Denon RCD-M40 Service Manual page 22

(2) " 2 " button to return to "4. CD TEST MODE (1)".
※ If you have not completed the adjustment, the displayed values are not correct.
4.7. Displaying the laser current
(1) Press and hold the " 2 " button for at least one second while stopped (during the display in "4. CD TEST MODE (1)") to
turn the laser on and measure the laser current.
" 13 "
S / C :
L A S E R
( 13 blinks/XX：Stored data (stored EEPROM value))
• The initial current value is measured after the laser has been on for three seconds.
• The current value is updated every 3 seconds.
• The laser on current is measured using A/D conversion. Figures below decimal point are omitted.
(2) " 2 " button to return to "4. CD TEST MODE (1)".
※ Stored data is not erased when the unit is initialized (cold start mode).
4.7.1. Overwriting the stored data
(1) With the laser current displayed, press and hold the " 1 / 3 " button for over 5 second to save the current value on
EEPROM (overwrite the stored data).
" 13 "
S T O R E D
L A S E R
( 13 flashes)
(2) Press the " 1 / 3 " button to save the initial value to the EEPROM.
(3) After overwriting, the 4.7(1) appears again.
※ Rewriting is performed upon shipment from the factory and when the mechanism is replaced.
X X m A /
C U R R E N T
C U R R E N T
Y Y m A
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