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Pioneer GEX-FM903XM, Servise Manual

The Pioneer GEX-FM903XM is an innovative satellite radio receiver that delivers crystal-clear XM radio signal to your car stereo. Enhance your driving experience with access to over 150 channels of commercial-free music, sports, news, and more. Download the free Service Manual from manualshive.com to ensure optimum performance and easy troubleshooting.

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37

GEX-FM903XM

R

13

RS1/16SS562J

R

14

RS1/16SS362J

R

15

RS1/16SS362J

R

19

RS1/16SS101J

R

22

RS1/16SS330J

R

26

RS1/16SS390J

R

28

RS1/16SS330J

R

29

RS1/16SS473J

R

30

RS1/16SS473J

R

31

RS1/16SS102J

R

32

RS1/16SS332J

R

33

RS1/16SS222J

R

34

RS1/16SS473J

R

35

RS1/16SS102J

R

36

RS1/16SS472J

R

37

RS1/16SS473J

R

38

RS1/16SS102J

R

39

RS1/16SS471J

R

41

RS1/16SS151J

R

42

RS1/16SS471J

R

45

RS1/16SS331J

R

46

RS1/16SS331J

R

47

RS1/16SS472J

R

48

RS1/16SS472J

R

49

RS1/16SS103J

R

50

RS1/16SS103J

R

51

RS1/16SS331J

R

52

RS1/16SS331J

R

53

RS1/16SS103J

R

54

RS1/16SS103J

R

55

RS1/16SS180J

R

56

RS1/16SS102J

R

57

RS1/16SS471J

R

58

RS1/16SS471J

R

59

RS1/16SS103J

R

60

RS1/16SS273J

R

61

RS1/16SS821J

R

62

RS1/16SS102J

R

63

RS1/16SS153J

R

64

RS1/16SS273J

R

65

RS1/16SS102J

R

67

RS1/16SS100J

R

69

RS1/16SS180J

R

70

RS1/16SS180J

R

71

RS1/16SS221J

R

72

RS1/16SS221J

R

73

RS1/16SS220J

R

74

RS1/16SS220J

R

75

RS1/16SS221J

R

76

RS1/16SS221J

R

77

RS1/16SS0R0J

R

78

RS1/16SS0R0J

CAPACITORS

C

1

CKSSYB102K50

C

2

CCSSCH220J50

C

3

CKSSYB102K50

C

4

CCSSCH220J50

C

5

CCSSCH150J50

C

6

CCSSCH220J50

C

7

CCSSCH150J50

C

8

CCSSCH150J50

C

9

CCSSCH101J50

C

10

CCSSCH101J50

C

11

CCSSCH150J50

C

12

CCSSCH150J50

C

13

CCSSCH150J50

C

14

CCSSCH150J50

C

15

CCSSCH101J50

C

16

CCSSCH101J50

C

17

CCSSCH150J50

C

19

CKSSYB103K16

C

21

CCSSCH150J50

C

22

CCSSCH150J50

C

23

CKSQYB225K10

C

24

CCSSCH271J25

C

25

CCSSCH271J25

C

27

CCSSCH150J50

C

29

CKSSYB103K16

C

30

CSZS3R3M16

C

31

CCSSCH150J50

C

33

CKSSYB103K16

C

35

CCSSCH150J50

C

36

CKSSYB102K50

C

37

CKSSYB103K16

C

40

CCSSCH9R0D50

C

41

CCSSCH271J25

C

42

CCSSCH271J25

C

43

0.5pF

CCG1112

C

44

0.5pF

CCG1112

C

46

CCSSCH7R0D50

C

47

CCSSCH330J50

C

48

CCSSCK1R0C50

C

49

1.0pF

CCG1114

C

50

CCSSCH150J50

C

53

CCSSCH120J50

C

55

CCSSCH101J50

C

58

CCSSCH9R0D50

C

59

CKSSYB103K16

C

60

CCSSCH101J50

C

61

CCSSCH100D50

C

62

CKSSYB102K50

C

64

CKSSYB561K50

C

65

CKSSYB223K16

C

67

CKSSYB102K50

C

68

CKSSYB102K50

C

69

CCSSCH330J50

C

70

CCSSCH330J50

C

71

CKSSYB104K10

C

72

CKSSYB104K10

C

73

CSZS100M10

C

75

CKSSYB223K16

C

76

CKSSYB223K16

C

