Read Sony CMT-V75BTIP (serv.man2) Service Manual online
SERVICE MANUAL
SUPPLEMENT-1
9-893-476-81
Ver. 1.1 2012.07
File this supplement with the service manual.
File this supplement with the service manual.
Subject: Addition of TROUBLESHOOTING
CMT-V75BTiP
AEP Model
UK Model
Australian Model
CMT-V75BTiP
2
TROUBLESHOOTING
Optical Pick-Up Block Diagnosis Flow
6HWWRWKHVHUYLFHSRVLWLRQZKHUH
\RXFDQFKHFNWKH&'PHFKDQLVP
GHFNEORFNDQGWKH0$,1ERDUG
ĺ 5HIHUWRWKHRULJLQDOVHUYLFH
\RXFDQFKHFNWKH&'PHFKDQLVP
GHFNEORFNDQGWKH0$,1ERDUG
ĺ 5HIHUWRWKHRULJLQDOVHUYLFH
PDQXDO³($&+%2$5'
6(59,&(326,7,21´RQ
SDJH
&RQQHFWWKHSRZHUFRUGDQG
SUHVVWKHSRZHUEXWWRQWRWXUQWKH
SRZHURQ
,QVHUWWKH&'
SUHVVWKHSRZHUEXWWRQWRWXUQWKH
SRZHURQ
,QVHUWWKH&'
&KHFNWKHQRUPDORSHUDWLRQRI&'
ORDGLQJDQGHMHFWLRQ
ORDGLQJDQGHMHFWLRQ
Playback check
&KHFNZKHWKHU5)VLJQDORXWSXWLV
QRUPDO
ĺ 5HIHUWRWKHRULJLQDOVHUYLFH
&KHFNZKHWKHU5)VLJQDORXWSXWLV
QRUPDO
ĺ 5HIHUWRWKHRULJLQDOVHUYLFH
PDQXDO³5)6,*1$/&+(&.´
RQSDJH
IOP (LD) check
&RQQHFWWKH&/5(*ZLWK
VLGHRIWKHWHVWHUDQGWKH&/
,23ZLWK±VLGHRIWKHWHVWHU
PHDVXUHWKHUHVLVWDQFHYDOXHDQG
WKHYROWDJHDWWKHWLPHRISOD\EDFN
DQGFDOFXODWHWKHYDOXHRIWKH
IROOZLQJFXUUHQWZLWK³YROWDJHYDOXH
÷UHVLVWDQFHYDOXH´
&KHFNWKDWWKHIROOZLQJFXUUHQWLV
RIP$RUODUJHUDQGP$RU
VPDOOHUDWWKHWLPHRI&'SOD\EDFN
&RQQHFWWKH&/5(*ZLWK
VLGHRIWKHWHVWHUDQGWKH&/
,23ZLWK±VLGHRIWKHWHVWHU
PHDVXUHWKHUHVLVWDQFHYDOXHDQG
WKHYROWDJHDWWKHWLPHRISOD\EDFN
DQGFDOFXODWHWKHYDOXHRIWKH
IROOZLQJFXUUHQWZLWK³YROWDJHYDOXH
÷UHVLVWDQFHYDOXH´
&KHFNWKDWWKHIROOZLQJFXUUHQWLV
RIP$RUODUJHUDQGP$RU
VPDOOHUDWWKHWLPHRI&'SOD\EDFN
&KHFNWKHDUHDVXUURXQGLQJWKH&'
PHFKDQLVPGHFNEORFN
PHFKDQLVPGHFNEORFN
2.
2.
2.
2.
$IWHUREMHFWOHQVFOHDQLQJSHUIRUP
WKHSOD\EDFNFKHFN&KHFNZKHWKHU
5)VLJQDORXWSXWLVQRUPDO
ĺ 5HIHUWRWKHRULJLQDOVHUYLFH
WKHSOD\EDFNFKHFN&KHFNZKHWKHU
5)VLJQDORXWSXWLVQRUPDO
ĺ 5HIHUWRWKHRULJLQDOVHUYLFH
PDQXDO³5)6,*1$/&+(&.´
RQSDJH
2.
2.
2.
1*
,WLVGRHVQRWPHHWWKHVWQDGDUG
FOHDQWKHREMHFWOHQVRIRSWLFDO
SLFNXSEORFN
FOHDQWKHREMHFWOHQVRIRSWLFDO
SLFNXSEORFN
1*
&KHFNWKHIOH[LEOHIODWFDEOH3
EHWZHHQWKH0$,1ERDUG
DQGWKH6+257/$1'ERDUG
&KHFNWKHIOH[LEOHIODWFDEOH3
EHWZHHQWKH6+257/$1'ERDUG
DQGWKHRSWLFDOSLFNXSEORFN
EHWZHHQWKH0$,1ERDUG
DQGWKH6+257/$1'ERDUG
&KHFNWKHIOH[LEOHIODWFDEOH3
EHWZHHQWKH6+257/$1'ERDUG
DQGWKHRSWLFDOSLFNXSEORFN
1*
1*
5HSDLURUH[FKDQJHWKH&'
PHFKDQLVPGHFNEORFN
PHFKDQLVPGHFNEORFN
1*
([FKDQJHWKHRSWLFDOSLFNXSEORFN
1*
([FKDQJHWKHIOH[LEOHIODWFDEOH
3
3
1*
±&RQWLQXHGRQQH[WSDJH±
*HQHUDORSHUDWLRQDQGORQJWHUP
DJLQJWHVWPLQXWHV
DJLQJWHVWPLQXWHV
2SWLFDOSLFNXSEORFNRSHUDWLQJ
SURSHUO\
SURSHUO\
2.
