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Cambridge Audio azur 540R V2.0, Service Manual

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Cambridge Audio azur 540R V2.0 Service Manual Download Page 27

Cambridge Audio Azur 540R V2.0 AV Receiver

Co-axial in/out / Control Bus PCB Schematic

L8

FB

C62
104

GND

C63
100/10

1

2

14

IC9A

74HCU04D

13

12

7

IC9F
74HCU04D

1

2

9

9

3

4

10

10

5

6

7

8

JK1
AV4-8.4-14/EC

C67
105

C68
105

C69
105

C70
105

C71

105

C72
105

GND

R68
75

R65

10

C64

104

R78

10K

C73

8P

GND

GND

CD-COAX IN

DVD-COAX IN

COAX OUT

TO

COAX

BRD

1

1

2

2

3

3

4

4

5

5

6

6

CN6

6P2.0

V1/V2-COAX IN

3

4

IC9B

74HCU04D

11

10

IC9E
74HCU04D

R66

10

C65

104

R79

10K

C74

8P

5

6

IC9C

74HCU04D

9

8

IC9D
74HCU04D

R67

10

C66

104

R80

10K

C75

8P

GND

R70
75

GND

R77
75

GND

G1

G1

G2

G2

S

JK2
AV-8.4-8/ES

C77
105

2

1

3

4

U6

LTV817A

R41

220

1

1

2

2

3

3

CN7

3P2.0

R42

4.7K

Q1
C3361

R59
4.7K

RGND

To enhance viewing, please print to A3

27

Summary of Contents for azur 540R V2.0

Page 1: ...ighted less than 0 05 Line Input Input Impedances 150mV 47k Frequency Response 20Hz 25KHz 0 5 1dB Tone Control Range Bass 6dB Treble 6dB S N ratio ref 1W 8 Ohm 75dB Subwoofer Output Rated Output Impedance 150mV 10k Frequency Response 10Hz 300Hz 3dB FM Tuner Section Frequency Range 87 5 108MHz Sensitivity 14dB 5uV Antenna Terminal 75 ohm unbalanced AM Tuner Section Frequency Range 522 1629kHz 9kHz ...

Page 2: ... Speaker Protection 17 Main Video Out Speaker Connections PCB Board Layout 18 OSD PCB Schematic 19 OSD Co axial in out Connect Board B Control Bus 20 21 YUV PCB Schematic 22 YUV PCB Layout 23 Input Outputs PCB Schematic 24 Display Board PCB Schematic 25 Display Volume AV3 PCB Layout 26 Co axial in out Control Bus PCB Schematic 27 Connect Board B 28 Connect Down PCB 29 30 AC Input Relay Headphones ...

Page 3: ...ect the Manual tuning mode press it the third time to select the Preset tuning mode then by pressing the Tuning button to select a preset station pressing and holding this button in any of the modes above for 5 seconds brings up the MEM icon and display the next available preset for storing the current frequency 16 V ideo2 When the line output of an external player is connected to the AV 2 termina...

Page 4: ...Cambridge Azur 540R V2 0 AV Receiver Remote Control 1 5 8 11 13 16 19 23 26 29 21 25 22 18 17 12 9 6 3 2 10 30 7 20 4 14 15 24 28 27 4 ...

Page 5: ... Direct Press this button to select the 6 1 analogue input 9 Test Tone To balance speakers in Dolby Digital or Dolby Pro Logic mode 24 PT Y In FM state press this button the current program type appears on the display using Tuning to select the program type you desire 10 CH Select Select channels by pushing this button then use volume key to balance speakers 25 APS Allocates and memorizes radio st...

Page 6: ...al audio output to the digital optical input of another amplifier external recording device or decoder 8 C oax Out digital audio output to the digital coaxial input of another amplifier external recording device or decoder 9 Contr ol Bus terminal This terminal is used for our system controlling 10 C omponentVideoIn DVD connect to the Cr Cb Y terminal of a DVD player Video 1 Video 2 connect to the ...

Page 7: ...Cambridge Audio Azur 540R V2 0 AV Receiver Exploded Diagram To enhance viewing please print to A3 7 ...