77

CKSSYB102K50

C

78

CKSSYB102K50

C

81

CCSSCH150J50

C

82

CCSSCH180J50

C

85

CKSSYB103K16

C

86

CKSSYB102K50

C

87

CKSSYB102K50

C

88

CCSSCH101J50

C

89

CCSSCH181J25

C

90

CCSSCH560J50

C

91

CCSSCH101J50

C

94

CKSSYB103K16

C

95

CKSSYB103K16

C

97

CCSSCH150J50

C

99

CCSSCH6R0D50

C

100

CCSSCH390J50

=====Circuit Symbol and No.===Part Name

Part No.

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=====Circuit Symbol and No.===Part Name

Part No.

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Summary of Contents for GEX-FM903XM

Page 1: ...001 K ZZY AUG 2001 Printed in Japan ORDER NO CRT2743 UNIVERSAL XM SATELLITE DIGITAL TUNER SYSTEM GEX FM903XM UC CONTENTS 1 SAFETY INFORMATION 2 2 EXPLODED VIEWS AND PARTS LIST 3 3 BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 6 4 PCB CONNECTION DIAGRAM 26 5 ELECTRICAL PARTS LIST 36 6 ADJUSTMENT 44 7 GENERAL INFORMATION 56 7 1 DIAGNOSIS 56 7 1 1 DISASSEMBLY 56 7 1 2 CONNECTOR FUNCTION DESCRIPTION 57 7 2 PART...

Page 2: ...d reliability of the product and may void the warranty If you are not qualified to perform the repair of this product properly and safely you should not risk trying to do so and refer the repair to a qualified service technician WARNING This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to cause cancer birth defects or oth...

Page 3: ...Screw Assy CEA1965 18 Polyethylene Bag CEG 127 19 Screw IMS30P050FZK 20 Polyethylene Bag CEG 158 21 Carton CHG4468 22 Sub Carton CHG4469 23 Contain Box CHL4468 24 Protector CHP2443 25 Inner Box CHW1920 26 Cover CEG1062 27 Air Cushioned Bag CEG1055 28 Antenna Select Assy CWM7850 29 Polyethylene Bag CEG1173 Mark No Description Part No Mark No Description Part No PACKING SECTION PARTS LIST NOTE Parts...

Page 4: ...7 50 52 54 53 56 57 55 51 44 44 3 1 1 1 1 1 59 63 64 67 65 66 61 62 68 69 70 25 24 23 17 20 19 22 18 21 26 27 16 28 40 3635 29 31 39 38 34 33 41 37 42 4 6 12 11 9 10 7 14 8 13 15 43 43 5 2 45 49 32 30 60 71 A B C D E 2 2 EXTERIOR ...

Page 5: ...66 33 Terminal CN207 CKF1066 34 Terminal CN208 CKF1066 35 Terminal CN209 CKF1066 36 Terminal CN210 CKF1066 37 Terminal CN212 CKF1066 38 Terminal CN213 CKF1066 39 Connector CN201 CKS4564 40 Holder CNC9332 41 Holder CNC9333 42 Insulator CNM7216 43 Screw ISS26P055FUC 44 Screw BPZ20P100FZK 45 Button CAC6879 46 Button CAC6881 47 Button CAC7255 48 Button CAC7256 49 Button CAC7257 50 Cord CDE5834 51 Cove...

Page 6: ...IC 203 K4S640832E TL1H IC 205 K4S640832E TL1H SDRAM 83 34 PCSD1 PCSD 6 5 30 SAGC TAGC 29 SAT_IF TER_IF SAT_AGC TER_AGC IC 206 TC7SH86FU MOBILE ADAPTER CIRCUIT IC 207 ST19AF08BR20QMAA 30 XTI MCLK 33 SYS_CLK IC 211 PCM1716E 3 2 73 SDO 16 AUDIO_L 27 DAC CN503 CN502 12 16 21 4 8 5 2 1 6 5 29 28 SYS_CLK TER_IF2 SAT_IF2 CTL SAT_AGC TER_AGC SAT_IF2 TER_IF2 SAT_AGC TER_AGC SYS_CLK CN801 Q801 Q802 8 1V Q81...

