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8
HCD-CL5MD
JIG FOR CHECKING BD (MD) BOARD WAVEFORM
The special jig (J-2501-196-A) is useful for checking the waveform of the BD (MD) board. The names of terminals and the checking items
to be performed are shown as follows.
GND : Ground
I+3V : For measuring IOP (Check the deterioration of the optical pick-up laser)
IOP
: For measuring IOP (Check the deterioration of the optical pick-up laser)
TE
: TRK error signal (Traverse adjustment)
VC
: Reference level for checking the signal
RF
: RF signal (Check jitter)
FE
: Focus error signal
I+3V
CN105
IOP
TE
VC
GND
FE
RF
I+3V
Iop
GND
TE
FE
VC
RF
I+3V
IOP
GND
TE
FE
VC
RF
1
7
for
MDM-7B
Содержание HCD-CL5MD
Страница 56: ...56 56 HCD CL5MD 7 8 SCHEMATIC DIAGRAM DRIVER SECTION See page 86 for IC Block Diagrams 53 IC B D ...
Страница 64: ...64 64 HCD CL5MD 7 16 SCHEMATIC DIAGRAM TC SECTION See page 88 for IC Block Diagrams 52 5 10 IC B D ...
Страница 66: ...66 66 HCD CL5MD 7 18 SCHEMATIC DIAGRAM AMP SECTION 70 52 52 70 ...
Страница 68: ...68 68 HCD CL5MD 7 20 SCHEMATIC DIAGRAM PANEL SECTION ...
Страница 70: ...70 70 HCD CL5MD 7 22 SCHEMATIC DIAGRAM TRANS SECTION 66 66 AMP TO SUB POWER BOARD AND VOL SEL BOARD Page 72 ...
Страница 72: ...72 72 HCD CL5MD 7 24 SCHEMATIC DIAGRAM POWER SECTION 52 70 ...
Страница 111: ...111 HCD CL5MD MEMO ...