
IC4611
PWM_8 PWM_FAN8
IC4662
BUFFER
IC4671
PWM_9 PWM_FAN9
PWM CONVERTOR
Q4654
FAN
D4621
Error: L
IC4631
INVERTER
D4623
K67G
11
9
7
5
3
PWM_FAN8
1
PWM_FAN9
4
5
K67H
6
PF_FAN8
7
7 6 5 4
PF_FAN9
RGB FANNET
K36M
1
2
K36K
K27K
5 5
6 6
4 4
3 3
12VFAN1
12VFAN2
12VFAN3
PWM_FAN2
PWM_FAN3
K27J
K36L
PWM_FAN4
PWM_FAN5
PWM_FAN6
PWM_FAN7
PF_FAN2+3
PF_FAN4
PF_FAN5
PF_FAN6
PF_FAN7
K36G
1
Q4651
2
3
K36J
1
Q4652
2
3
-17-
24VFAN1
24VFAN2
Q9701
Q9704
IC2791
Q9702
24VFAN5
INVERTER
Q9703
Q9741
Q9744
IC2792
Q9742
24VFAN3
INVERTER
Q9743
FAN
24VFAN4
Error: L
24VFAN6
LAMP SIGN
K77L
1
12VFAN2
2
K27M
K77K
PS_FAN4
1 1
PWM_FAN4
2 2
3 3 PS_FAN5
4 4 PWM_FAN5
6 6
PS_FAN6
7 7
PWM_FAN6
8 8 PS_FAN7
FAN
9 9
PWM_FAN7
Error: L
Q2701
IC2791
Q2711
INVERTER
Q2721
Q2791
Q2731
IC2792
Q2741
INVERTER
Q2792
Q2751
PS_FAN4
Q2793
Q2761
PS_FAN5
IC2793
Q2794 Q2771
PS_FAN6
INVERTER
Q2795 Q2781
PS_FAN7
PFC NET1
K67A
1
2
3
K67B
1
2
3
K67C
1
2
3
K67D
1
2
3
K67E
1
2
3
K67F
1
2
3
K77S
1
2
3
K77T
1
2
3
K77U
1
2
3
K77V
1
2
3
K27N
1
2
3
K27P
1
2
3
K27Q
1
2
3
K27R
1
2
3
K27S
1
2
3