100
16.2. Main Circuit (1/6)
P1
SA-AK980PU MAIN CIRCUIT
2/6
3/6
5/6
1/6
4/6
6/6
TO MAIN
SECTION (2/6)
TO MAIN
SECTION (4/6)
B
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 2
: CD AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
: AUX/MUSIC PORT/MIC AUDIO INPUT SIGNAL LINE
: +B SIGNAL LINE
: -B SIGNAL LINE
: USB SIGNAL LINE
: AM/FM SIGNAL LINE
TO
FOR DEBUGGING
MIC CIRCUIT
(ZJ1200*)
IN SCHEMATIC
DIAGRAM - 10
E
TO
MPORT/HEADPHONE
CIRCUIT
(CN6807)
IN SCHEMATIC
DIAGRAM - 10
TO CR14
C
TO
PANEL CIRCUIT
(CN6001)
IN SCHEMATIC
DIAGRAM - 8
1
27
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
0.01
C2743
100
R2992
B0EAKM000117
D2730
10K
R2632
10K
R2635
10K
R2628
B1ACKD000006
Q2743
470K
R2743
3
1
2
4
5
C0DBGYY00089
IC2741
VOLTAGE REGULATOR
SWITCH
SWITCH
SWITCH
0.1
C2741
4.7K
R2744
PCONT
C2742
0.1
R2745
1K
B1GBCFLL0037
Q2745
EPR_CLK
EPR_CS
R2220
10K
EPR_DAT
C2212
330P
330P
C2213
R2223
22K
22K
R2224
2
1
7
8
5
4
3
6
RFKWEAK980PU
IC2200
EEPROM
C2210
0.022
R2883
100
1K
R2886
1K
R2885
1K
R2887
R2879
100
R2880
100
100
R2876
10K
R2670
R2881
100
R2878
100
1K
R2888
100
R2895
0.1
C2885
10K
R2681
R2684
15K
10K
R2678
R2676
47K
R2679
15K
100
R2894
10K
R2685
0.1
C2800
100
R2897
100
R2896
R2899
100
100
R2898
HP_SW
OCD_SCL
PA_SW
SD_INT_OCD_SDA
R2806
100
R2870
100
0.1
C2837
R2847
0
0
R2850
R2848
0
R2846
0
R2849
0
0
R2845
100
R2843
R2650
3.9K
CD_LOADING
MIC_SW
D2834
B0EAKM000117
B0EAKM000117
D2829
CD_REST_SW
CD_OPEN_SW
R2641
10K
ASP_DA
R2649
3.9K
10K
R2652
R2651
10K
R2656
10K
R2655
10K
ASP_CLK
100
R2840
1.5K
R2829
1K
R2833
1.5K
R2834
100
R2835
CD_RESET
EPR_DAT
EPR_CLK
EPR_CS
R2622
47K
47K
R2620
47K
R2621
R2828
1K
0
R2827
0
R2826
47K
R2625
47K
R2623
47K
R2624
C2680
0.1
C2812
1
47K
R2815
C2813
50V3.3
DVREF+
Q2812
B1GBCFLL0037
C2682
6.3V47
D2812
B0ACCK000005
OPEN
47K
R2626
47K
R2627
HOME
MUTE_F
AM_BP
R2869
100
100
R2868
R2866
100
100
R2867
MUTE_S
R2864
100
1K
R2865
MOD_DA
F_HOP
R2813
0
MMOD
MODE
UD
LOF
TOP
3
1
2
X2602
H2B100500004
H0A327200115
SW_LV1
SW_LV2
0
R2824
0
R2825
0
R2822
0
R2820
0
R2821
0
R2823
0.1
C2817
R2854
100
SW_MUTE
SW_LED
SWJOGB
SWJOGA
100
R2855
R2583
100
R2851
100
DC_DET1
DC_DET2
R2852
100
100
R2856
MUTE_A
LOR
CLOSE
C2920
10
R2920
560K
D2920
MA2J1110GL
R2812
0
15P
C2816
15P
C2815
X2611
100
R2805
100
R2811
R2608
10K
SD_CMD
SD_STAT
SD_NRST
100
R2802
1K
R2801
R2804
1K
R2803
1K
100
R2809
R2808
100
0.01
C2820
R2605
10K
R2606
10K
C2602
100P
C2601
100P
USB_REC_LED
R2875
100
PCONT
R2874
100
79
77
76
78
49
47
48
50
74
71
72
67
68
56 55
58 57
52 51
54 53
65
66
61
62
59
60
64 63
70 69
73
75
10
8
7
9
12
11
99
100
95
94
96
97
90
91
89
93
92
98
4
6
5
2
1
3
81
82
80
86
87
88
84
83
85
45
19