Page 7: ...04 HA178L06UA 1 3 VDD2 13 IC 503 BA4560F 2 1 Q504 Q505 IC 401 BA3131FS 19 IN2A 1 OUT1 IC 402 TA2050F 18 IN2B OUT2 14 DISPDT DISPDT IC 807 HA178L05UA 1 3 EF801 Q817 Q818 DAC5V Q805 Q806 Q807 25 KYDT 32 DISPPW 24 FMMODPW DISPPW FMMODPW 2 1 CN802 3 DISPDT 31 DPDT KYDT KEYDT 6 5 BUS BUS 1 5 BUS BUS 1 5 8 8 ASENB IN1B IN1A 15 13 BUSL2 BUSL1 11 7 ASENB 7 BUSL3 CN401 CN402 IP OUT IP IN Q401 Q402 Q403 MUT...

Page 8: ... Lch Lch Level 1 1V Level 1 1V C SYSTEM µ COM A MAIN UNIT B CN3 C CN201 D CN901 BU ACC GND FUSE 2A 1K 1 2W CEK1018 3 2 MAIN UNIT Note When ordering service parts be sure to refer to EXPLODED VIEWS AND PARTS LIST or ELECTRICAL PARTS LIST A ...

Page 9: ...or of the part Therefore when replacing be sure to use parts of identical designation Symbol indicates a resistor No differentiation is made between chip resistors and discrete resistors NOTE Symbol indicates a capacitor No differentiation is made between chip capacitors and discrete capacitors The power supply is shown with the marked box Lch Level 1 0V Composite Multiplex FM Mod Signal E CN501 I...

Page 10: ...10 GEX FM903XM 1 2 3 4 1 2 3 4 D C B A B RF MODULE B B a 3 3 RF MODULE GUIDE PAGE A a A b A a A b A b A a Large size SCH diagram Guide page Detailed page ...

Page 11: ...11 GEX FM903XM 5 6 7 8 5 6 7 8 D C B A A CN502 B b B ...

Page 12: ...12 GEX FM903XM 1 2 3 4 1 2 3 4 D C B A B RF MODULE B a B a B b 1 2 ...

Page 13: ...13 GEX FM903XM 5 6 7 8 5 6 7 8 D C B A B a B a B b 4 3 ...

Page 14: ...1 2 14 GEX FM903XM 1 2 3 4 1 2 3 4 D C B A B a B b B b ...

Page 15: ...4 3 15 GEX FM903XM 5 6 7 8 5 6 7 8 D C B A A CN502 B b B a B b ...

Page 16: ...16 GEX FM903XM 1 2 3 4 1 2 3 4 D C B A 3 4 DSP MODULE GUIDE PAGE CDEC S A CN503 C DSP MODULE C C a ...

Page 17: ...17 GEX FM903XM 5 6 7 8 5 6 7 8 D C B A SSDEC DAC SDRAM CAP ST19AF08BR20QMAA C b C ...

Page 18: ...18 GEX FM903XM 1 2 3 4 1 2 3 4 D C B A S C DSP MODULE C a C a C b 1 2 3 ...

Page 19: ...19 GEX FM903XM 5 6 7 8 5 6 7 8 D C B A CDEC A CN503 C a 4 C a C b ...

Page 20: ...1 2 3 20 GEX FM903XM 1 2 3 4 1 2 3 4 D C B A DAC SDRAM CAP ST19AF08BR20QMAA C a C b C b ...

Page 21: ...4 21 GEX FM903XM 5 6 7 8 5 6 7 8 D C B A SSDEC ST19AF08BR20QMAA C b C a C b ...

Page 22: ...22 GEX FM903XM 1 2 3 4 1 2 3 4 D C B A 3 5 DISPLAY UNIT D 22 KEY CONTROL AND LCD DRIVER D DISPLAY UNIT ...

Page 23: ...23 GEX FM903XM 5 6 7 8 5 6 7 8 D C B A D A CN802 ...

Page 24: ...24 GEX FM903XM 1 2 3 4 1 2 3 4 D C B A 3 6 ANTENNA SELECT UNIT E 24 A CN501 E TUNER ANTENNA ANTENNA SELECT UNIT ...

Page 25: ...25 GEX FM903XM ...

Page 26: ...4 1 MAIN UNIT Capacitor Connector P C Board Chip Part SIDE A SIDE B NOTE FOR PCB DIAGRAMS 1 The parts mounted on this PCB include all necessary parts for several destination For further information for respective destinations be sure to check with the schematic diagram 2 Viewpoint of PCB diagrams ...