Page 8: ... N O I T A R O C E D 1 1 0 0 0 1 0 1 1 3 9 7 2 2 23 0054 1083 2005 AV3 PCB 1 4 D A P T O O F 1 0 0 0 0 6 0 1 1 3 9 7 4 2 4 T O O F 1 1 0 0 0 5 0 1 1 3 9 7 5 2 4 8 X 0 3 M B 0 0 0 1 8 0 0 3 2 1 0 5 6 2 27 7531 1040 0000 540R front support right assy 1 1 T H G I R R E V O C E D I S 1 1 0 0 0 2 0 1 1 3 4 6 8 2 29 7531 1050 0000 540R rear support right assy 1 30 7531 1020 0000 540R front support left ...

Page 9: ...5040 0300 0000 SPRING WASHER 2 0 3 60 5030 0800 3210 WASH 3 2 x 8 0 x 1 0mm 2 1 R E M R O F S N A R T 0 0 0 0 5 1 0 1 0 0 0 4 1 6 62 5020 8012 0201 NUT 1 8 1 3 M R E H S A W G N I R P S 1 0 0 0 0 0 0 3 0 4 0 5 3 6 1 L A E R U T A R E P M E T 0 0 0 0 0 5 0 1 1 3 9 5 4 6 65 0054 1140 1002 YUV PCB 1 2 4 8 x 0 3 A P W E R C S 0 0 0 8 0 0 3 3 1 0 5 6 6 1 R E V O C K C A B 1 1 1 0 0 3 0 1 1 3 3 6 7 6 68...

Page 10: ...P 4P J200 4P CN17 2P CN1 6P CN5 6P J1 16P J2 16P CN5 7P J1 7P CN10 5P J2 5P CN2 5P 13P CN4 13P CN1 5P CN3 5P CN5 7P CN6 7P CN1 6P CN3 6P CN2 6P CN5 6P 2P 3P 7P CN20 10P CN16 2P CN4 2P HEAT VARIABLE RESISTOR Transformer Transformer Earphone Board Display Board AV3 Board Volume Board Main Board Decoder Board Relay Board YUV Board Remote Board Speaker Board Switch Board Coaxial Board OSD Board Upgrad...

Page 11: ...6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 16P 14 14 15 15 16 16 CN5 16P1 0 9 78 5 78 1 72 781 5 1 2 3 4 5 6 7 8 9 10 11 12 13 CN4 13P 1 0 78 78 78 7 1 5 6 7 78 5 6 78 7 287 1 1 R38 10K DGND1 29 3 21 2 087 087 3 7 1 72 0 1 5 1 1 2 2 3 3 4 4 5 5 6 6 7 7 7P J1 7P2 0 38 9 5 6 7 9 2 21 2 237 21 2 1 237 1 9 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 10P CN6 10P2 0 540R V2 7P2 0 1 AGND VOL DATA DGND VOL CLK R...

Page 12: ...78 VIDEO LO 79 AGND 80 AGND 73 ING SW INPUT SELECT VOL DSP FR 26 DSP FL 27 DSP C 28 DSP SR 29 DSP SL 30 DSP CB 31 DSP SW 32 FR O 54 FL O 53 SW O 46 AGND 47 CB O 48 SL O 49 SR O 50 C O 51 AGND 52 BAS1 55 BAS2 56 BAS3 57 BAS4 58 TRE1 59 TRE2 60 AGND 61 DVD FR 15 DVD FL 16 DVD C 17 DVD SR 18 DVD SL 19 DVD CB 20 DVD SW 21 FR VI 64 FR SO 65 FL SO 63 FL VI 62 C SO 43 C VI 44 SR VI 42 SR SO 41 SL SO 39 C...

Page 13: ...0 25 C118 104 VIN 1 GND 2 VOUT 3 U2 KA7812 C143 47 25 C120 104 C140 3300 25 C121 104 C144 47 25 C119 104 VIN 2 GND 1 VOUT 3 U4 KA7912A 12V 12V R169 1W 0 22 RF R170 1W 0 22 RF R168 1W 0 22 RF I 3 A 1 O 2 U3 LD1117DT25 C116 104 C142 47 25 C117 104 AGND 2 5VD AGND 2 5V 5VD DGND DGND IN 1 1 IN 2 3 AGND 2 AGND 4 VEE 5 AGND 6 VCC 7 CLK 8 DATA 9 MUTE 10 DGND 11 SEL 12 OUT 2 13 OUT 1 14 LOGIC IC15 BD3812F...

