Service Manuals, User Guides, Schematic Diagrams or docs for : . Rare and Ancient Equipment MYSTERY Car Audio Mystery CT-720D CT-720D-MPEG-PCBA-SCHEMATIC
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5 4 3 2 1
PWR_SOURCE P+5V
R193
Q1
2SB1260 R209
STB_+5V
MPEG mode STDBY mode
0(0805) 10 N+5V R15 NC
E C STB5V
SYSTEM POWER EN 1 0
T+5V
AV POWER EN 1 0
B
R172 NC
1
C88 4 5
C11
MAIN POWER EN 1 0
EXT
Vin Vout SC10U(1206)16V
SC10U(1206)16V 3 ON/OFF GND 2
P+12V U5 N+5V L7 DAC+5V TFT POWER EN 1 0
D
BC56 Q7 D4 RT9161A-50CG SL10UH(0805)35mA D
0.1U S-816A50AMC 2 1 I 2 3 O
AMP POWER EN 1 0
PGND R13
0(0805) 1SR154-400
1
C6 BC9 C110
BC6 0.1U SC10U(1206)16V
G
R11 R179 0.1U
SC10U(1206)16V
0(0805) 470K
AGND
U2
R229 FDC6333C 11.625V x 0.184A = 2.139 DVCC3
0(1206) 3.3V x 0.5324A = 1.756 USB_PLL3.3
P R14 U14 L31
2 4 0(0805) L5973D013T FB600R(0805)600mA
BC52 S0 D0 C3 8 Vin Vout 1 1 2
0.1U 1000P C4 BC7
GND VGND 3 0.1U 7 2 L26 R183
R216 G0 SC10U(1206)16V GND SYNC SL22UH(6)800mA 5.6K C109
PGND
0(0805) PGND R10 6 5 BC31 SC10U(1206)16V PLL3.3V
R208 47K VREF FB 0.1U
30K DSP_POWERJ 3 4 TC23 BC53
INH COMP
K
AGND N 6 C84 ST100U(B)6.3V 0.1U L28 RF3.3V GND PLL3.3V
D1 0.022U D13 FB600R(0805)600mA
R181 C83 SS34 R180 R232 4.7(0805) BC66 BC64
EXHAUSTJ 2 220p 3.3K 0.1U 0.1U
10K
1 R182 R252 APLLVCC3 APC3.3V
G1
A
R207 =1.75 6 / 2.139 = 82% 4.7K 33 R233 0 GND
10K GND
S1
GND MGND PGND
PGND APLLVCC3 L14 SD_VCC3
5
PGND FB600R(0805)600mA C108
BC69 SC10U(1206)16V
PGND 0.1U
PGND BC83 L30 ROM_VCC3
C 0.1U FB600R(0805)600mA RFGND RFGND C
MAIN_POWER_EN GND
MAIN_POWER_EN 2 L8 VVCC3
SL47UH(0805)500mA U16
R203 RT9164-18CG VCC1.8 R76 VPLLVCC1.8
0(0805) 10
To TFT Driver board CN2
I 3 2 O
38
ELCO-40-BM0.5
C89 BC59 BC71 BC30
SP_L-
1
TP19 TP-R45 1 0.1U C107 0.1U 0.1U
4 SP_L-
SP_L+ TP45 TP-R45 2 SC10U(1206)16V SC10U(1206)16V
4 SP_L+
G
SP_R- TP37 TP-R45 3
4 SP_R-
SP_R+ TP46 TP-R45 4
4 SP_R+
TFTCON_Signal_14 TP30 TP-R45 5
1 TFT_CON0
6
TP12 TP-R45 7 GND
1,2 I2C_CLK
1,2 I2C_DATA
TP10 TP-R45 8 5V x 0.213A = 1.065 L27 V+5V
9 11.627V x 0.105A = 1.221 FB600R(0805)600mA
