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PBM4-MX_3.Sch

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Date:

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Sheet

Revision

Model No:

8-Jan-2005

SHUNG LIN

PBM4 DSP SECTION

3 of

PBM4

DSP-OUT-L

R153

15K

R132

56K

R154
12K

MAIN-BUS

AUX/DFX RET

1
2

3
4

COM

SW2

BINARY 4BIT ENCODER

1
2
4
8

PROGRAM

DSP-OUT-L

PIN1 CONN

DSP-OUT-R

CN8

HEADER 8X2

+5V

DSP-M-OUT

DSP-IN

C129
1U/50V

-VCC

SW3B

PS-22E85L-2

SW3A

PS-22E85L-2

R160

220R

DSP MUTE

+5V

PBM4 (3/

)

R142

680R

R143

680R

R144

680R

R145
680R

U14C

4580M

+VCC

-VCC

U15C

4580M

C112

100N

C111

100N

R140

100K

R155

220K

RLS4148

C126

47uF/50V

+VCC

-VCC

RLS4148

GND

VR22

W50K

U14B

4580M

U14A

4580M

C127

1N5

R27

10K

R26

10K

C38

22P

R28

10K

C37

22P

R73

2K2

R55

22K

EFFECT_IN

R159
220R

R84
6K8

LD1

RED

U15A

LM393

U15B

LM393

R157

4K7

+VCC

R29

10K

C107
100N

R111

R158

2M2

R161
820K

D11

RLS4148

PEAK(FLICKER)

MUTE(GLOW)

C124

47U/25V

R72
2K2

DSP-IN

TR1

J176

RLS4148

DSP-OUT-R

C123

3N3

U10B

4580M

R152

10R

R25

10K

R24

10K

C121

56P

R23

10K

MUTE

CLK

U17B

74HC109

+5V

R30

10K

U18A

74HC14

C131

100N

DGND

+5V

R31

10K

C132

1U/50V

U18B

74HC14

U18C

74HC14

DGND

OUT

CTR

U16A

NE555

C108

100N

DGND

+5V

R110

C130

220N

DGND

DSP-M-OUT

D10

RLS4148

R156
1M

C128

100N

MUTE

D13

RLS4148

D12

RLS4148

DGND

U18D

74HC14

U18F

74HC14

DGND

CLK

U17A

74HC109

DGND

U18E

74HC14

DGND

U18G

74HC14

U17C

74HC109

C114

100N

C113

100N

+5V

DGND

C133

10UF/25V

U16B

NE555

R162
0R0

C110

100N

C109

100N

RTN_L

RTN_R

R164

27K

R163

27K

FOOTSW

R176
22K

R175

10K

TR2

7805

+VCC

C148

220U/16V

R33

82R 1/4W

C147

10UF/25V

Содержание PBM4 SISTEMA

Страница 1: ...www altoproaudio com Version 2 0 MODEL PS 4LA MODEL PBM4...

Страница 2: ...CONTENT 1 Function Introduction 2 2 Specification 2 3 Block Diagram 3 4 Schematic Diagram 4 5 Wiring Diagram 9 6 PCB Layout 10 7 Test Procedure 17 8 Exploded Views Mechanical Parts List 25 9 BOM 29 1...

Страница 3: ...hannel Insert return 2 5kOhm All other inputs 10kOhm or greater Tape out 1kOhm Impedance All other outputs 120Ohm Hi shelving 15dB 12kHz Equalization Low shelving 15dB 80Hz DSP Section A D and D A con...

Страница 4: ...AGRAM 10dB 10dB 2 STAGE EQ LOW HI LEVEL DFX SEND DFX DSP 0dB 6dB CH INPUT CH1 4 DFX DSP OFF ON HA ALTO PBM4 MAIN BUS MAIN BUS FX RETURN MAIN BUS 3c 5e 1a 4d 2b T R S RN TN DSP BOARD PRESETS MUTE DSP F...