Page 14: ...Cambridge Audio Azur 540R V2 0 AV Receiver Decoder PCB Board Layout 1 of 2 10 To enhance viewing please print to A3 14 ...

Page 15: ...Cambridge Audio Azur 540R V2 0 AV Receiver Decoder PCB Board Layout 2 of 2 To enhance viewing please print to A3 15 ...

Page 16: ...2DSB282J TEMP SENSOR 5V TO FUSE BRD 14V ON OFF GND 3 2 1 16 5V 16 5V 1 5A 1 5A 7 5V 1 5A 5 4 TO DEODER BRD 5P2 5 TO FUSE BRD 2P2 5 Q87 C2458 R245 22K R246 100K R247 22K R249 15K R248 680K C109 2200U 10 SYS MUTE 55V D44 1N4001 R243 4 7K R244 470 C108 22U 25 Q86 A1015 RELAY STOP 1 2 CN3 2P 2 0 1 2 CN1 2P 2 5 1 2 3 4 5 6 CN5 6P 2 0 P ON OFF SYS MUTE M RELAY GND MUTE DELAY FROM DECODER PH DET PH DET R...

Page 17: ...16 220 R212 100 C90 20P C91 47UF 50V C89 12P R211 47K R208 470K R207 8 2K R210 1 5K R209 1 8K R206 1K R205 1 2K R204 1 8K C87 122M C85 47P C84 152M R203 47K R202 820 C83 10U 16V R201 100K Q73 C2878 R199 6 8K S 12V 55V 55V C IN DW13 6A3 DW14 6A3 R217 5 6K 0 25W C86 102 C88 100U 16 SYS MUTE FL channel K1A JZC 42F J K2C JZC 42F J K3C JZC 42F K2B JZC 42F K3B JZC 42F Q45 C2073 Q43 D946BR Q42 C2705 Q39 ...

Page 18: ...Cambridge Audio Azur 540R V2 0 AV Receiver Main Video Out Speaker Connections PCB Board Layout To enhance viewing please print to A3 18 ...

Page 19: ...RD TO COAX BRD R4 75 D 5V DGND CS SCLK SIN FROM DECODER BOARD R10 10 VGND R49 10 R46 10 VGND C27 473 C28 473 C22 105 C21 105 OSD_V R89 56 BYPASS_S Y 5V 5V D 5V C38 681 C46 24P C47 24P Q4 C3361 C7 100 10 C8 100 10 R61 180 R62 220 C48 100 10 C49 104 VGND Y1 1 Y0 2 VEE 7 VSS 8 Y COM 15 VDD 16 X1 13 X0 12 X COM 14 Z1 3 Z0 5 Z COM 4 A 11 B 10 C 9 INH 6 IC6 TC74HC4053AF VGND R63 10 C51 473 C53 473 C52 1...

Page 20: ...Cambridge Audio Azur 540R V2 0 AV Receiver OSD Co axial In Out Connect Board B Control Bus PCB Board Layout To enhance viewing please print to A3 20 ...

Page 21: ...Cambridge Audio Azur 540R V2 0 AV Receiver OSD Connect Board B Co axial in out Control Bus PCB Schematic To enhance viewing please print to A3 21 ...

Page 22: ...053AF VGND R13 10 R12 10 VGND C29 104 C28 104 C14 47 16 C12 47 16 C13 47 16 R9 10K R10 10K VGND R11 10K R14 75 R15 75 R16 75 C25 47P C23 47P C26 104 C27 104 VGND VGND VIN 1 GND 2 VOUT 3 IC1 KA7805 VIN 2 GND 1 VOUT 3 IC2 NJM7905FA C2 2200 16 C3 2200 16 1 1 2 2 3 3 CN1 3P2 5 C1 103M 100V R1 FR0 22 0 5W R2 FR0 22 0 5W C4 100 10 C6 104 C5 100 10 C7 104 C8 104 C10 104 R3 75 R4 75 R5 75 R6 75 R7 75 R8 7...