(1'
([FKDQJHWKHRSWLFDOSLFNXSEORFN
CMT-V75BTiP
3
OK
OK
OK
Optical pick-up block operating properly.
ĺ 0$,1ERDUGLVGHIHFWLYH
ĺ 0$,1ERDUGLVGHIHFWLYH
&KHFNWKHPRWRUGULYHU,&RQWKH0$,1
ERDUGDQGWKHVXUURXQGLQJFLUFXLW
ERDUGDQGWKHVXUURXQGLQJFLUFXLW
Exchange the optical pick-up block.
5HSDLUWKH1*SDUWRUH[FKDQJHWKH
0$,1ERDUG
0$,1ERDUG
5HSDLUWKH1*SDUWRUH[FKDQJHWKH
0$,1ERDUG
0$,1ERDUG
Repair the wire.
&KHFNWKHZLUHEHWZHHQ0$,1
ERDUGDQGRSWLFDOSLFNXSEORFN
ERDUGDQGRSWLFDOSLFNXSEORFN
1*
&KHFNWKH07.,&RQWKH0$,1ERDUGDQG
WKHVXUURXQGLQJFLUFXLW
WKHVXUURXQGLQJFLUFXLW
1*
6ROGHUWKHVKRUWODQGRIWKH6+257/$1'ERDUG
ĺ 5HIHUWRWKHRULJLQDOVHUYLFHPDQXDO³
ĺ 5HIHUWRWKHRULJLQDOVHUYLFHPDQXDO³
62/'(5,1*2)6+257/$1'´RQSDJH
OK
Focus/tracking resistance value check
5HPRYHWKHIOH[LEOHIODWFDEOH3DWWDFKHG
WR&1RQWKH0$,1ERDUG
ĺ 5HIHUWRWKHRULJLQDOVHUYLFHPDQXDO³
5HPRYHWKHIOH[LEOHIODWFDEOH3DWWDFKHG
WR&1RQWKH0$,1ERDUG
ĺ 5HIHUWRWKHRULJLQDOVHUYLFHPDQXDO³
0$,1%2$5'´RQSDJH
)RFXV0HDVXUHWKHUHVLVWDQFHYDOXH
EHWZHHQ)&6DQG)&6±DQGFKHFNwhether
LWLVZLWKLQWKHOLPLWVRI
EHWZHHQ)&6DQG)&6±DQGFKHFNwhether
LWLVZLWKLQWKHOLPLWVRI
Ω or ODUJHUDQG
Ω or VPDOOHU
7UDFNLQJ0HDVXUHWKHUHVLVWDQFHYDOXH
EHWZHHQ75.DQG75.±DQGFKHFNwheter
LWLVZLWKLQWKHOLPLWVRI
EHWZHHQ75.DQG75.±DQGFKHFNwheter
LWLVZLWKLQWKHOLPLWVRI
Ω or ODUJHUDQG
Ω or VPDOOHU
OK
1*
1*
SLQ
75.±
SLQ
75.
SLQ
)&6
SLQ
)&6±
7UDFNLQJ
UHVLVWDQFHYDOXHFKHFN
)RFXV
UHVLVWDQFHYDOXHFKHFN
UHVLVWDQFHYDOXHFKHFN
)RFXV
UHVLVWDQFHYDOXHFKHFN
SLQ
63±
SLQ
63
SLQ
6/±
SLQ
6/
6SLQGOHPRWRU
UHVLVWDQFHYDOXHFKHFN
6OHGPRWRU
UHVLVWDQFHYDOXHFKHFN
UHVLVWDQFHYDOXHFKHFN
6OHGPRWRU
UHVLVWDQFHYDOXHFKHFN
OK
Spindle/sled motor resistance value check
5HPRYHWKHZLUHSODFHGLQ&1RQWKH
0$,1ERDUG
ĺ 5HIHUWRWKHRULJLQDOVHUYLFHPDQXDO³
5HPRYHWKHZLUHSODFHGLQ&1RQWKH
0$,1ERDUG
ĺ 5HIHUWRWKHRULJLQDOVHUYLFHPDQXDO³
0$,1%2$5'´RQSDJH
6SLQGOH0HDVXUHWKHUHVLVWDQFHYDOXH
EHWZHHQ63DQG63±DQGFKHFNwhether it
LVZLWKLQWKHOLPLWVRI
EHWZHHQ63DQG63±DQGFKHFNwhether it
LVZLWKLQWKHOLPLWVRI
Ω or ODUJHUDQGΩ
or VPDOOHU
6OHG0HDVXUHWKHUHVLVWDQFHYDOXHEHWZHHQ
6/DQG6/±DQGFKHFNZKHWHULWLVZLWKLQ
WKHOLPLWVRI
6OHG0HDVXUHWKHUHVLVWDQFHYDOXHEHWZHHQ
6/DQG6/±DQGFKHFNZKHWHULWLVZLWKLQ
WKHOLPLWVRI
Ω or ODUJHUDQGΩ or
VPDOOHU
OK
&KHFNWKHIOH[LEOHIODWFDEOH3
EHWZHHQWKH0$,1ERDUGDQGWKH
6+257/$1'ERDUG
&KHFNWKHIOH[LEOHIODWFDEOH3
EHWZHHQWKH6+257/$1'ERDUG
DQGWKHRSWLFDOSLFNXSEORFN
EHWZHHQWKH0$,1ERDUGDQGWKH
6+257/$1'ERDUG
&KHFNWKHIOH[LEOHIODWFDEOH3
EHWZHHQWKH6+257/$1'ERDUG
DQGWKHRSWLFDOSLFNXSEORFN
1*
([FKDQJHWKHIOH[LEOHIODWFDEOH
3
3
1*
Exchange the optical pick-up block.
CMT-V75BTiP
4
MEMO
