service information for eeprom ic setting - Jordans Manuals
service information for eeprom ic setting - Jordans Manuals
service information for eeprom ic setting - Jordans Manuals
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7. ATTACHMENT. OPTICAL POWER MEASUREMENT<br />
Opt<strong>ic</strong>al Power measurement is to adjust LD power from P<strong>ic</strong>k-up<br />
To measure opt<strong>ic</strong>al power, LD status is on. Other light affects to opt<strong>ic</strong>al power.<br />
Avoid other light to measure exact power<br />
Generally headlight power is about 50µW, Sun power is about 100mW.<br />
Opt<strong>ic</strong>al Power measurement method<br />
1. Fit opt<strong>ic</strong>al Power Meter λ(wavelength) value to DVD.(generally 660nm)<br />
2. DVD LD On.<br />
3. Approach power sensor to P<strong>ic</strong>k-up Lens about 3mm vert<strong>ic</strong>ally. Fix Lens and Sensor mark position.<br />
4. Read Monitor value. (move sensor read just a little and read max value.)<br />
(caution) unit is mW.<br />
5. Write monitoring value x 100. Only an integer.<br />
6. Fit opt<strong>ic</strong>cal Power Meter λ(wavelength) value to CD.(generally 780nm)<br />
7. CD LD On.<br />
8. 3 ~ 5 recheck.<br />
Display Part<br />
4-30
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