TO
POWER
CIRCUIT
(CN5103)
IN SCHEMATIC
DIAGRAM-10
SOFTWARE
WRITING
TO
PANEL CIRCUIT (CN6601)
IN SCHEMATIC DIAGRAM-7
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
: +B SIGNAL LINE
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 6
SA-
AK750P/PC MAIN CIRCUIT
1/4
2/4
3/4
4/4
3
1
2
NC
PCOUNT
FIN
5V
Vout
2
4
1
3
5
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
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
CLK
IPOD_RXD
IPOD_TXD
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
D3505
Q3500
C3502
R3501
C3501
D3503 D3504
D3502
C3500
D3501
D3501-D3505
B0EAKM000117
IC3500
D3508
16V220
100
100p
16V47
T_GND
A_GND
MOT_12V
D_PORT_5V
REGULATOR IC
SWITCH
SWITCH
SWITCH
DETECT SWITCH
DETECT SWITCH
D_PORT_PCONT
A_GND
2SC3940A0A
C0CBCDG00003
B0BC6R000007
QR3403
QR3404
QR3401-QR3405
B1GBCFGN0016
QR3402
QR3405
R3409
R3410
R3407
Q3400
R3402
R3404
R3405
R3411
R3403
R3408
Q3401
Q3401
QR3401
R3401
QR3400
R3400
220K
220K
1.2M
15K
6.8K
5.6K
220K
10K
220K
33K
82K
+15V
A_GND
D-F_SKIP
D_STOP
D-PLAY_PAUSE
D_PORT_DET1
VCC
DLINKDET1
D_PORT_DET2
ACK_IN
A_GND
DLINKDET2
VCC
D-RES1
D-RES2
D-R_SKIP
B1ABEB000012
B1ABEB000002
B1GBCFGN0016
R3406
180K
: MAIN SIGNAL LINE
: AUX SIGNAL LINE
W672
0
W611
0
W648
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
W640
0
W630
0
W604
0
SA-AK750P / SA-AK750PC
74
Summary of Contents for SA-AK750P
Page 8: ...8 SA AK750P SA AK750PC ...
Page 13: ...13 SA AK750P SA AK750PC ...
Page 16: ...With reference to page 13 of the operating instruction manual 16 SA AK750P SA AK750PC ...
Page 18: ...With reference to page 17 of the operating instruction manual 18 SA AK750P SA AK750PC ...
Page 29: ...10 3 Main Parts Location 29 SA AK750P SA AK750PC ...
Page 40: ...10 16 1 Replacement of Pinch Roller and Head Block 40 SA AK750P SA AK750PC ...
Page 47: ...12 4 Checking and Repairing of Power P C B 47 SA AK750P SA AK750PC ...
Page 49: ...Fig 7 49 SA AK750P SA AK750PC ...
Page 53: ...15 2 Power P C B Transformer P C B 15 3 Panel P C B 53 SA AK750P SA AK750PC ...
Page 54: ...15 4 Main P C B 54 SA AK750P SA AK750PC ...
Page 55: ...15 5 XM P C B 15 6 Deck P C B 55 SA AK750P SA AK750PC ...
Page 56: ...15 7 Waveform Chart 56 SA AK750P SA AK750PC ...
Page 58: ...58 SA AK750P SA AK750PC ...
Page 66: ...SA AK750P SA AK750PC 66 ...
Page 68: ...68 SA AK750P SA AK750PC ...
Page 88: ...SA AK750P SA AK750PC 88 ...
Page 93: ...23 Exploded Views 23 1 Cabinet Parts Location SA AK750P SA AK750PC 93 ...
Page 94: ...SA AK750P SA AK750PC 94 ...
Page 95: ...23 2 Deck Mechanism Parts Locations RAA4403 S SA AK750P SA AK750PC 95 ...