Страница 5: ...R15 61 9K R19 61 9K R7 2 2K R18 3 48K R16 3 48K R8 100 R4 1K R1 33K D3 IN4004 D6 IN4004 D4 IN4004 D5 IN4004 Q1 2N5551 C10 100NF C9 47UF 25V C4 100NF C7 100NF C8 100UF 50V C3 100UF 50V R6 1K R2 33K C12...

Страница 6: ...47U 25V R39 22K VR7 W50K FX SEND 2 1 3 4 J5 JY5042 030G CH3 INPUT CGND C5 47U 50V R64 2K2 R6 6K8 R13 10K R4 6K8 PHANTOM C6 47U 50V R69 2K2 3c 5e 1a 4d 2b J6 SCJ 0658 1 Y C14 47U 25V R68 22K C13 47U 25...

Страница 7: ...7 8 CN5 CN2 0 8P 180 R147 27K VR21 W50K C65 47U 25V C64 47U 25V R52 22K R148 7K5 MONITOR OUT R120 36K C36 22P R54 22K R53 22K 5 6 7 U12B 4580M MAIN POWER OUTPUT TO AMPLIFIER BOARD MIN LOAD 8OHMS R151...

Страница 8: ...FFECT_IN R159 220R R84 6K8 LD1 RED 3 2 1 U15A LM393 5 6 7 U15B LM393 R157 4K7 VCC R29 10K C107 100N R111 1M R158 2M2 R161 820K D11 RLS4148 PEAK FLICKER MUTE GLOW C124 47U 25V R72 2K2 DSP IN S 2 D 1 G...

Страница 9: ...Hz FREQUENCY BAND 3 2 1 UF3A 4580V 5 6 7 UF4B 4580V CF5_1 10N CF9_1 1N RF5_1 47K RF9_1 27K RF5_2 2K7 RF9_2 2K2 CF5_2 10N CF9_2 1N RF5_3 47K RF9_3 27K RF5_4 47K RF9_4 27K RF5_5 18K RF9_5 18K MON_EQ_OOL...

Страница 10: ...D C B A Title Number Revision Size B Date 3 Feb 2005 Sheet of File PBM4 Drawn By PBM4 WIRING DIAGRAM PING LU TANG PBM4 WIRING DIAGRAM F1 FUSE1 S1 SW SPST T1 TRANS4 AC 230V 1 2 3 4 D1 BRIDGE1 IN OUT M...

Страница 11: ...0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6 PCB Layout 1 PCB PBM4 MX BOTTOM LAYER PCB PBM4 MX BOTTOM LAYER 10...

Страница 12: ...PCB PBM4 MX BOTTOMOVERLAY 11...

Страница 13: ...0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 00 00 0 0 0 0 0 0 00 00 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 00 0 0 00 0 0 0 0 0 0 0 0 0 0 0...

Страница 14: ...PCB PBM MX TOPOVERLAY 13...

Страница 15: ...2 PBM4 AMP PCB PBM4 AMP BOTTOM LAYER PCB PBM4 AMP BOTTOMOVERLAY 14...

Страница 16: ...PCB PBM4 AMP TOP LAYER PCB PBM4 AMP TOPOVERLAY 15...

Страница 17: ...3 313123 2 PCB 313123 2 TOP LAYER PCB 313123 2 BOTTOM LAYER PCB 313123 2 TOPOVERLAY 16...

Страница 18: ...heet of File PBM4 Drawn By Oscillograph OUTPUT INPUT CH1 CH2 CH1 L CH2 H 7724 V A 888888 888888 110V 220V OFF SHORT UNSWITCH 110 220 Load OUT DCIN VOL Load Sel 20A AUX NOR L NOR L AC DCUT 2A AMPERAS A...

Страница 19: ...knobs correspond to CH1 CH4 to the maximum Turn off DSP the MAIN OUT indicator lights up when the AP signal input from LINE IN jack of each channel Set the AP output balanced when you test 3 Test DF F...

Страница 20: ...2 Adjusting LEVEL knob the output should be changed accordingly MONTOR OUT LEFT 23dBu 3dBu distortion 0 2 Adjusting MONITOR knob the output should be changed accordingly FX SEND About 72dBu 3dBu APE...