10 L2
TP17 TP-R45 11 R9 U3 SL39UH(12.5)1000mA P+5V A+5V L18 M+5V
4 YC_C TP11 TP-R45 0(0805) L5973D013T FB7R(0805)600mA
4 YC_Y 12
13 8 Vin Vout 1 1 2
V1 TP8 TP-R45 14 C1 BC3 L25 DVCC SE2
1 V1 V2 TP7 TP-R45 0.1U 7 R178 FB7R(0805)600mA BC62 C106
1 V2 15 GND SYNC 2 SE470U(8)16V
V3 TP6 TP-R45 16 SC10U(1206)16V 30K 0.1U SC10U(1206)16V
1 V3 H1 TP5 TP-R45 R271 S+5V
1 H1 17 6 VREF FB 5
H2 TP4 TP-R45 18 PGND 4.7
STB_+5V 1 H2 DSP_POWERJ VGND VGND L24 TFT-15V
19 3 INH COMP 4
K
P+ TP21 TP-R45 20 C81 C78 D3 BC5 SL10UH(0805)35mA
P- TP23 TP-R45 21 220p 0.022U R177 TC4 0.1U
2 P- L22
A
TP18 TP-R45 R176 10K ST100U(B)6.3V DN5
1
1
1
1
2 STDBY_LED_EN 22
SL47UH(5)620mA
1,2 IR_IN
TP15 TP-R45 23 =1.06 5 / 1.221 = 87% SS14 300K DAN217
R192
R191
R187
R186
24 R175 SC10U(1206)16V D12 C104
A
TP20 TP-R45 25 4.7K 1 2 C C86RLZ15B
TFT-15V 26 R188 U13 SC10U(1206)16V
27 180 RT34063A-CS C79 SC22U(1210)16V
B B
TFT+15V TP3 TP-R45 28 8 1 D11
GND DRIVER SC RLZ15B
29 PGND 7 2
IPK SE
K
30 6 Vin TC 3
A
31 5 4 GND GND GND
COMP GND SS14 GND
32
TFT+5V TP9 TP-R45 33 R190 U12 T+5V L20 TFT+5V
0(0805) D10 RT9161A-50CG SL10UH(0805)35mA BC49
34
35 2 1 I O 82P D9
2 3
K
36 R7 GND TFT+15V
JACK_SENSE 27K
1SR154-400 BC48
1
VGND GND C87 C111 L1
37
TP75 BC54 0.1U SC10U(1206)16V R6 BC50 BC1
SL1UH(0805)50mA
G
BC51 TC21 SC10U(1206)16V 0.1U 2.4K SC4.7U(0805)10V 0.1U C105
0.1U ST100U(B)6.3V SC22U(1210)16V
GND GND GND
TFT Power +15V
To Inverter board
P+12V
RB050L-40
WDR102-04TSA1 BC2 DC12V L4 PWR_SOURCE
D1
4 TP14 TP-R45 J1 0.1U FB7R(0805)600mA
3 LD-0208-1.3 1 12V A K TP22 TP-R45 12V_Signal_17
PWR_SOURCE 12V
2 D2
1 TP27 TP-R45 2 TP13 TP-R45 C2
BACK_LIGHT_POWER_EN 2 SW1 0.1U
K A NC 4
GND 3
CN16
RB050L-40
pitch 2.0mm
U1 GND L3 C5
PGND CEM9435A FB7R(0805)600mA
0.1U
1 8 BAT8.4V TP16 TP-R45
S D
A A
2 7 TC2
S D ST100U(D)16V PGND
BC92 TC301 CN1 12V 3 6 C-GND
0.1U ST100U(B)6.3V S D
1 12V 4 5
P+5V TP1 TP-R45 G D
2
PGND 3 10K R8
4 BAT8.4V TP2 TP-R45
5
6
EDOM
Title
SB1-02160-02T3 C-GND ◦ Jabse Service Manual Search 2026 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo