Pioneer CDX-P2050VC Service Manual page 46

CDX-P2050VC,P2050VN,P2050VS
QQ
3 7 63 1515 0
- Flow Chart
4
Sourse CD
Power ON
(Adjustment for T.Offset)
TRK MIN SEC
00 00 00
Display
Power OFF
BAND
Focus Close/
S Curve Check
TRK MIN
91 91 91
Display
Power OFF
BAND
T.Close and
F,T AGC and
RF AGC and
Fit Servo
TE
L 13942296513
Power OFF
BAND
Power OFF
BAND
< Mechanism test mode in >
9
*9
<ELV,TRAY select>
TYP
*1
Display
Focus Close
*2
Display 00 00 00
(99 99 99)
www
*3 F.Offset Display
F.Cancel Value = {Top Rank 8bit of Set Value (7F [H] to 80 [H] ) + 128} / 4
.
*4 Single TR/32TR/100TR
Single TR
*5
Display
9x(8x):91(81)
*6 CRG Move, 100TR Jump Only
46
http://www.xiaoyu163.com
6
Test Mode In
Reset
SOURCE
BAND 9
Power ON
(Not adjustment for T.Offset)
TRK MIN SEC
99 99 99
Display
9 12
*2
Focus Mode
Select
<Tracking Servo Close>
SEC
TRK MIN SEC
0x 0x 0x
Display
12
7
T. Close and
RF AGC Coefficient Display/
Fit Servo
Rough Servo and RF AGC
7 9
*7
F, T, RF AGC/ F, T AGC and
F.Bias Display Select RF AGC
TRK MIN SEC
7
72 00 00
Display
12 FF
*10 *11
<Operation mode <Shift >
select >
+6dB +12dB
06 06 06 12 12 12
S Curve Check
01 01 01
RF.Offset Display F.Cansel Display
x ao
y
= 63 [D] to (32 [D] ) to 00 [D]
i
32TRK 100TRK CRG Move
92(82) 93(83) 94(84)
http://www.xiaoyu163.com
8
8
*1
RF AMP Gain Select
TRK MIN SEC
GG GG GG
7 TRK+
*8
CRG+
TRK MIN SEC TRK MIN SEC
00 00 00 00 00 00
or or
TRK MIN SEC TRK MIN SEC
99 99 99 99 99 99
TRK+
9
CRG+
TRK MIN SEC
8x 8x 8x
Display
or
Q Q
3 6 7 1 3
TRK MIN SEC
9x 9x 9x
12
TRK+
*4
*5
CRG−/TR Jump−
CRG/TR Jump NO. CRG+/TR Jump+
Select
Tracking
Open
TRK
8x 8x 8x
Display
TRK
9x 9x 9x
TRK
REV BAND
*12
Display
<Shift > <Mechanism test
mode out >
*7 TRK, MIN, SEC
Voltage of CRG Motor = 2 [V]
*8
*9 ELV motor select
72 00
u163
8ms pulse drive
*10
72 00
.
48ms pulse drive
72 10
*11 ELV select : ELV dowm (Disc 12
TRAY select : TRAY out
*12 ELV select : ELV up (Disc 1
TRAY select : TRAY in
2 9 9 4 2 8
New test mode
12
TRK- 8
*8 *3
Auto Adjustment
CRG−
Display Select
TRK MIN SEC
00 00 00
or
TRK MIN SEC
99 99 99
TRK-
8
T.Balance
CRG−
Adjustment
TRK MIN SEC
8x 8x 8x
or
1 5 0 5 8 2 9 9 4
TRK MIN SEC
9x 9x 9x
Tracking
Open
TRK- 8
*4
*6
TRK MIN SEC
8x 8x 8x
Display
or
8 TRK MIN SEC
9x 9x 9x
MIN SEC
or
MIN SEC
MIN SEC
F.AGC Gain T.AGC Gain RF AGC Gain
(F,T.AGC Gain = (Present Value/Initial Value) × 20)
m
TRAY motor select
0X 72 10 0X
Display
co
24ms pulse drive DC drive
00 72 00 01 72 00
Display
100ms pulse drive DC drive
00 72 10 01 72 10
Display
→
1)
→
12)
9 9
2 8 9 9
02
02