TO
POWER
CIRCUIT
(CN5103)
IN SCHEMATIC
DIAGRAM-9
SOFTWARE
WRITING
TO
PANEL CIRCUIT (CN6601)
IN SCHEMATIC DIAGRAM-6
TO CRSI (CN1)
15
16
17
18
19
20
21
22
23
24
25
26
27
28
I
J
L
M
N
P
O
K
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 5
SA-
AK750PL MAIN CIRCUIT
1/4
2/4
3/4
4/4
3
1
2
TO MAIN SECTION (3/4)
TO MAIN SECTION (2/4)
C30
C10
C11
C12
C13
C14
C15
C16
C17
(cater)
3.3V
XM5.3V
3.3V
-VCC
/DCDET
MOT_12V
STANDBY
P-GND
/RESET
CNVSS
VCC
BUSY
EFM
CLK
RXD
TXD
+5V
UP_GND
PCONT
FL_GND
D2938
D2937
D2937-D2939
B0EAKM000117
D2939
D2936
CN2805
R2936
R2937
R2882
C2882
R2883 C2883
X2801
X2801
C2941
R2941
R2949
C2948
Q2949
R2939
Q2948
CN2806
R2851
R2852
C2854
C2803
C2853
R2881
R2886
X2802
D2946
C2802
D2803
D2803
C2753
R2947
CN2808
R2948
R2946
C2947
R2942
Q2943
R2943
R2945
C2945
R2940
CN2810
C2940
R2944
C2944
Q2942
CCW
CW
U_GND
VC_8V
HOME_SW
ST-SW
OPEN_SW
CAM_SENSOR
3.3V
D_GND
PLAY_SW
PLUNGER
UP_SENSOR
BOTTOM_SW
SPEED
+15V
MIC
MIC_GND
HP_L
HP_GND
HP_R
DGND
SW5V
PA_IN_L
PA_IN_GND
PA_IN_R
MOT10V
SW_LED
VOL_LED
J_VOLA
NC
FL_RST
FL_CS
FL_DOUT
FL_CLK
H.BASS_LED
KEY3
KEY2
KEY1
U_GND
RMT
+VREF
SYNC
PCONT
SYS6V
1k
10k
10M
18p
330k
22p
50V33
10k
47K
10V220u
47K
47k
22k
220
1u
0.1u
220
1M
3.3
0.1u
27
100
56k
6.3V100
5.6K
10K
10k
820k
0.1u
TO FAN
4.7K
100P
MOT_12V
PA_IN_L
MIC
A_GND
+15V
A_GND
HP_L
MOT_12V
U_GND
CHG_CW
CLOSE_SW
OPEN_SW
A_GND
UP_SENSOR
PLAY_SW
+3.3V
OME_SW
CD8.5V
ST_SW
CHG_CCW
BOTTOM_SW
CHG_PLR[88]
HP_R
+3.3V
U_GND
U_GND
FL_CLK
H.BASS_LED
FL_CS
FL_DA
KEY2
RMT
VREF+
PCONT
SYS6V
SYNC
KEY1
U_GND
KEY3
PA_IN_R
MOT_12V
A_GND
V_JOG_A
VOL_LED
A_GND
VREF+
A_GND
U_GND
VCC
U_GND
-9V
+3.3V
lRESET
CNVSS
USB_RST
USB_SCL
USB_SDA
XM_MUTE(BUSY)
VCC
U_GND
+5V
CD_3.3V
IDCDET
STANDBY
MOT_12V
PCONT
P_GND
MOT_12V
FAN
IDCDET
B0EAKM000117
H0A327200097
H2B100500004
B0ADCJ000020
B0ACCK000005
+
1
2 -
16V47
5
6
1
3
4
2
8
7
7
9
10
8
4
5
1
3
2
6
12
11
6
7
5
9
25 24
26
21 20
22
17
18
13
10
12 11
16
14
15
19
23
28 27
8
1
3
4
2
29
30
6
5
8 9
11 12
10
15
13 14
7
2
1
4
3
3
1
2
Q2936
B1ACKD000006
CD SUPPLY
CONTROL SWITCH
Q2937
B1GBCFJJ0051
CHANGER PLUNGER
ON/OFF SWITCH
Q2936
Q2937
Q2803
B1GBCFJJ0051
RESET (MICRO-P) SWITCH
Q2943
B1ABCF000176
FAN SUPPLY
CONTROL SWITCH
Q2948,Q2949
B1ABCF000176
DC DETECT SWITCH
Q2942
B1ACKD000006
FAN MOTOR ON/OFF SWITCH
: +B SIGNAL LINE
: MAIN SIGNAL LINE
: MIC SIGNAL LINE
: AUX SIGNAL LINE
W672
0
W611
0
W648
0
W630
0
W640
0
W652
0
W627
0
W650
0
W615
0
W594
0
W622
0
W623
0
W595
0
W576
0
W605
0
W621
0
W668
0
W666
0
W631
0
W618
0
W604
0
SA-AK750PL
71
Summary of Contents for SA-AK750PL
Page 8: ...8 SA AK750PL ...
Page 11: ...6 Accessories Remote Control FM Antenna Wire AC Cord AM Loop Antenna 11 SA AK750PL ...
Page 13: ...13 SA AK750PL ...
Page 15: ...With reference to page 15 of the operating instruction manual 15 SA AK750PL ...
Page 16: ...With reference to page 16 of the operating instruction manual 16 SA AK750PL ...
Page 27: ...10 3 Main Parts Location 27 SA AK750PL ...
Page 39: ...10 17 1 Replacement of Pinch Roller and Head Block 39 SA AK750PL ...
Page 40: ...10 17 2 Replacement of Motor Capstan Belt A Capstan Belt B and Winding Belt 40 SA AK750PL ...
Page 46: ...12 4 Checking and Repairing of Power P C B 46 SA AK750PL ...
Page 48: ...48 SA AK750PL ...
Page 52: ...15 3 Power P C B Transformer P C B 15 4 Panel P C B 52 SA AK750PL ...
Page 53: ...15 5 Main P C B 53 SA AK750PL ...
Page 54: ...15 6 Deck P C B 15 7 Waveform Chart 54 SA AK750PL ...
Page 56: ...56 SA AK750PL ...
Page 64: ...SA AK750PL 64 ...
Page 66: ...66 SA AK750PL ...
Page 86: ...SA AK750PL 86 ...
Page 91: ...23 Exploded Views 23 1 Cabinet Parts Location SA AK750PL 91 ...
Page 92: ...SA AK750PL 92 ...
Page 93: ...23 2 Deck Mechanism Parts Location RAA4403 S SA AK750PL 93 ...
Page 94: ...23 3 Packaging SA AK750PL 94 ...