Kenwood DVF-3400-B, Руководство по обслуживанию

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12
D
VF-3400
1 8
19
20
FACT+(3.2V/2.7V/2.2V)
FACT-(3.2V/2.7V/2.2V)
FOCUS_S(1.5V/1.4V/1.3V)
DCLK = 12 8 MHz, Vp-p=2.2, Vmax=2.7V
9
W
A
VEFORMS
2. SDRAM CLOCK
3. TRAY OPEN/CLOSE SIGNAL
4. SLED CONTROL RELATED SIGNAL (NO DISC CONDITION)
5. LENS CONTROL RELATED SIGNAL (NO DISC CONDITION)
FIG 2-1
FIG 3-1
FIG 4-1
FIG 5-1
10
11
12
13
INSW
OUTSW
CLOSE
OPEN
14
15
16
17
SLED_S(1.9V/1.4V/1.1V)
DRVSB(3.3V)
SLED+(4.2V/2. 8 V/1.2V)
SLED-(4.2V/2. 8 V/1.5V)
Note: Waveform number shows check points in schematic diagram