24.4. Troubleshooting Flowchart of HDD Unit, CD Drive Unit & Main Micron
(IC1502)
SYS6V
SYS3.3V
+6V?
Left SP
Power section
delay sound on?
"Please wait" appear?
IC501
function?
12V line OK?
IC1502 OK?
15V line OK?
FL
Display
lighting on?
3.3V
in IC501?
Comfirm R
Y701,Q701,
R721,TH701, etc
FFC connect to
FP1201 correctly?
Confirm HDD_12V
,
HDD_5V connector
CN721, etc
Comfirm Sub Micron
IC501, X501, etc
Comfirm Power section
T721, IC727, D725, LB707 etc
Comfirm Power section
IC704, L722 etc
Comfirm Regulator section
IC706, L729, Q704 etc
Comfirm P3007, FL, etc
Defectiveness of HDD
Defectiveness of Flashrom,
IC1400, LB1401, etc
Defectiveness of
A
T
A
Bridge
IC1200, LB1202, etc
Confirm panel P
.C.B., tact-1,
tact-2, etc
Confirm, change, replace
to cable
C9V
, VREF+,
connector CS901, etc
Defectiveness of SD-RAM,
IC1300, 1301, LB1301,
LB1302, etc
Confirm changing
normal music disk
Copy disk may not play
.
Defectiveness of micron
IC1502, X1501, solder
Defectiveness of mechanism (traverse unit)
Demarcation of
Main Micron breakdown
Demarcation of HDD
Digital P
.C.B.
Comfirm for Open etc
AC INPUT
IN
POWER SW ON
Comfirm Power section,
T701, F701, D702, D704,
D705, D707, IC701, etc
YES
YES
YES
NO
NO
NO
YES
YES
YES
YES
YES
YES
YES
Start up OK?
Connection of FP1201
40pins FFC correctly?
YES
YES
YES
YES
YES
NO
NO
NO
NO
T
ray eject out?
Reliability test 1
ejection key OK?
YES
YES
NO
CD function in
normal muzic disk?
YES
NO
CN508 to CS901
7 pins cable connection
OK?
YES
NO
+9V
, VREF+ function
in mechanism?
YES
NO
CD play?
HDD power on?
IC1200 function?
YES
NO
NO
IC1400 OK?
YES
IC1200 OK?
YES
NO
NO
IC1300, 1301
OK?
YES
NO
NO
NO
Normal
NO
NO
NO
Confirm input/output of
A
T
A
Bridge IC1200
NO
Audio P
.C.B.
174
SA-PTX7P
Содержание SA-PTX7P
Страница 12: ...12 SA PTX7P ...
Страница 29: ...RX RX RX RX CH2 AB CH2 AB CH1 CD B 1 1 1 Multi room Multi source 29 SA PTX7P ...
Страница 66: ...11 2 Main Components and P C B Locations 66 SA PTX7P ...
Страница 85: ...Step 3 Remove the middle chassis Step 4 Remove the traverse unit 85 SA PTX7P ...
Страница 94: ...Note Insulate AC Inlet P C B from other parts with insulating material eg plastic 94 SA PTX7P ...
Страница 97: ...97 SA PTX7P ...
Страница 116: ...116 SA PTX7P ...
Страница 118: ...SA PTX7P 118 ...
Страница 130: ...SA PTX7P 130 ...
Страница 132: ...132 SA PTX7P ...
Страница 172: ...SA PTX7P 172 ...
Страница 183: ...26 Exploded Views 183 SA PTX7P ...
Страница 184: ...184 SA PTX7P ...
Страница 185: ...26 1 Cabinet Parts Location SA PTX7P 185 ...
Страница 186: ...SA PTX7P 186 ...
Страница 187: ...SA PTX7P 187 ...
Страница 188: ...SA PTX7P 188 ...
Страница 189: ...26 2 Packaging SA PTX7P 189 ...