KENWOOD HM-782MD
Instrukcja Serwisowa

RD-M52MD/M72MD
ADJUSTMENT
CD section
NO. ITEM INPUT SETTINGS OUTPUT SETTINGS CD PLAYER SETTINGS ALIGNMENT ALIGN FOR FIG.

TEST MODE : While pressing the CD PLAY/PAUSE key ,plug the power cord into the AC power wall output. Load the TEST DISC. [1] LASER CURRENT CHECK Test disc type 4 Connect the DC voltmeter between 3 and 4 of CN4 on X29. Connect an oscilloscope as follows. CH1:RF(X29, CN4, 1) GND:VC(X29, CN4, 2) Connect an oscilloscope as follows. CH1:RF(X29, CN4, 1) GND:VC(X29, CN4, 2) Note: � Type 4disc: SONY YEDS -18 Test Disc or equivalent. � Keep the step of adjustment. Press the PLAY/PAUSE key to check that the display is 03 or05. 50±20mA

[2]

FOCUS ERROR BIAS (Set up vertically) FOCUS ERROR BIAS (Set up horizontally)

Test disc type 4

Press the PLAY/PAUSE key . Confirm that the display is 05. Press the PLAY/PAUSE key . Confirm that the display is 05.

FE BIAS VR 1 (V/H version only) FE BIAS VR 2

Optimum eye pattern

[3]

Test disc type 4

Optimum eye pattern

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