Sony HCD-SHAKE33 / HCD-SHAKE44 / HCD-SHAKE55 / HCD-SHAKE66 / HCD-SHAKE77 / HCD-SHAKE88 Service Manual ▷ View online
HCD-SHAKE33/SHAKE44/SHAKE55/SHAKE66/SHAKE77/SHAKE88
25
Optical Block Diagnosis Flow (1/2)
Does Optical pickup move to inner circumference?
(Visual check)
Yes
Yes
No
Checks CL335 for +3.3V and +1.2V REG IC303.
Does it output the power voltage of 3.3V and 1.2V?
Checks CN401 SL+/SL- signal.
Does it output the signal?
Does Spindle motor rotate?
(Visual check)
Yes
Does Optical pickup do focus search?
(Visual check)
No
Checks IC303 circumference circuit for +1.2V.
Checks IC002 (JL040) circumference circuit for
+3.3V.
Yes
A
No
No
No
No
No
Checks circumference circuit for SL+/SL- of IC401.
Checks circumference circuit of IC301 FMO Signal.
REMOVE T
OP
P
ANEL
TURN ON
TRA
Y IN
The Sled motor has a problem.
Replaces BU.
Checks CN401 SP+/SP- signal.
Does it output the signal?
The Spindle motor has a problem.
Replaces BU.
Checks circumference circuit for SP+/SP of IC401.
Checks circumference circuit of IC301 DMO Signal.
Checks CN302 FCS+/FCS- signal.
Does it output the signal?
The Optical pickup has a problem.
Replaces BU.
Checks circumference circuit for FCS+/FCS- of IC401.
Checks circumference circuit of IC301 FOO Signal.
Yes
Yes
Yes
Ver. 1.1
HCD-SHAKE33/SHAKE44/SHAKE55/SHAKE66/SHAKE77/SHAKE88
26
Optical Block Diagnosis Flow (2/2)
Ver. 1.1
Does laser diode become luminous?
(Visual check)
Is output level of RF signal (JL317) up to standard?
RF Level = 1.05
±
0.45 Vpp
test disc (DVD: HLX-503 (NTSC) or HLX-504 (PAL), CD: YEDS-18)
Is there no problem with Long term Aging Test (60min)?
Confirms that there is no sound skip.
END
No
No
Checks JL306 (LD780) signal.
Does it output 2V when laser become luminous?
The Optical pickup has a problem.
Replaces BU.
DISC IN
No
A
Is output level of RF signal (JL317) up to standard?
RF Level = 1.05
±
0.45 Vpp
test disc (DVD: HLX-503 (NTSC) or HLX-504 (PAL), CD: YEDS-18)
Replaces BU if it is not up to standard.
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Checks circumference circuit of Q402.
Checks circumference circuit of IC301 LD01.
If it is not up to standard,
Lens cleaning is performed.
The Optical pickup has a problem.
Replaces BU.
HCD-SHAKE33/SHAKE44/SHAKE55/SHAKE66/SHAKE77/SHAKE88
27
DAMP
/ MOTHERBOARD Mount Diagnosis Flow (1/2)
PLA
Y MUSIC
Is there audio output from DAMP Board?
MOTHERBOARD Board
DAMP Board
Checks 13V output of CN001 1pin(Main ON).
Is the power voltage OK?
Checks 3V output of CN001 6pin(Main ON).
Is the power voltage OK?
Checks +62.5V output of CN1000 10pin(+VH),
-62.5V output of CN1000 2pin(-VH) and -49V
output of CN1000 1pin (-49V).
Is the power voltage OK?
Checks OUT
terminal +50.5V output of REG IC1002
Or
, checks GND and OUT
T
erminal with
Tester
.
Is it shorted out?
Reinserts the cable or Exchanges.
If there are no problems, checks output of
Switching Regulator Board.
Reinserts the cable or Exchanges.
If there are no problems, checks output of
Main ON of MOTHERBOARD Board side.
Reinserts the cable or Exchanges.
If there are no problems, checks output of
Switching Regulator Board.
Checks circumference circuit of REG IC1002.
If there are no problems, exchanges IC1002.
A
B
Yes
Yes
Yes
Yes
Yes
No
Yes
No
No
No
No
Ver. 1.1
HCD-SHAKE33/SHAKE44/SHAKE55/SHAKE66/SHAKE77/SHAKE88
28
DAMP
/ MOTHERBOARD Mount Diagnosis Flow (2/2)
END
Checks OUT
T
erminal 5V output of REG IC1000 or
,
c
hecks GND and OUT
T
erminal with
Tester
.
Is it shorted out?
Assembles into the unit again then, checks
whether there is the audio output from
DAMP Board.
Checks circumference circuit of REG IC1000.
If there are no problems, exchanges IC1000.
Checks circumference circuit of REG IC1001.
If there are no problems, exchanges IC1001.
Replaces DAMP Board
Replaces DAMP Board
A
B
Yes
Yes
Yes
Yes
No
No
No
No
Checks OUT
T
erminal -5V output of REG IC1001 or,
checks GND and OUT
T
erminal with
Tester
.
Is it shorted out?
Leave DAMP Mount to a state of it only and, checks
Power
Audio Driver(MOS FET) with T
ester
.
Is it shorted out? (Refer to Page 29.)
DAMP Board
Ver. 1.1
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