Sharp CD-XP205V Service Manual page 25

AY
9 8 7 6 5 4 3 2 1
4 23 22 21 20 19 18 17 16 15 14 13 12 11 10
1 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
1
2
–20dBATT
LOAD
1
VDD SUB-CE/DSA_STB
13
T-BIAS
14
T_T1/T2
15
16 REC/PLAY
CD RESOUT
IST3/S17
WRQ
IST2/S18
SPAN
IST1/S19
IST0/S20 RESET
21 X2
IST X1
IC701
VPP/IC
TOP LED
IX0560AW
EV_PLY_LED XT2
OR_PLY_LED DRF
SYSTEM
VDD
MICROCOMPUTER
CD CLK
CD DI
U_LED1
DS READY/ESS DO
CD DO
DS RDCL/ESS DI
CD CE
CE
DS RDDA/ESS STB
T2_PLAY SW/
28
CLK
DS RST/ESS ACK
FPA/FPB SW
PROTECT
PEG POWER 52 T1 RUN 29 DI
T2 RUN
ISC NO SW V_ONLY 51 30 LVL_DET DO
ARAOKE LATCH
AVSS
DISC_NO SW/
IC SW
DSA DATA
/C_SW TUN SM
DSA_ACK
0 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31
+B
+B
R765
R780
4.7K
10K
+B
R761
10K
R768
10K
LED701
SLR342VCJ
R767
10K
R766
10K
ER
7
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R795
1.5
C701
1/50
C703
C702
0.022
1000/6.3
+B
1
R763 1K
2
R701 100
3
R702 1K
4
R703 1K
5
R704 1K
6
R705 1K
7
R706 1K
8
R707 1K
9
R708 1K
10
C704
11
15P
R748
C705
10K
12
18P
XL700
13
4.194304 MHz
C721
14
0.022
R769 1K
15
16
R709 1K
17
R710 1K
18
R711 1K
19
R712 1K
20
R713 1K
21
R714 1K
22
R715 1K
23
R716 1K
24
25
R717 100
26
R737 100
27
28
R739
29
1K
30
C720
0.022
R759
5.6K
R773
10K
+B
+B
+B
KEY 2
KEY 1
KEY 0
8 9
Figure 25 SCHEMATIC DIAGRAM (8/13)
+B UN_SW5V
D713
5V BACK UP
DS1SS133
L701
100µH
DS1SS133
RESET
R781
Q709
47K
KRC102 M
2
+B
C715
1
0.01
RD19
RD20 RD21 RD22 RD23 RD24
680 820 1K 1.5K 2.2K 2.7K
SW722 SW723 SW724 SW725
SW721
VOLUME DISC OPEN/ EQUALIZER
VOLUME
DOWN SKIP CLOSE X-BASS/DEMO
UP
RD13 RD14
RD10 RD11 RD12
680 820 1K 1.5K 2.2K
SW711 SW712 SW713 SW714 SW715 SW716
CD TUNER TAPE VIDEO/ TIMER/ TUNING/
(BAND) SLEEP TIME UP
AUX
RD01 RD02 RD03 RD04 RD05
680 820 1K 1.5K 2.2K
SW701 SW705
SW702 SW703 SW704
ON/ PLAY
FAST REWIND/ FAST FORWARD/ STOP
STAND-BY PRESET DOWN PRESET UP
10
– 25 –
CD-XP205V
MPEG_POWER
12 12
DSA_STB
11 11
DISC_NO SW
10 10
O/C_SW
9 9
CLAMP SW
8 8
RES OUT
7 7
CD CLK
6 6
CD DI
5 5
CD DO
4 4
CD CE
3 3
DRF
2 2
WRQ(DSP)
1 1
VF2
1
1
–VF
2 2
P_IN
3 3
VF1
4 4
AC_RLY CON
5
5
CNS705
D712
DS1SS133
+B
+B
RX701
D714
REMOTE
SENSOR
+B
R783
100
3
1 2 3
+B
R782
100K C717
47/25
RD25 RD26
3.9K 5.6K
SW727 SW728 SW729
DIGEST OSD P.B.C
RD18
RD15 RD16 RD17
2.7K 3.9K 5.6K 10K
SW717 SW718 SW719 SW720
REC MEMORY/ TUNING/ CLOCK
PAUSE TIME DOWN
SET
RD06
2.7K
SW706 SW707
REVERSE REVERSE
PLAY MODE
11 12