Sanyo PLC-XU115, Service Manual

Page: 53 / 128

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Chassis Block Diagrams
IC301
SCALER
<PW190>
CHO_R
XD
CHO_T
XD
P_F
AIL_F
AN
ON_3.3V
FAN_ERR
ON_150V
BLAST_A
C
BLAST_AC
S5V
S6V
IC5601
D3601 D3606
LINE FIL
TER
BO
ARD
LA
MP C
OVER
SWIT
CH
LA
MP
BALLAST
1
4
5
5
4
1
CJ2
K8H
1
3
K8S
K6A
CJ1
K6A
C
K6AB
LA
MP
AC C
ORD
K6R
POWER
M
AIN
TEMP
IC601
P.F.CONTROL
<FA5502>
6
5
1
8
4 3 2
9
11
7 8
10
2
10
1
1
4
T651
D682
D681 D653
IC681
Q681
PC601
ERROR
AMP
Po
w
er
-On:H
Po
w
er
-On:H
Po
w
er
-On:H
Po
w
er
-On:H
Po
w
er
-On:H
Po
w
er
-On:H
P-F
ail:H
LA
MP_DE
T
(P
ow
er
-On:L)
LA
MP_SW
(P
ow
er
-On:L)
P-F
ail:L
PC603
IC651
POWER OSC.
<STR-Z2156>
Feedback
S6V
16V
-5V
LA
MPDC_ON
IC4891 NAND
S6V
S-5V
1 2 5 6 9
IC8811
TEMP
. SENSOR C
<LM76CHMX>
LA
MP
PANEL
OUT
SIDE
IC8821
TEMP
. SENSOR B
<LM76CHMX>
IC4831
TEMP
. SENSOR A
<MCP9801T>
26
2
13
295 215
P_F
AIL
P-F
ail:L
215 11 201
ON_50V
110
LA
MPDC_ON
89
185
212,293
SCL0_3.3V SD
A0_3.3V
IC9882 INVER
TER
SW901
12V
S15.5V
IC5461
DDC
FAN_A
Q7812
D3613
D3611
11
S2.5VPW
Q5841
S3.3VPW
Q5821
S1.8VPW
1.0V
IC5621
5V_A
UDIO
IC5081
Q5861
IC5801 DC-DC
FAN_C
ON_A
Q7813
FAN_B
Q7862
IC7861
D3614
FAN_C
ON_B
IC7811
Q7864
FAN_C
Q7842
IC7841
D3644
FAN_C
ON_C
Q7844
ON_5V
A
ON_50V
K6AA
P_F
AIL
P_F
AIL_F
AN
S3.3V
ON_3.3V
ON_3.3V
3.3V
Q3583
Q3582
S2.5V
IC5701
15V_PNL
15.5VR
ON_150V
D5704
D5703
Power supply & protection circuit