Page 23: ...Cambridge Audio Azur 540R V2 0 AV Receiver YUVPCBBoardLayout To enhance viewing please print to A3 23 ...

Page 24: ...er out put port 1 2 3 CN7 3P 2 5 1 2 3 4 5 6 7 CN20 7P 2 5 R41 1 4W10 R86 1 4W10 R98 1 4W10 C44 104 C48 104 C50 104 1GND R108 1 4W10 R110 1 4W10 R114 1 4W10 C53 104 C55 104 C57 104 2GND 3GND 4GND C77 104 C73 104 C72 104 C78 104 C79 104 C80 104 1GND 2GND 3GND 4GND CE 2GND 3GND 4GND 1 2 CN23 2P2 5 5GND 6GND 5GND 6GND C114 330P C112 330P C129 330P C126 330P C128 330P C125 330P C122 104 C123 104 C127 ...

Page 25: ...2 3 4 S4 1 2 3 4 C1 0 1uF S7 1 2 3 4 S6 1 2 3 4 S5 1 2 3 4 S11 1 2 3 4 S10 1 2 3 4 S9 1 2 3 4 S8 1 2 3 4 S12 1 2 3 4 D3 1N4148 1 2 D2 1N4148 1 2 D1 1N4148 1 2 IR1 RPM 638CBR L 1 2 3 R1 56K R12 1K R31 3K3 D9 1N4148 1 2 R16 100K Q7 2SC2120 3 1 2 R30 18K Q8 A1015 3 1 2 Q6 A1015 3 1 2 R28 18K Q5 2SC2120 3 1 2 R29 3K3 R11 1K R8 1K R17 1K R13 100K R15 1K Q2 2SC2120 3 1 2 R35 3K3 Q12 A1015 3 1 2 R20 1K R...

Page 26: ...Cambridge Audio Azur 540R V2 0 AV Receiver Display Volume AV3 PCB Layout To enhance viewing please print to A3 26 ...

Page 27: ...68 75 R65 10 C64 104 R78 10K C73 8P GND GND CD COAX IN DVD COAX IN COAX OUT TO COAX BRD 1 1 2 2 3 3 4 4 5 5 6 6 CN6 6P2 0 V1 V2 COAX IN 3 4 IC9B 74HCU04D 11 10 IC9E 74HCU04D R66 10 C65 104 R79 10K C74 8P 5 6 IC9C 74HCU04D 9 8 IC9D 74HCU04D R67 10 C66 104 R80 10K C75 8P GND R70 75 GND R77 75 GND G1 G1 G2 G2 S JK2 AV 8 4 8 ES C77 105 2 1 3 4 U6 LTV817A R41 220 1 1 2 2 3 3 CN7 3P2 0 R42 4 7K Q1 C3361...

Page 28: ... IN TAPE R IN SW OUT BS OUT SL OUT SR OUT C OUT FL OUT FR OUT 1 2 4 3 5 6 8 7 9 10 12 11 13 14 40 15 41 18 20 19 21 22 24 23 25 26 28 27 29 30 32 31 33 34 36 35 37 38 16 39 17 42 44 43 45 46 48 47 49 50 52 51 53 54 56 55 57 58 60 59 CN9 PH2 0 2 28P 180 H4 3 1 2 4 3 5 6 8 7 9 10 12 11 13 14 40 15 41 18 20 19 21 22 24 23 25 26 28 27 29 30 32 31 33 34 36 35 37 38 16 39 17 42 44 43 45 46 48 47 49 50 5...

Page 29: ...DEO1 R IN VIDEO2 L IN VIDEO2 R IN CD AUX L IN CD AUX R IN VIDEO3 L IN VIDEO3 R IN TAPE L IN TAPE R IN SW OUT BS OUT SL OUT SR OUT C OUT FL OUT FR OUT ANALOG IN TO connect board B CONNECT DOWN REC L OUT REC R OUT DVD L IN DVD R IN VIDEO1 L IN VIDEO1 R IN VIDEO2 L IN VIDEO2 R IN CD AUX L IN CD AUX R IN TAPE L IN TAPE R IN 1 2 4 3 5 6 8 7 9 10 12 11 13 14 40 15 41 18 20 19 21 22 24 23 25 26 28 27 29 ...

