Sharp CD-XP700 Service Manual page 29

12 11 10 9 8 7 6 5 4 3 2 1
C701
1/50
93 94 95 96 97 98 99 100
1
R763 1K
2
R701 100
3
1
VDD R702 1K
T-BIAS 4
0dBATT 2
R703 1K
T_T1/T2
5
R704 1K
SA_STB 3
REC/PLAY 6
R705 1K
CD RESOUT
7
R706 1K
WRQ 8
SPAN
9
R708 1K
RESET
10
C704
X2 15P
11
X1 12 C705
18P
XL700
VPP/IC
13
1
4.194304 MHz
14
AW
DRF
15
EM
R769 1K
VDD
16
PUTER
R709 1K
CD CLK
17
R710 1K
CD DI
18
R711 1K
CD DO
19
R712 1K
CD CE 20
R713 1K
CE
21
AY SW/
28
R714 1K
PB SW CLK
22
ROTECT 29 R715 1K
DI
23
VL_DET
30 R716 1K
DO
24
AVSS 25
DISC_NO SW/ R717 100
26
DSA DATA
27
R739 1K R791
28
4.7K
29
30
38 37 36 35 34 33 32 31
R759
5.6K
R773
10K
R761
10K
KEY 2
R768
701
10K
42VCJ
KEY 1
R767
10K
KEY 0
R766
10K
7
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R795
1.5
+B
+B
+B
5V BACK UP
+B
+B
RD19 RD20
680 820
SW722
VOLUME
SW721
VOLUME UP DOWN
RD10 RD11
820
680
SW712
SW711
TUNER
CD
(BAND)
RD01 RD02
680
SW701 SW702
FAST REWIND/
POWER
PRESET DOWN
8 9
Figure 29 SCHEMATIC DIAGRAM (8/10)
P27 12 - B
FW803
FROM MAIN PWB
UN_SW5V
L701
D713
+B
100µH
DS1SS133
+B
RX701
D714
REMOTE
DS1SS133
SENSOR
RESET
R781
Q709
47K
KRC102 M
2 3
1 2 3
C715
1
0.01
+B
RD21 RD22 RD23
1K 1.5K 2.2K
SW723 SW724 SW725
DISC OPEN/ EQUALIZER/
SKIP CLOSE
X-BASS/DEMO
RD17
RD16
3.9K 5.6K
RD12 RD13 RD14 RD15
1K 1.5K 2.2K 2.7K
SW713 SW714 SW715 SW716 SW717 SW718
TAPE VIDEO/ TIMER/ TUNING/ REC MEMORY/
SLEEP TIME UP PAUSE SET TIME DOWN
AUX
RD03 RD04
820 1K 1.5K
SW705
SW704
SW703
PLAY/
STOP
FAST FORWARD/
REPEAT
PRESET UP
10
– 29 –
CD-XP700/CD-XP7700
HEADPHONES
PWB-B2
+B
1
M_+13V
SP_RLY 2
R-CH
3
GND 4
L-CH 5
JK701
HEADPHONES
CNP705
FM SIGNAL
MPEG_POWER
12
12
SUB_CE/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
5 5
R783
100
C717
47/25
RD18
10K
SW719 SW720
TUNING/ CLOCK
11 12