Page 27: ...27 GEX FM903XM IP BUS IP BUS CORD D CN901 E CN501 C CN201 5 6 7 8 A B C D 5 6 7 8 A SIDE A ...

Page 28: ...28 GEX FM903XM A MAIN UNIT A 1 2 3 4 B C D 1 2 3 4 A ...

Page 29: ...29 GEX FM903XM 5 6 7 8 A B C D 5 6 7 8 SIDE B A ...

Page 30: ...30 GEX FM903XM A 1 2 3 4 B C D 1 2 3 4 IC Q B RF MODULE XM ANTENNA 4 2 RF MODULE SIDE A B ...

Page 31: ...31 GEX FM903XM 1 2 3 4 A B C D 1 2 3 4 IC Q A CN502 B RF MODULE SIDE B B ...

Page 32: ...IC Q C DSP MODULE 32 GEX FM903XM A 1 2 3 4 B C D 1 2 3 4 C 4 3 DSP MODULE SIDE A ...

Page 33: ...IC Q A CN503 C DSP MODULE 33 GEX FM903XM 1 2 3 4 A B C D 1 2 3 4 C SIDE B ...

Page 34: ...D DISPLAY UNIT B D 1 2 3 4 5 6 POWER MODE D DISPLAY UNIT A CN802 34 GEX FM903XM A 1 2 3 4 B C D 1 2 3 4 D SIDE A SIDE B 4 4 DISPLAY UNIT ...

Page 35: ...35 GEX FM903XM 1 2 3 4 A B C D 1 2 3 4 E ANTENNA A CN501 TUNER E ANTENNA SELECT UNIT 4 5 ANTENNA SELECT UNIT ...

Page 36: ... 17 Inductor LCYB22NJ1608 L 18 Inductor CTF1346 L 19 Inductor LCYBR18J1608 L 20 Inductor LCYB3N9S1005 L 21 Inductor LCYB3N9S1005 L 22 Inductor LCYB3N9S1005 L 23 Inductor LCYBR12J1005 L 24 Inductor LCTC2R2K1608 L 25 Inductor LCYB22NJ1608 L 27 Inductor LCYBR18J1608 L 28 Inductor LCYBR18J1608 L 29 Inductor LCYB82NJ1005 L 30 Inductor LCYB22NJ1005 L 31 Inductor CTF1346 L 32 Inductor LCYBR22J1608 L 33 I...

Page 37: ...H150J50 C 9 CCSSCH101J50 C 10 CCSSCH101J50 C 11 CCSSCH150J50 C 12 CCSSCH150J50 C 13 CCSSCH150J50 C 14 CCSSCH150J50 C 15 CCSSCH101J50 C 16 CCSSCH101J50 C 17 CCSSCH150J50 C 19 CKSSYB103K16 C 21 CCSSCH150J50 C 22 CCSSCH150J50 C 23 CKSQYB225K10 C 24 CCSSCH271J25 C 25 CCSSCH271J25 C 27 CCSSCH150J50 C 29 CKSSYB103K16 C 30 CSZS3R3M16 C 31 CCSSCH150J50 C 33 CKSSYB103K16 C 35 CCSSCH150J50 C 36 CKSSYB102K50...

Page 38: ...r CTF1464 L 210 Inductor CTF1473 L 212 Inductor CTF1473 L 213 Inductor CTF1473 L 215 Inductor CTF1473 EF 201 EMI Filter CCG1142 EF 202 EMI Filter CCG1142 EF 203 EMI Filter CCG1142 EF 204 EMI Filter CCG1142 RESISTORS R 201 RS1 16SS102J R 203 RS1 16SS102J R 205 RS1 16SS102J R 206 RS1 16SS101J R 207 RS1 16SS101J R 208 RS1 16SS102J R 209 RS1 16SS102J R 210 RS1 16SS102J R 211 RS1 16SS472J R 212 RS1 16S...

