51
PDR-555RW
[Procedure]
(1) Turn VR102 and VR103 completely counterclockwise to set their power output to minimum.
(2) Press the ERASE button once so that "CD-R" appears on the FL display.
If the indication is "CD" or "CD-RW," press the ERASE button repeatedly until "CD-R" is displayed on the FL display.
(3) Press the RECORD button. The LED for confirmation of LD emission will light in orange.
(4) Press the REC MUTE button. The LED for confirmation of LD emission will light in red. The LD is emitting in this status.
Adjustment of CD-R record power
(5) Turn VR102 clockwise until the adjusted value is 4.60 mW
±
0.1 mW.
Adjustment of CD-R overdrive power
(6) Turn VR103 clockwise until the adjusted value becomes adjustment value at Step 5 above + (0.1 mW
±
0.01 mW).
(7) Press the STOP button to shut off the LD.
6.4.2 CD-R Record Power Adjustment
Pickup objective lens
Test Point
Adjustment Point
Adjustment Value
VR102 (R REC. PW1), VR103 (R REC. PW2)
VR102 : 4.60 mW
±
0.1 mW
VR103 : Addition of 0.1 mW
±
0.01 mW to the adjustment value of VR102
[Procedure]
(1) Turn VR104, VR105 and VR106 completely counterclockwise to set their power output to minimum.
(2) Press the ERASE button twice so that "CD-RW" appears on the FL display.
If the indication is "CD" or "CD-R," press the ERASE button repeatedly until "CD-RW" appears on the FL display.
(3) Press the RECORD button. The LED for confirmation of LD emission will light in orange.
(4) Press the REC MUTE button. The LED for confirmation of LD emission will light in red. The LD is emitting in this status.
(5) Turn VR104 clockwise until the adjusted value is 0.40 mW
±
0.05 mW.
Adjustment of CD-RW record power
(6) Turn VR106 clockwise until the adjusted value is 2.40 mW
±
0.1 mW.
Adjustment of CD-RW erase power
(7) Turn VR105 clockwise until the adjusted value is 5.90 mW
±
0.1 mW.
(8) Press the STOP button to shut off the LD.
6.4.3 CD-RW Record Power Adjustment
Pickup objective lens
Test Point
Adjustment Point
Adjustment Value
VR104 (RW REC. PW0), VR106 (RW REC. PW2), VR105 (RW REC. PW1)
VR104 : 0.40 mW
±
0.05 mW
VR106 : 2.40 mW
±
0.1 mW
VR105 : 5.90 mW
±
0.1 mW
Summary of Contents for PDR-V500
Page 25: ...PDR 555RW 23 ...
Page 43: ...PDR 555RW 41 A B C D 1 2 3 4 1 2 3 4 I H H POWER ASSY I TRANS ASSY PNP1446 A PNP1456 A SIDE B ...
Page 45: ...PDR 555RW 43 A B C D 5 6 7 8 5 6 7 8 J H CN51 IC701 PNP1456 A ...
Page 69: ...67 PDR 555RW FL TUBE 7 1 2 DISPLAY PEL1097 FUNCTION ASSY V701 Anode Grid Assignment 1 35 ...
Page 70: ...68 PDR 555RW Pin Assignment ...
