Pioneer FX-MG9337ZT Service Manual page 92

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- Flow Chart
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[Key]
Contents
Display
1
[ ]
Power Off
TRK MIN SEC
1
[ ]
Power Off
SEC
TRK MIN
TE 1
L 13942296513 [ ]
Power Off
TRK MIN SEC
1
[ ]
Power Off
TRK MIN SEC
*1) →
TYP
TRK MIN SEC TRK
*2)
→
Focus Close
TRK MIN SEC
TRK
00 00 00
MIN SEC
(TRK )
99
99
99
*3) →
F.Offset Display RF Offset Display
( F.Cancel value
= (Upper 8 bits of the setting (7F[H] to 80[H] + 128)/4
= 63[D] to 32[D] to 00[D]).
*4) Single TR /4TR / 10TR / 32TR / 100TR
→
*5) Single TR 4 TR
92(82)
9X(8X):91(81)
*6) Only for the CRG Move and 100TR modes
→
*7)
Track No. / Min / Sec
(F.T. AGC Gain = (Current value/Initial value) x 20)
www
*8) CRG motor voltage : 2 [ V ]
*9)The first press displays the RF AGC coefficient. The second one or after performs the rough servo and RF AGC adjustments, and then displays the RF AGC coefficient.
In all TR Jump modes except for 100TR, track jump operation continues even after the key is released.
•
In the CRG Move and 100TR Jump modes, the tracking servo loop closes at the same time when the key is released.
When the power is turned off and on, the jump mode, the RF AMP gain
•
.
setting, and the auto adjustment values are reset to the Single TR (91),0dB, and the factory setting respectively.
Note: When you pressed the [ 2 ] or [ 3 ] key during the Focus Search, you must turn the power off immediately
(otherwise, the lens can stick resulting in actuator damages).
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[1]+[6]+[DISC]3times
Diag Mode In
[DISC]+[SEEK UP] KEY
Test Mode In
[DISC] 3sec
Diag off
[DISC]
Source CD
TRK MIN SEC
1
[ ]
Power ON
Power ON
(T.OFFSET adjustment required)
(T.OFFSET adjustment not required)
SEC
TRK MIN TRK
00 00 00 99
7
6
[ ]
[ ]
Focus Close/S-curve/
Focus Mode Select
F, F0 Measurement
SEC
TRK MIN TRK MIN
91 91 91 0x 0x
4 7
[ ] [
Tracking Close Tracking Close
(AGC, Applicable Servo)
(No AGC, Applicable Servo)
MIN SEC
TRK TRK MIN SEC
xx xx xx xx
xx
4 6
[ ] [ ]
F,T,RF AGC F,T AGC and
*7
RF AGC
Display Switching
TRK MIN SEC TRK MIN SEC
?? ?? ?? xx xx
→
-6dB -12dB
MIN SEC TRK MIN SEC
06 12 12 12
06 06
→
LD Off
S.Curve Check
MIN SEC TRK MIN SEC
02 02 02
01 01 01
→ →
T.Bal Display Rough Servo.
→ → → →
100 TR CRG Move
10 TR 32 TR
93(83) 94(84) 95(85) 96(86)
→ →
F.AGC Gain T.AGC Gain RF AGC Gain
x ao
y
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8
FX-MG9427ZT FX-MG9327ZT FX-MG9527ZT
1
TXT TXT
2
SEEK UP DISC UP
3
SEEK DOWN DISC DOWN
4
1 1
5
2 2
6
3 3
7
4 4
!
DISC UP SEEK UP
@
DISC DOWN SEEK DOWN
6 5
[
[ ]
RF AMP Gain Select *1
MIN SEC TRK MIN SEC
99 99 00 00
4 2
[ ] [ ]
*2
Tracking Servo
CRG+
Close
SEC
TRK MIN SEC TRK MIN
0x
00 00 00 00 00
or
or
MIN SEC TRK MIN
TRK
99 99 99 99 99
6
] [ ]
Rough Servo and RF AGC/
*9
RF AGC Factor Display
TRK MIN SEC
xx
?? ?? ??
Q Q
7 2
[ ] [
3 6 7 1 3
CRG/TR Jump Count
CRG+/TR Jump+
*5
Select
TRK MIN SEC TRK MIN
xx xx xx xx xx xx
[Key]
1
[ ]
Power ON/OFF
[ 2 ] CRG+/TR Jump+
(Toward outer perimeter)
[ 3 ]
CRG-/TR Jump-
(Toward inner perimeter)
[ 4 ]
Tracking close and AGC and Applicable
servo / AGC , AGC display switching
[ 5 ]
RF gain select / Offset adjustment display/
Tracking balance adjustment / Tracking open
[ 6 ]
Focus Close, S.Curve /
Rough Servo/ RF AGC / F,T, RF AGC
[ 7 ]
Focus mode select / Tracking close /
CRG . TR jump select
[LOAD] DISC load
[EJECT]
DISC eject
[ ! ] (DISC UP)
DISC UP
@
[ ] (DISC DOWN) DISC DOWN
u163
.
FX-MG9427ZT/ES
6
7
2 9 9 4 2 8
TXT
SEEK UP
SEEK DOWN
1
2
3
4
DISC UP
DISC DOWN
3
] [ ]
Mechanism Test Mode
Initial State
00 TRK MIN SEC
72 00 00
3
[ ]
Auto Adjustment Display
CRG-
Select
SEC TRK MIN SEC
00 00 00 00 TRK
or
SEC TRK MIN SEC
99 99 99 99
2 3
[ ] [ ]
CRG-
CRG+
SEC SEC
TRK MIN TRK MIN
8x 8x 8x 8x 8x 8x
or or
TRK MIN SEC TRK MIN SEC
9x 9x 9x 9x 9x 9x
3 5
] [ ]
1 5 0 5 8 2 9 [ 9 4 ]
*4
*4
Trackig Open
CRG–/TR Jump–
SEC TRK MIN SEC TRK MIN
xx xx xx xx 8x 8x
or
MIN
TRK
9x 9x
*6
5
[ ]
Trackig Open
TRK MIN SEC
8x 8x 8x
or
MIN SEC
TRK
9x 9x 9x
Operation
Test Mode
m
co
7
8
9 9
A
B
7
[ ]
New Test Mode
TRK MIN SEC
5
[ ]
*3
MIN SEC
?? ?? ??
5
[ ]
Tracking Balance
C
Adjustment
TRK MIN SEC
8x 8x 8x
2 8 9 9
SEC
8x
SEC
9x
D
New Test Mode
Error occurrence time/
Cause display switching
SEEK UP
SEEK DOWN
E
DISC load
DISC eject
DISC UP
DISC DOWN
F
87
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