Page 39: ...104K10 C 253 CCSSCH101J50 C 260 CKSSYB104K10 C 261 CKSSYB104K10 C 262 CKSSYB104K10 C 263 CCSSCH101J50 C 264 CKSSYB104K10 C 265 CCSSCH101J50 C 269 CKSSYB104K10 C 270 CCSSCH101J50 C 273 CKSSYB104K10 C 274 CCSSCH101J50 C 275 CCSSCH101J50 C 276 CKSSYB104K10 C 277 CCSSCH101J50 C 278 CCSSCH101J50 C 279 CKSSYB104K10 C 280 CCSSCH101J50 C 281 CKSSYB104K10 C 282 CCSSCH101J50 C 283 CCSSCH101J50 C 284 CKSSYB1...

Page 40: ...nsistor 2SB710A Q 807 Transistor 2SB710A Q 808 Transistor 2SA1674 Q 809 Transistor DTC123EU Q 810 Transistor 2SD1664 Q 811 Transistor IMD3A Q 814 Transistor IMD3A Q 815 Transistor 2SD1664 Q 816 Transistor 2SJ529S Q 817 Transistor 2SA1162 Q 818 Transistor DTC114EU D 501 Diode DA204K D 502 Diode MA111 D 503 Diode RB706D40 D 504 Diode KV1440 D 505 Diode MA111 D 801 Diode ERA15 02VH D 802 Diode HZS9L ...

Page 41: ...J R 521 RS1 16SS681J R 522 RS1 16SS393J R 523 RS1 16SS513J R 524 RS1 16SS392J R 525 RS1 16SS102J R 526 RS1 16SS392J R 527 RS1 16SS102J R 528 RS1 16SS392J R 529 RS1 16SS103J R 530 RS1 16SS103J R 531 RS1 16SS103J R 532 RS1 16SS513J R 533 RS1 16SS101J R 534 RS1 16SS104J R 535 RS1 16SS104J R 536 RS1 16SS221J R 537 RS1 16SS683J R 538 RS1 16SS123J R 540 RS1 16SS472J R 541 RAB4C102J R 542 RS1 16SS223J R ...

Page 42: ...EJQ1R0M50 C 515 CKSSYB102K50 C 516 CKSSYB102K50 C 517 CKSSYB103K16 C 518 CCSSCH120J50 C 519 CEJQ220M10 C 520 CKSSYB104K10 C 521 CKSSYB103K16 C 523 CEALR47M50 C 524 CKSSYB103K16 C 525 CCSRCH160J50 C 526 CEAT100M50 C 527 CEAT100M50 C 528 CEAT100M50 C 529 CKSRYB105K6R3 C 530 CEJQ220M10 C 531 CKSSYB104K10 C 532 CKSSYB104K10 C 533 CCSRCH271J50 C 535 CCSSCH270J50 C 536 CCSSCH270J50 C 537 CKSSYB104K10 C ...

Page 43: ...tch CSG1112 S 909 Push Switch CSG1112 S 910 Push Switch CSG1112 S 911 Push Switch CSG1112 S 912 Push Switch CSG1112 S 913 Push Switch CSG1112 S 914 Push Switch CSG1112 LCD 901 LCD CAW1666 RESISTORS R 901 RS1 4SA102J R 902 RS1 16S332J R 903 RS1 16S681J R 904 RS1 16S681J R 905 RS1 16S223J R 906 RS1 16S332J R 907 RS1 4SA511J R 908 RS1 4SA391J R 909 RS1 4SA511J R 910 RS1 4SA391J R 911 RS1 4SA391J R 91...

Page 44: ...ecomes minimum Modulation 400Hz 0dB VR503 Linear Detector Spectrum Analyzer MOD1 H Adjustment 129 5kHz MOD2 H MOD3 H 6 ADJUSTMENT 6 1 MODULATOR ADJUSTMENT Connection Diagram L505 VR502 VR503 Antenna Plug ANTENNA SELECT UNIT ANTENNA OUT Antenna Jack Spectrum Analyzer FM Tuner Linear Detector CN501 CN401 CN801 CN802 CN402 S601 CN502 IC601 CN503 DC Regulated Power Supply BACK UP ACC GND RESET BAL TV1...

Page 45: ...LOCK DETECT INFO SAT2 BER INFO 3 1 3 2 AGC INFO TERR BER INFO 4 1 4 2 RS INFO MICRO Status 1 5 1 5 2 TUNER INFO MICRO Status 2 6 1 6 2 ERROR CODE ANTENNA PASS B 1 1 1 2 QOS Message SSDEC Status 1 2 1 2 2 TERR Message SSDEC Status 2 3 1 3 2 SAT1 Message SSDEC Status 3 4 1 4 2 SAT2 Message SSDEC Status 4 5 1 Tuner Message 6 2 MICRO VERSION B XM2 XM3 B XM1 Flow Chart ...

