Eiki EIP-HDT30 Service Manual page 128

Troubleshooting
Power (DC)
POWER(DC)
S6V
1
2
Power-On
PFC_ON H
ST_SW L
DC_ON H
9
PFC_ON
-6V
7
16V
5
K66B
PFC_ON
DC_ON
IC2601
FA7729
CONTROL
MAIN
SS3.3V
Check that the power control signal
(DC_ON) is correct.
Power-On: H, Standby: L
Stand-by Q2600
H
L
L
Q2602
Q2603
Q2604
Q2605
IC2604
IC2600
Q2617
FAN5
CTL
Q2609
FAN1
CTL
Q2610
FAN2
CTL
Q2611
FAN
FAN3
CTL
Q2612
FAN4
CTL
Q2613
FAN_SW_1
FAN_SW_2
17 18 15 16 19
17 18 15 16 19
PFC_ON
PFC12V
Q2614
Q2615
FAN5_ERR
FAN1_ERR
FAN2_ERR
FAN3_ERR
FAN4_ERR
K66L
11 10 5 4 3 2 13 14 6 7 8 9 6
6
11 10 5 4 3 2 13 14 6 7 8 9
K8B
PFC
If the Fan error occurs,
the error detection signal
(FAN_ERR) becomes Low.
-128-
MAIN
23 23
Q2601 6V_SW
24 24
SS6V
1 1
2 2
S6V1
11 11
12 12
S6V2
15 15
16 16
S6VPW
37 37
38 38
S6VKS
45 45
46 46
33 33
S6VNIOS
34 34
5 5 S-5V
6 6
27 27
12V
| |
30 30
19 19 S9.6V
20 20
41 41
S6VFPGA
42 42
49 49
15V_LENS
50 50
K66A K8A
K66E
FN908
DMD
COOLING
K66D
FN905
CW
COOLING
K66F
FN906
LAMP
COOLING
K66M
FN904
LAMP
COOLING
K66G
FN907
BALLAST
COOLING
K66T
FN909
OPTICAL
COOLING
K66H
FN903
POWER
COOLING
K66J
FN901
EXHAUST
K66K
FN902
EXHAUST
THERMAL
SW
K66P
SW903
THERMAL
K66Q SW
SW904
LAMP
K66R
COVER SW
SW902
K66N
7 1 2 4
7 1 2
4
K16E
12V