29
S-302
1.2. No Sound,Noise generated
[No Play], [00 00] displayed etc.
(1) CD,DVD PLA
(1)
ィスク回転せ
(1) Check Soldering of P.U.
・ short-circuit?
Check the Emission of Pick-up. (2) Check the circumference soldering of TR603 (1) P.U.の
田ショー
ラン
認
IU-3807(FEP UNIT) and TR604. Pic
認-upの
(2)
R603,TR604周
の
田
認
・ Emission of P.U. laser O.K.? N.G (3) Check connector insertion. IU-3807(FEPUNIT) N.G (3) コ
認
・ The test mode "T2" is executed. ・ [P.U.]-[IU-3807] FFC(CX241) ・ P.U.レー
ー
O. .? ・ [P.U.]-[IU-3807]FFC(CX241)
Laser current O.K.? (4) Check the soldering [IC601] and circumference ・テス
モー 2
レー ー電 OK? (4) [IC601]
の周
の
田
認
soldering of [IC601] (5) [IC101],[IC102]
の周
の
田
認
(5) Check the soldering [IC101] ,[IC102]and
circumference soldering of [IC101] ,[IC102]
O.K.
.
.
(1) Check soldering of [IC101]:56, 75pin
Check Spindle drive. N.G (2) Check the circumference soldering of ス
ン
ル
認ライ 号の N.G (1) [IC101]56,75pinの
田
認
IU-3807(FEP UNIT) [SPDRV], [FG] signal. IU-3807(FEPUNIT) (2) [SPDRV][FG]
号ライン周
の
田
認
・ [SPDRV]: "H" level? (3) Check the soldering [IC151] and circumference ・ [SPDRV]:"H"level? (3) [IC151]
の周
の
田
認
soldering of [IC151]
O.K.
.
.
END
了
(2) CD or DVD check process (2) CDorDVDチェッ
工
Check the RF signal. RF
号の
認
IU-3807(FEP UNIT) N.G Check Soldering. IU-3807(FEPUNIT) N.G
田
認
・ Check the voltage of Test-Point (TP) 㪠㪬㪄㪊㪏㪇㪎㩿㪝㪜㪧㩷㪬㪥㪠㪫㪀 ・テス
イン
(
P)の電圧
認 IU-3807-1(FEPUNIT)
・ TP[mAMON1] [AMON2]: differential output ・ Check the circumference soldering of [IC101], ・
P[A
MON1][AMON2]:
1.0Vp-p ・ [IC101],[IC601]
の周
の
田
認
about1.0Vp-p [IC601]
O.K.
.
.
END
了
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Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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