Page 46: ...cimal value Diagnostic mode 1 To Enter the Diagnostic mode Reset while pressing the 4 and 6 keys together 2 To Exit from the Diagnostic mode Reset the system 3 Contents of the Diagnostic mode Number Mode name Entry method Summerized Description Press the number 1 key for less than two seconds while in XM1 of the Diagnostic mode Press the number 2 key for less than two seconds while in XM1 of the D...

Page 47: ... six effective digits of hexadecimal value SSDEC service extraction error code 1 four effective digits of hexadecimal value SSDEC service extraction error code 2 four effective digits of hexadecimal value Major version three digits of decimal value minor version one digit decimal value 15 16 17 18 19 20 21 22 23 24 Unused Unused SAT1 Message SAT2 Message Tuner Message SSDEC Status 1 SSDEC Status 2...

Page 48: ...ue of the satellite wave four digits of a decimal value Y The AGC signal count value of the terrestrial wave four digits of a decimal value Each piece of information becomes effective following the initialization of CDEC The updating interval is 432 ms Display example If the satellite wave s AGC 123 while the terrestrial wave s AGC 32 the display will show 01230032 4 4 RS INFO Display format XXXXY...

Page 49: ...rror SSDEC No Response No Signal Activation Required Authorization Required No Error ANTENNA No Connect ANTENNA Short PLL UNLOCK Reserved NVM Error CAP Error Version Unknown 4 7 SAT1 BER INFO Display format 1_X XXEY X Bitabi signal decryption error rate effective three digits Y Truncated binary exponential with negative sign abbreviated of the error rate _ Spacing character The information becomes...

Page 50: ...dulator types only Setting the frequency in the modulator setting mode Setting the modulation level in the modulator setting mode Waiting for a mode entry in the modulator setting mode Waiting for a key entry in the modulator setting mode Mode number Mode name Description 00 01 02 05 10 11 21 22 2F 81 82 83 84 85 STANDBY PWRON 1STKEY ENABLECHK OFF ANT_OFF ANT_ON ANT_FLASH ON MODSET MODESET_FREQ MO...

Page 51: ... Initializing SSDEC Step 3 Initializing SSDEC Step 4 Initializing SSDEC Step 5 Initializing SSDEC Step 6 Initializing SSDEC Step 7 4 11 MICRO Status2 Display format M2_XX_YY X XM operation mode 2 two effective digits of hexadecimal value Y XM operation mode 3 two effective digits of hexadecimal value _ Spacing character XM operation mode 2 table Mode number Mode name Description Completed the API ...

Page 52: ...Q1 Issuing the Service Extract command Waiting for the response to the Service Extract command Acquiring the next category number Acquiring the various labels Waiting for the acquisition of the various labels Starting to check the Extract status Checking the Extract status Checking the changes to the various program information Checking the antenna connection status Checking the Activation status ...

Page 53: ...tive digits of decimal value of terrestrial wave 2 1 D The quality of service QOS value a single effective digit decimal value 2 1 The two digit display may show from 0 to 99 If the display information is being acquired the display will show For 100 the display will show XX If a signal is not received the display will show NS 2 The single digit display may show from 0 to 9 If the display informati...

Page 54: ...he satellite wave 2 Read Solomon symbol error rate two effective digits of decimal value 3 D The satellite wave 2 Read Solomon non correction code word two effective digits of decimal value 4 1 The will be displayed while the system is acquiring the information N if the signal is not locked on D if only the demodulator is locked and T if both the TDM and demodulator are locked on 2 The two digit d...

Page 55: ...EC Status4 Display format 9____AAAA A The Extract error information 2 of the SSDEC four effective digits of hexadecimal value 4 22 MICRO VERSION Display format VERAAA B A Major version three effective digits of decimal value B Minor version a single effective digit of decimal value Display example If the Micro version is 4 7 the display will show VER004 7 ...