17
15
14
16
18
43
23
21
20
22
41
24
39
37
33
35
34
29
30
27
26
28
32
31
36
38
25
40
42
44
13
46
IC2801
MICRO PROCESSOR
RFKWMAK980PU
KEY2
KEY1
V_JOG_A
KEY3
TU_TUNED
TU_SDA
TU_STEREO
HALT
ROTARY
HALT_SENS
TU_CLK
BASS_JOG2
RMT
BASS_JOG1
M_SRCH_LED
M_REC_LED
CLIP_ATTN
CLIP_S
LED_DIMMER
LM_1
SYS6V
CR14_OPEN_SW
CD_OPEN_SW
[51] DCDET1
NC
[54] SW_LED
[53] SW-MUTE
SWJOGA
MUTEA
SW_ LVL1
SWJOGB
OPTION_STOP
iPod_DET
OPTION_FSKIP
OPTION_DET2
OPTION_DET1
EPR_CS
OPTION_PLAY
OPTION_RSKIP
ASP_CLK
ASP_DATA
REG_C
[52] DCDET2
[23] CR14_LO_F
[22] CR14_UD_SENSOR
[21] CR14_TOP_SW
[20] CR14_MODE_SW
[25] CR14_CLOSE_SW
[24] CR14_LO_R
iPod RX
CD_RESET
CD LOADING CCW
iPod TX
VSS
VDD18
EPR_DAT
EPR_CLK
MIC_SW
CD REST SW
CD LOADING CW
DI
TEST
DO
GND
CS
VCC
SK
NC
MICORST
VREF 3.3V
NRST
VDD18
VDD33
CR14_HOME_SW
OUT
IN
GND
NBP
CTRL
VDD
VSS
RMT
HALT_SENSE
CLIP CONT
ROTARY SKIP
TU_SDA
RDS_RDY
TU_CLK
MUTE S
WDET
NC
[75] PCONT
[74] USB REC LED
[72] RDS DATA
[73] RDS CLK
WMUTE
SMPS BP
SW_ LVL2
VSS
MUTE F
FHOP
CRTIMER
OPTION PWR
MOD_DAMP
REG_D
TU_TUNED
TU_STEREO
SYNC/HALT
M.REC.LED
CLIP ATTN
M.FUNC.LED
LED DIMMER
LEVEL METER
BASS JOG2
BASS JOG1
KEY1
KEY3
KEY2
VREF+
REG_B
MMOD
DEMO
REG_A
XTIN
XO
XI
VSS
XTOUT
[1] SD_CMD
HP SW
OCD_SCL
[3] SD_NRST
[4] SD_INT/OCD_SDA
[2] SD_STAT
M.PORT_SW
VOL JOG
SYS_GND
RMT
M_REC_LED
FL_CLK
V_JOG_A
ROTARY
KEY3
BASS_JOG2
KEY1
BASS_JOG1
KEY2
FL_CS
DVREF+
LED_DIMMER
FL_DA
1.8K
R2061
1.8K
R2064
6.8K
R2063
R2062
6.8K
HP_R
HP_L
PA_IN_L
PA_IN_R
PA_SW
HP_SW
M_SRCH_LED
1
6
7
5
9
12
13
10
11
18
25
26
23
24
27
20
19
22
21
16
14
15
17
8
2
4
3
CN2806
6
8
9
7
2
1
4
5
3
10
CN2807
MMOD
OCD_SCL
MIC
MIC_SW
2
4
3
1
6
5
CN2811
SD_INT_OCD_SDA
2
3
1
5
4
CN2813
LED_SUPPLY
+9V
PA_SW
VSS
MMOD
PA_IN_R
OCD_SCL
MICORST
MICORST
OCD_SDA
VREF 3.3V
VREF 3.3V
VREF 3.3V
PA_IN_L
DGND
CHASIS GND
MIC_SW
PA_IN_GND
CHASIS GND
CHASIS GND
HP_L
HP_GND
M_REC_LED
M_SRCH_LED
HP_R
FLCLK
FL_DOUT
-VP
-VP
FL-GND
FL-GND
NC
CD3.3V
LED_SUPPLY
FL2
FL2
DGND
NC
LED_GND
VREF+
FL1
FL1
J_VOLA
ROTARY JOG
KEY3
RMT
KEY1
D_BASS_JOG1
D_BASS_JOG2
VOL_LED
KEY2
FL_CS
DVREF+
HP_SW
NC
+9V
MIC
MIC_GND
D+3.3V
SYS_GND
SYS_GND
DGND
AGND
AGND
CLOSE
LOF
TOP
MODE
UD
LOR
C2050
1000P
6
8
9
7
2
1
4
5
3
10
11
CN2802
LD_CW
UD_SENSOR
LD_CCW
TOP_SW
MGND
MGND
+7.5V
+7.5V
DGND
MODE_SW
CLOSE_SENSOR
OPEN_SW
HOME_SW
Summary of Contents for SA-AK980
Page 15: ...15 5 3 Disc Information ...
Page 27: ...27 6 6 2 Error Code Table For Power Supply ...
Page 28: ...28 7 Troubleshooting Guide 7 1 Jupiter USB ...
Page 29: ...29 7 2 Troubleshooting Guide ...
Page 30: ...30 ...
Page 32: ...32 7 3 2 Troubleshooting Guide ...
Page 38: ...38 ...
Page 39: ...39 9 1 Disassembly Flow Chart ...