DVR-104
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6. ADJUSTMENT
÷
Adjustment Items
Perform the adjustment of this model in the order as shown
below.
Adjustment and confirmation of the main unit
6.2 Adjustment
Initial Setting
6.2.1 VCO Free-running Adjustment
[1st PLL Adjustment]
[2nd PLL Adjustment]
6.2.2 BPF Center frequency Adjustment / Wobull Delay
Adjustment
6.2.3 Power Adjustment
(1) DVD Power Adjustment
(1.1) Playback Power Adjustment
(1.2) Recording Power Adjustment
[Write Power Low Adjustment]
[Write Power High Adjustment]
[Erase Power Low Adjustment]
[Erase Power High Adjustment]
(2) CD Power Adjustment
(2.1) Playback Power Adjustment
(2.2) Recording Power Adjustment
[Write Power Low Adjustment]
[Write Power High Adjustment]
[Erase Power Low Adjustment]
[Erase Power High Adjustment]
[Erase Power APC Low Adjustment]
[Erase Power APC High Adjustment]
[Peak Power Low Adjustment]
[Peak Power High Adjustment]
6.2.4 Radial Tilt Circuit Adjustment
6.2.5 Focus Position Adjustment
[DVD-ROM (Single) Adjustment]
[DVD-ROM (Dual) Adjustment]
[Focus Position Adjustment of Layer 0]
[Focus Position Adjustment of Layer 1]
6.2.6 Playback Ability Confirmation
6.2.7 Recording Ability Confirmation
When Traverse Mechanism Assy-S is replaced, adjustment
of the mechanism section is not required because of it's
÷
Measuring Instruments and Tools Use disc
• DVD-ROM (Single) disc
(GGV1035)
• DVD-ROM (Dual) disc
(GGV1036)
• New DVD-R disc.
(GGV1049)
• New DVD-RW disc
(GGV1050)
• CD-ROM and CD-DA disc
(GGV1054)
• New CD-R disc
(GGX1011)
• New CD-RW disc
(GGV1053)
• Recorded DVD-R disc
(GGV1064)
• Recorded DVD-RW disc
(GGV1044)
• Recorded CD-R disc
(GGV1067)
• Recorded CD-RW disc
(GGV1066)
Measuring instruments
• Digital multimeter
• Oscilloscope (with monitor output)
• Light power meter
TQ8210 or equivalent
• Jitter meter
KJM6765S or equivalent
Control
• DOS-V Personal computer
(for command transmission : RS-232C port)
• General-purpose communication software
• communication jig board
(GGF1354)
Others
• Adjustment screwdriver
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QQ 376315150
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TEL 13942296513 QQ 376315150 892498299