Page 30: ...Cambridge Audio Azur 540R V2 0 AV Receiver Connect Down PCB Schematic To enhance viewing please print to A3 30 ...

Page 31: ...2 3 CN4 2P7 92 1 2 3 CN2 2P7 92 1 2 3 CN3 2P7 92 C2 103MAC250V TO MAIN BOARD 14V P ON OFF GND FUSE BOARD 1 2 4 5 K 3 7 8 K MIC1 MIC1 R6 1 2K 1W R7 1 2K 1W R4 10 R5 10 C4 104 C5 104 1 2 3 4 J1 4P2 0 C6 104 J TO MAIN BRD Hear Phones board C3 220 10 AC220 240V 50 60Hz IN TRANS1 CC2 0 22 275VAC CC1 0 22 275VAC L1 1 2 3 2P7 92 CN1 1 2 3 2P7 92 CN2 FILTER BOARD D1 IN4148 Q1 C2120 To enhance viewing plea...

Page 32: ...Cambridge Audio Azur 540R V2 0 AV Receiver AC Relay Headphones PCB Schematic To enhance viewing please print to A3 32 ...

Page 33: ... 7 7 C 3 7 C 2 7 C 7 5 C 5 5 C 3 5 C 0 5 C 8 4 C 4 4 C 2 4 C 7 1 C 4 0 1 6 1 1 4 7U 25 C40 2 330P C81 C82 2 470U 25 C96 C101 3 104M C97 C98 C105 2 10000U 63 C99 C100 1 47U 16 C102 2 10U 50 C103 C180 1 47U 35 C104 1 1000U 25 C106 1 330U 63 C107 1 22U 25 C108 1 2200U 10 C109 25 330P C111 C112 C113 C114 C124 C125 C126 C127 C128 C129 C144 C145 C146 C147 C148 C149 C153 C154 C155 C156 C157 C162 C163 C16...

Page 34: ... R44 R97 R132 R199 2 100K R3 R38 R39 R47 R48 R99 R134 R201 R246 0 3 2 R 2 0 2 R 5 3 1 R 0 0 1 R 0 5 R 9 4 R 4 R 0 2 8 1 1 47K R5 R13 R32 R33 R51 R52 R65 R66 R102 R113 R124 12 1 8K R6 R11 R53 R54 R62 R103 R111 R137 R143 R144 R204 R209 6 1 2K R7 R55 R105 R138 R139 R205 R232 6 0 2 R 5 6 1 R 0 4 1 R 6 0 1 R 7 5 R 6 5 R 0 4 R 6 3 R 6 2 R 8 R K 1 6 12 8 2K R9 R58 R59 R107 R141 R198 R207 1 470K R10 R60 R...

Page 35: ...7 C 0 7 C 9 6 C 8 6 C 7 6 C 5 0 1 7 5 7 C 4 7 C 3 7 C P 8 3 1 6P2 0 CN6 1 3P2 0 CN7 1 74HCU04D IC9 1 AV4 8 4 14 EC JK1 1 AV 8 4 8 ES JK2 8 L B F 1 1 C3361 Q1 1 4 R 0 2 2 1 2 4 7K R42 R59 7 6 R 6 6 R 5 6 R 0 1 3 7 7 R 0 7 R 8 6 R 5 7 3 3 10K R78 R79 R80 1 LTV817A U6 Bill of Material for CON Bom Used Part Type Designator 1 PH2 0 2 28P DIP 180 CN8 1 PH2 0 2 28P 180 H4 3 CN9 Bill of Material for VIDEO...

Page 36: ...04D IC8 1 NJM2267 IC10 2 P J 1 P J 0 2 0 2 L 3 1 L 1 1 L 0 1 L 9 L 7 L 6 L 5 L 4 L 3 L 2 L 1 L B F 2 1 1 33uH L12 1 56uH L14 4 DASW 02 P1 P2 P3 P4 5 C3361 Q3 Q4 Q5 Q6 Q9 1 A1331 Q8 9 2 R 8 2 R 7 2 R 4 2 R 2 2 R 1 2 R 0 2 R 9 1 R 8 1 R 7 1 R 3 1 R 2 1 R 1 1 R 5 R 4 R 3 R 2 R 1 R 5 7 3 7 R 1 7 R 2 6 R 6 R 0 3 3 4 2 4 7K R7 R54 9 8 R 2 5 R 5 2 R 3 2 R 9 R 8 R 0 0 1 6 2 7 R 4 6 R 3 6 R 7 5 R 3 5 R 1 5...

