3-2
4. MICOM PART CHECK I
2. P-SENS
Check
power
circuit
troubleshooting
NO
YES
P-SENS
Check
the
pin
6
of
P
970
2
if
DC
V
is
over
5.
6
V
YES
OK
3. VKK PART CHECK
Check
power
circuit
troubleshooting
NO
YES
VKK CHECK
Check
the
pin3
of
P
970
2
if
DC
V
is
over
-2
8
V
YES
OK
OK
OK
NO
Replace
IC1
0
1
(
K
IA
70
42)
NO
YES
YES
YES
YES
Check
if
IC1
0
1
of
out-
put
voltage
is
over
4.3V
YES
Check
voltage
of
IC1
00
(LC
87
Fxxx)
pin4
YES
Refer
to
SMPS
troubleshooting
MICOM PART
CHECK I
NO
Check
P-S
EN
S
(P
790
4
_
pin
6
)
NO
Check
both
end
voltage
of
IC1
0
1
(
K
IA
70
42)
Check
If
input
voltage
of
IC1
0
1
is
over
5V
Check
the
periphery
of
IC1
0
1
(
K
IA
70
42)
Summary of Contents for x-rsm400dvh
Page 4: ...SECTION 5 DIAGNOSIS CONNECTION 5 1 1 1 ...
Page 11: ...1 8 ...
Page 21: ...2 12 ...
Page 45: ...3 24 ...
Page 59: ...3 51 3 52 PRINTED CIRCUIT BOARD DIARGAMS 1 1 MAIN P C BOARD DIAGRAM TOP VIEW ...
Page 60: ...1 2 MAIN P C BOARD DIAGRAM BOTTOM VIEW 3 53 3 54 ...
Page 61: ...3 55 3 56 2 1 DVD P C BOARD DIAGRAM TOP VIEW ...
Page 62: ...2 2 DVD P C BOARD DIAGRAM BOTTOM VIEW 3 57 3 58 ...
Page 65: ...3 63 3 64 ...