Страница 21: ...of corresponding channel to make MAIN OUT is 0dBu Turn the EQ of HIGH and LOW for corresponding channel to the middle position Scan the curve of FREQUENCY RESPONSE Refer to the yellow curve for the re...

Страница 22: ...60 1K 6 3K to the bottom Scan the curve of FREQUENCY RESPONSE refer to the red curve for the result C Set the slide potentiometer 63 400 2 5K 16K to the top Set the slide potentiometer 160 1K 6 3K to...

Страница 23: ...ise during test and the output should be changed accordingly Turn on off the switch twice it should be no noise Company preset Turn all LEVEL knobs to the minimum Set the PHANTOM switch to OFF positio...

Страница 24: ...0KHZ ______dB MONITOR FLAT MONITOR NO TAPE MAX TUNER MAX PRIORITY AUX1 2 TAPE TUNER TEL PAGING ma G T___dB G R___dB FLAT ZONE PAGING ALL Z1 Z2 Z3 Z4 AC OUTPUT REMOTE 9 6 3KHz 10dB AM FM MIC1 1KHz____d...

Страница 25: ...dB 24V dB dB UNBAL dB dB MIC dB dB LINE dB dB 24V dB dB UNBAL dB dB Remark 1 Input at 1KHz MIC 2 MIC 3 MIC 4 MIC 5 AUX1 AUX2 AUX3 MIC 1 FLAT Rated Output__60_w Load__8__ FLAT Output at 1w REF 3dB Loa...

Страница 26: ...8 Exploded Views Mechanical Part List 25...

Страница 27: ...NI01957 Rear cover PAM5 1 3 MG00550 Screw M4 35 8 4 MG00370 Screw M8 14 2 1 25PH 2 5 ME00094 Nut M8 1 25PH 4 6 MF00097 Washer 32 9 2t PAM 5 4 7 MG00387 Screw M3 20 6 8 MG00051 Screw M3 16 10 9 HK0501...

Страница 28: ...27...

Страница 29: ...28...

Страница 30: ...3 NB03375 cushion PBM4 up_V1 0 24 HJ00006 desiccant 30g 25 HK05013 faceplate PBM4 MX 26 MA05457 panel PBM4 ALTO_V1 0 27 MA05454 panel PBM4 28 MA05453 panel PBM4 1 0t 162 4 293 4_V1 1 29 MJ00058 single...

Страница 31: ...ytic capacitor 220uF 16V 8 11mm C148 73 RA01117 fixed resistor 1 4W 22 R134 R133 74 CB00194 electrolytic capacitor 47uF 25V 5 11mm C7 C8 C9 C10 C11 C12 C13 C14 C15 C16 C17 C18 C19 C20 C47 C48 C49 C50...

Страница 32: ...0 RD00091 SMD fixed resistor 1 10W 3 3K 5 0603 RF8 2 111 RD00092 SMD fixed resistor 1 10W 3 9K 5 0603 R97 R98 R99 R100 R101 R102 R103 R104 112 RD00026 SMD fixed resistor 1 8W 3 9K 5 0805 R151 113 CI00...

Страница 33: ...3 R28 R27 R23 R24 R29 R30 R25 R26 154 RD00101 SMD fixed resistor 1 10W 10K 5 0603 R32 R31 R1 155 RD00125 SMD fixed resistor 1 10W 1 0M 5 0603 R2 156 RE00006 SMD resistor networks 1 16W 100 4 5 8P 0603...

Страница 34: ...197 NI02603 plastic nut 6 198 MI02503 heat sink PBM4S 10 8 76 2 140 0 103Kg_V1 0 199 MG00041 screw M3 6 200 MI02527 fixed bracket PBM4S 105 85 41 1 5t_V1 1 201 MJ00069 iron board 1 5 2135 1220 30 67kg...

Страница 35: ...capacitor 330uF 16V 8 11mm C19 242 RA00452 precise resistor 1 4W 100 M type R8 243 RA00468 precise resistor 1 4W 1 00K M type R4 R6 244 RA00544 precise resistor 1 4W 33 0K M type R1 R2 245 RA00490 pr...

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