Pioneer DVH-3900MP/XZ/EW5 Service Manual page 35

5
QQ
3 7 63 1515 0
No reading &
"FILE CHECK"
display?
YES
Checked the
limit SW?
Checked the
motor DRV mute
control?
Checked
the focus
control?
Checked the
focus error level out.
(FE Mon)?
TE
L 13942296513
Checked
the tracking
control?
Checked the
tracking error level
out.(TE Mon)
Checked
the RF signal
out check?
Checked
the sled motor
control?
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5
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6-C
YES
NO CN1202(13),
IC1301(75)
See Figure 18
YES
NO
IC1201(18)
See Figure 19
YES
NO
IC1201(10)
See Figure 20
YES
NO
FMON0
See Figure 20
YES
NO
IC1201(9)
See Figure 21
YES
NO
FMON1
See Figure 21
YES
NO
CN1101(17)
See Figure 22
YES
NO
IC1201(1, 2, 3, 4)
See Figure 23, 24
YES
OK
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6
8
No Spindle
motor operating?
Checked the
spindle driver
IC Vdd?
Checked the
spindle driver IC
VHALF?
Checked the
spindle driver IC
GND?
Q Q
3 6 7 1 3
Checked the
A1, A2, A3 of the
driver IC?
Checked
the hall Bias
signals?
Checked
the spindle motor
control?
OK
u163
.
DVH-3900MP/XZ/EW5
6
7
2 9 9 4 2 8
YES
NO
IC1201(22, 27, 35,
42, 43)
YES
NO
IC1201(4, 16)
YES
NO
IC1201(36, 38, 41)
YES
1 5 0 5 8 2 9 9 4
NO
IC1201(37, 39, 40)
See Figure 16
YES
NO
IC1201(27~33)
See Figure 17
YES
NO
IC1201(5)
YES
m
co
7
8
9 9
A
B
C
2 8 9 9
D
E
F
35
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