Page 37: ... TC74HC4053AF IC3 1 NJM2581M IC4 3 AV3 8 4 14 EC JK1 JK2 JK3 1 DT 4114L 9 5mm K1 2 47uH L1 L2 2 FR0 22 0 25W R1 R2 9 10K R3 R4 R5 R6 R7 R8 R9 R10 R11 3 1 R 2 1 R 0 1 2 6 1 R 5 1 R 4 1 R 5 7 3 7 1 R 1 1 Bill Of Materials for Display Coax Bom Used Part Type Designator Description 3 0 1uF C1 C3 C7 1 10 0 10 C2 1 100 16 C4 0 1 C 8 C 3 0 1 2 4 1 C 2 1 C 1 1 C 9 C 4 0 1 4 1 10 0 16 C13 1 100 10 C15 8 1 ...

Page 38: ...3 R16 R19 R22 6 18K R24 R26 R28 R30 R32 R34 6 3K3 R25 R27 R29 R31 R33 R35 2 22K R43 R44 1 1K5 R45 0 5 R 6 4 R M 1 2 1 6 R 0 6 R 2 5 R 8 4 R 5 7 4 2 10M R49 R53 4 5 R 0 3 4 1 5 5 R 1 9 1 1 6K8 R56 17 DT4113F S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S16 S17 S18 S19 S20 1 P T X 1 1 HL D135A U1 1 UPD16311 U2 1 TC4094 DIP16 U4 1 74HCU04D U5 1 EC16B241047AA VR3 38 ...

Page 39: ...7 Q8 11 QS 9 CS 10 CLK 3 SDA 2 STR 1 OE 15 VDD 16 VSS 8 VIN1 1 VIN2 8 VO1 4 VO2 5 VS1 3 VS2 6 GND 2 VCC 7 IC4 NJM2267 VSS1 1 XtalIN 2 XtalOUT 3 CTRL1 mute 4 HFTONout 5 OSCin 6 OSCout 7 SYNCjdg 8 CS 9 SCLK 10 SIN 11 VDD2 12 CVout 13 VSS2 14 CVin 15 VDD1 16 SYNin 17 SEPc 18 SEPout 19 SEPin 20 CTRL2 21 CDCLK 22 RST 23 VDD1 24 IC5 LC74786M 1 2 14 74HCU04D 13 12 7 3 4 11 10 5 6 9 8 TC4094AFN VIN 1 GND ...

Page 40: ... IE 11 QD 8 VCC 14 GND 7 QE 10 IC10 74LVU04D AOUTA1 36 AOUTA1 37 AOUTB1 35 AOUTB1 34 AOUTA2 32 AOUTA2 33 AOUTB2 31 AOUTB2 30 AOUTA3 28 AOUTA3 29 AOUTB3 27 AOUTB3 26 AOUTA4 22 AOUTA4 23 AOUTB4 21 AOUTB4 20 MUTEC 38 AINL 15 AINL 16 AINR 14 AINR 13 VQ 17 FILT 18 REF GND 19 LPFLT 39 AGND 40 AGND 25 DGND 52 DGND 5 VLC 6 VD 4 VD 51 VARX 41 VA 24 RMCK 55 SAI_SCLK 61 SAI_LRCK 60 SAI_SDOUT 54 CX_SCLK 2 CX_...

Page 41: ...med for CU version PF060 IC11 MCU Europe version 540R V2 SM5964C40J programmed for EU version PF061 IC17 volume 540R V2 BD3816K1 PF062 VR3 master volume encoder 540R V2 EC16B241047AA PF063 0054 1303 2005 540R V2 Main Board 2 V R 0 4 5 R O F R E V L I S R E V O C T N O R F 3 V A 4 6 0 F P PF065 LC74786M IC LC74786M for 540R V2 PF066 0054 1030 0004 Display PCB for 540R V2 PF071 1350 0006 3014 6A3 54...

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