Page 56: ...ations indicated Remove the screw Remove the screw and then remove the Main Unit Removing the Case Fig 1 Remove the five screws and then remove the Case Main Unit Case Fig 2 Fig 1 7 GENERAL INFORMATION 7 1 DIAGNOSIS 7 1 1 DISASSEMBLY DSP Module Connector Connector RF Module ...

Page 57: ...M ANTENNA 57 GEX FM903XM Removing the RF Module Fig 3 Straight the tabs at two locations indicated and then remove the Holder Remove the solder and then straight the tabs at four locations indicated Remove the RF Module from the Main Unit Note Hold the RF Module at the connector side marked with white arrows in the Fig 2 Removing the DSP Module Fig 3 Remove the solder and then straight the tabs at...

Page 58: ...4 133 132 131 130 129 128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 FTESTOUT9 FTESTOUT8 FTESTOUT7 FTESTOUT6 FTESTOUT5 VDD3 VSS FTESTOUT4 FTESTOUT3 FTESTOUT2 FTESTOUT1 FTESTOUT0 MWE CAS RAS VDD VSS MDQ7 MDQ6 MDQ5 MDQ4 MDQ3 MDQ2 MDQ1 MDQ0 MDQM MCS1 MCS0 VDD3 VDD VSS MCKE MBS1 MBS0 MADD11 MADD10 TAGC Terr AGC IF2TD 9 0 IF2TA_N IF2TA_P TREFM TREFP TADCREF TINCM TVCMO ...

Page 59: ...1 VDD 25 49 DQ7 50 VSS 26 27 52 51 NC BA0 A11 NC VDDQ A0 A11 Address input BA0 BA1 Bank select address DQ0 DQ7 Data input output CLK Clock input CKE Clock enable cs Chip select ras Row address strobe cas Column address strobe we Write enable DQM Data input output mask VDD Power supply VSS GND VDDQ Data output power supply VSSQ Data output GND NC Not used K4S640832E TL1H 1 IN B 2 IN A 3 GND 4 OUT Y...

Page 60: ...DD7 45 GND7 44 NU USSIO1_SCLK 43 NU USSIO1_DATA 42 NU USSIO1_LRCLK 41 RS232_RX 80 RS232_TX 79 I958_OUT 78 VDD12 77 GND12 76 OCLK 75 SCKT 74 SDO 73 LRCKT 72 VDD_IO4 71 VDD11 70 GND11 69 DP_CLK 68 DP_DATA 67 DP_EN 66 TEST GPIO_3 65 INT2 GPIO_2 64 VDD10 63 GND10 62 INT1 GPIO_1 61 PCDC PCSD PC BITSTREAM INPUT INTERFACE USSIO 0 INPUT BUFFER SERVICE LAYER DEMUX DECRYPTION AUDIO DECODER OUTPUT BUFFER AUD...

Page 61: ...25 24 23 22 21 20 19 18 17 13 14 16 15 MODE CONTROL I F CRYSTAL OSC POWER SUPPLY POWER SUPPLY LOW PASS FILTER LOW PASS FILTER DIGITAL FILTER MODULATOR DAC DAC BPZ Cont SCK PCM1716E 3 1 2 3 4 5 RF 1 GND RF 3 Vcrl VCC AT 119 1 2 3 4 6 BIAS GND RFIN VCC RFOUT 5 GND BIAS MAX2644EXT 10dB 10dB DET DET 10dB DET 10dB DET OFFSET COMP N BAND GAP REFERENCE DET I V V I X2 1 2 3 4 5 6 7 8 RFIN ENBL VSET FLTR C...

Page 62: ...RF2325 1 2 3 VIN VOUT 5 4 GND NC1 NC2 Refernce Voltage S 81225SG QH 1 3 2 IFLA GNDD GNDR 4 8 7 6 5 AUXOUT GNDR NC IFLB 16 15 14 13 VDDI SCLK 12 11 10 9 SDATA GNDR VDDD IFOUT 17 18 19 20 21 22 23 24 NC GNDR GNDR GNDR RFOUT VDDR PWDNB XIN GNDD GNDI SENB Reference Amplifier XIN 1 2 RRF1 Phase Detect RF1 2 NRF1 RRF2 Phase Detect RF2 2 NRF2 RIF Phase Detect IF NIF IFDIV RFOUT IFOUT IFLA IFLB Power Down...

