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A

SCHEMATIC DIAGRAM - 3

CONTROL CIRCUIT

: +B SIGNAL LINE

B

Vcont

VDD

SDA

VSS

1

2

3

C+

Vs

C-

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5

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C
C612 22P R601 10K

X601 H0H433400002 C601 47P C602 47P C604 1 R589 10K C603 1000P R564 C544 4.7K R593 1K

X601

RESET

LCD501 L5DCAYY00003 LCD
SCL CS RS

H

16 ROCL

15 RST

14 XOUT

13 XIN

12 VDDd

11 VSSd

10 MODE

9 TEST

C542 1

1

R592

1K

I

D FFC501
TUN_CE TUN_CL TUN_DA ASP_SCL ASP_SDA MUTE_A AMP_PON AC_DC PDET 1 2 3 4 5 6 7 8 9 TUN_CE TUN_CL TUN_DA ASP_SCL ASP_SDA MUTE_A AMP_PON AC_DC PDET TUN_PON VCC_DET TUNER3V +5V BUP_3.3V STBY3.3V VREFRDS_VSS RDS_GND RDS_MPXIN C613 22P R603 10K

RSD_ID

RDDA

VREF

VDDa

VSSa

RDS IC

FLOUT

MPXIN

IC601 C1AB00002751

C546 CIN 1000P C535 1

R591 R590 R525

1K 1K 1K

J K L

1 R602 22K R604 10K 220

2

3 16V10

4

5

6 C608 1

7 C605 560P

8

C609 470P

F
C610 0.01 L602 L602 G0C2R2JA0019 L601 G0C1R0JA0019 R607

R608

220P

E

C537 470P

TO MAIN CIRCUIT (FP501) IN SCHEMATIC DIAGRAM - 1

22P

C606

TUN_PON 10 VCC_DET 11 TUNER3V 12 +5V 13 BUP3.3V 14 STBY3.3V 15 VREF- 16 RDS_VSS 17 RDS_GND 18 RDS_MPXIN 19 AUDIO_IN 20 AUDIO_OUT 21

R606 1K

VDD

G

0

C611 16V47

1000P

470P

C615

C614

470P

C540

C541

F

LED_GND 22

LED_GND

C543

TO CONTROL SECTION (2/2)

E

RDS_MPXIN

RDS_GND

RDS_VSS

RDS_STBY

RDS_RST

G

RDS_DO

RDS_CL

RDS_ID

TUNER3V

M

H

1/2

2/2

RF-U300EG CONTROL CIRCUIT
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SCHEMATIC DIAGRAM - 4

A
: +B SIGNAL LINE

CONTROL CIRCUIT

Q501
C512 12P C511

Q502
C515 1000P R534 3.3K

MICRO-P BEATPROOF

Q501, Q502 2SD1819A0L

39P

E
R572 1K

R536 3.3K

C516 1000P

B
C509 47P X502 H0A327200115 L502 G0C2R2JA0019 C503 16V10 C501 0.01 C504 0.01 C510 47P 18P C514 22P C517

X501 H2A100500012

L503 1000P R571 10K C505 0.1 C513 G0C2R2JA0019

SWITCH

C525

220P C528

220P C530

TP 503 0 0 10K R596 100K 501 TP C552 0.01

R546 1K R549

1K R547 1K

R595

R530

10K

R532

R533

R543 8 BYTE 7 MBP2 6 MBP1 5 EWS_IN 4 RDS_STBY 3 RDS_RST 2 RDS_CL 1 RDS_ID 100 99 R550 R551 1 1 C520 0.01 100K 32KI CNVSS R548 10K

30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 VSS VCCDET SRC_PON SRC_NRST SRC_SDA R515 R516 R517 R518 220 220 100 1K 31 D_MPURX 32 D_MPUTX 33 D_MPUCLK 34 D_MPUMOD 35 LCD_SI 36 LCD_RS 37 LCD_SCL 38 LCD_RESET R573 R519 R508 R509 R510 R520 R511 R512 R513 R506 100K 1K 10K 1K 0 0 10K 1K 1K 1K 39 LCD_CSB 40 D_DDOWFIC 41 EPM 42 DNRST (D) 43 D_PLL_SDA 44 D_PLL_SCL 45 VREF46 CE 47 D_NRFRST AMP_PON TUN_PON ASP_SDA ASP_SCL MUTE_B MUTE_A TUN_DA E_DATA AC_DC E_CLK VREFVREF48 DAB_PON 49 PC_EN 50 [51]DAB_JIGU [52]TUN_CE [53]TUN_CL SRC_SCL NRESET 4.19XI D_NIRQ SRC_BP REM_IN 4.19XO 32KO NMI VDD NC

VREF 98 ADJ 97

220P

R540 100

D507 MA2J11100L

R541 5.6K

QR505 UNR521300L

C523 2.2

D508 MA2J11100L

C553

R545 100K

1

SL502

C

K I J L

C533 0.01

R561 68K

H

[27]NC [28]NC [29]NC [30]NC

AVSS 96 TUN_PDET 95 MODEL_SEL 94 PDET 93 NC 92 KEY_JIGU 91 KEY2 90 KEY1 89 RT_P 88

C536 2.2

[100]RDS_DO [99]AVDD

D
R568 330K

IC501 C2CBHG000236
MICON IC [83]NC [82]NC [81]CRT EWSRCV_LED POWER_KEY

R597 15K R555 R556 R557 R558 R559 R560 1000P 1000P 1000P 1000P 1000P 1000P 10K 10K 100K 100K 100K 100K 100K 100K 100K 100K 11 RT_P 10 RT_N 9 RV_P 8 RV_N 7 KEY1 15K 15K 6 KEY2 5 KEY_INT R569 R570 4 POWER_KEY 3 SRC_LED 2 +5V 1 VREF-

FFC503

RT_N 87 RV_P 86 RV_N 85 NC 84 SRC_LED 83 82 D506 MA2J11100L 81 R594 10K LIGHT

C524

C526

C527

C529

C531 C532

R562 R563

51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 10K 1K 1K 1K 1K 1K 1K 1K

SL501

R521 10K

C549 16V10

R522 R523

R524

R526

R527

R528

R529

R531

R552 330

C506 1

C507 0.01

0.01

C550 0.01

TP 502

C508 1000P

C518

QR501 UNR521F00L
LED DRIVE C551 0.01 R544 R542 10K 22K

R566

R567

TO CONTROL SECTION (1/2)

KEY_INT

E_CS

VDD

VSS

NC

NC

TO SWITCH CIRCUIT (FP1001) IN SCHEMATIC DIAGRAM - 5

E

F

R537 10K

R538

10K

R539 22K

R535 22K

C521 1 L504 G0C1R0JA0019

G

L505 0 AMP_PON VCC_DET BUP_3.3V TUN_PON TUNER3V ASP_SDA ASP_SCL MUTE_A TUN_CE TUN_DA TUN_CL

C522 16V10

L506 0 RDS_STBY RDS_ID

STBY3.3V

RDS_RST

RDS_DO

RDS_CL

AC_DC

M G F VDD
1/2 2/2

EWS_IN

VREF-

VREF-

MBP3

PDET

VDD

H

RF-U300EG CONTROL CIRCUIT
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