Page 63: ...4 13 12 11 RFHI RFLO IFLO LOIP MXOP MIDPOINT BIAS GENERATOR VMID IFHI BIAS GENERATOR VPS1 VPS2 PRUP COM1 COM2 VMID PTAT VOLTAGE IFOP DMIP IOUT FDIN FLTR QOUT GAIN GREF VQFO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 RF2 GND GND V1 V2 GND RFC GND GND GND GND RF1 GND GND GND GND SW 475 1A 3Y 2A GND VCC 1Y 3A 2Y 1 2 3 4 8 7 6 5 TC7W14FK VOUT VS IN IN VS 1 2 3 4 5 AD8061ART ...

Page 64: ...LL IC enable output 27 MODPDO O PLL IC communication data output 28 MODPCK O PLL IC communication data clock output 29 IPIN I IP BUS data input 30 IPOUT O IP BUS data output 31 DPDT O Display data output 32 KYDT I Key data input 33 CLK I Flash memory rewrite clock input 34 BUSY O Flash memory rewrite select output 35 DACDATA O DAC IC communication data output 36 TSI Not used 37 DACCLK O DAC IC com...

Page 65: ...rnal ROM chip select output 81 83 NC Not used 84 XMPW O Power supply control output XM TUNER Source ON 85 RFPW O RF Circuit power supply control output 86 90 NC Not used 91 SAT_ANT I Satellite antenna detect input 92 TER_ANT I TERRESTRIAL antenna detect input 93 95 NC Not used 96 AVSS Analog GND 97 NC Not used 98 VREF A D converter power supply 99 AVCC Analog power supply 100 XMDATAIN I RF Unit da...

Page 66: ... VOUT ADJ GND VDD VSS 1 2 3 VREF S 80827ANUP EDQ SHIFT REGISTER LATCH REFERENCE DIVIDER MAIN COUNT CK PRESCALER P4 XIN XOUT FMIN AMIN PD1 PD2 VDD VSS CHARGE PUMP PHASE DET P1 CE P2 DA P3 8 7 9 3 4 5 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 IN OUT CE CK DA P4 P1 P2 P3 AMIN FMIN VDD1 VDD2 PD1 PD2 VSS BU2611AFS REGULATOR 1 2 3 VCC GND OUT HA178L06UA ...

Page 67: ...67 GEX FM903XM 7 2 2 DISPLAY CAW1666 ...

Page 68: ...40 DISPPW H Pin 24 POWER key valid SYSPW H Pin 51 Starts communication with Grille microcomputer POWER ON 500ms 300ms In case of the above signal the communication with Grille microcomputer may fail ASENSFM L ASENSFM Pin 73 Completes power on operation XMPW H Pin 84 7 3 OPERATIONAL FLOW CHART ...

Page 69: ...69 GEX FM903XM 8 OPERATIONS AND SPECIFICATIONS 8 1 OPERATIONS 5 2 3 buttons POWER button Buttons 1 6 DISPLAY button BAND button MODE button Key Finder Basic Operation ADD ON MODE ...

Page 70: ...e from a strong FM broadcast Refer to FM Modulator Setting and change the setting Even if you switch this product OFF the FM car stereo remains switched ON When not listening to an XM broadcast switch this product OFF Leaving it switched ON reduces the sensitivity of your car radio Display changes as follows when you switch Channels or operate in other ways Channel Number Channel Name Selected Dis...

Page 71: ...y Green Terrestrial Yellow Satellite Black Black ground To vehicle metal body Fuse resistor Antenna Unit AN 90XM sold separately Connecting the Units When using ADD ON mode Antenna switching unit Yellow To terminal always supplied with power regardless of ignition switch position Red To electric terminal controlled by ignition switch 12 V DC ON OFF Fuse holder To FM car radio This Unit Antenna Inp...

Page 72: ...g unit 45 W 42 H 25 D mm 1 3 4 W 1 5 8 H 1 D in Weight Hide away tuner 0 85 kg 1 9 lbs Control unit 0 1 kg 0 2 lbs Antenna switching unit 0 15 kg 0 3 lbs XM tuner Frequency range 2 332 50 2 345 00 MHz Usable sensitivity Satellite 94 0 dBm Terrestrial 90 0 dBm Audio Signal to noise ratio 92 dB IHF A network Separation 75 dB FM modulator FM modulator usable frequency 87 9 88 1 88 3 88 5 88 7 88 9 89...

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