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SA-AK640P / SA-AK640PC

INE

: -B SIGNAL LINE

: MAIN SIGNAL LINE

CIRCUIT
BOOT1 VDDP1 IN1VDDAT VSSA1 PRBT SGND OSC IN1+

BOOT1

BOOT2

BOOT1

BOOT2

IN1VDDA2

VDDP1

VDDP2 VSSD

VDDA2

IN1VDDA2

VDDP1

VDDP2 VSSD

BOOT2

VDDP2 VSSD

VDDA1

OUT1 VSSP1 STAB1

VSSP2 OUT2

VSSA1 SGND

VDDA2

VSSA2 PRBT

OUT1 VSSP1 STAB1

VSSP2 OUT2

VSSA2 SGND

VSSA2 PRBT

OUT1 VSSP1 STAB1

VSSP2 OUT2

VSSA2 SGND

IN2IN2+ MODE

IN2IN2+ MODE

1

2

3

4

5

6

7

8

9 10 11 12 13 14 15 16 17 18 19 20 21 22 23

R5418 0

1

2

3

4

5

6

7

8

9 10 11 12 13 14 15 16 17 18 19 20 21 22 23

R5419 0
C5416 220P C5313 C5411 C5311 0.015 220P C5413 0.015 0.015 C5321 C5419 C5319 0.015 C5421 C5316

R5519 0 R5520 0 R5140 10

1

2

3

4

5

6

7

8

9 10 11 12 13 14 15 16 17 18 19 20 21 22 23

C5511

220P C5513 0.015

C5516

IN2IN2+ MODE

IC5301 C1BA00000407 2-CH DIGITAL AMP

IC5401 C1BA00000407 2-CH DIGITAL AMP

IC5501 C1BA00000407 2-CH DIGITAL AMP

SA-AK640P/PC POWER CIRCUIT

2/4

SGND

SGND

OSC

OSC

IN1+

IN1+

C5519

R5138 10

R5522 39K

0.015 C5521

R5142 10

0.1

0.1

0.1

0.1

0.1

C5310

0.1

C5410

C5510

0.1

7

R5139 W5511 10 0

R5523 1.2K

R5141 10
C5423 C5523 0 0.1

C5317

0.1

C5314 0.1

C5318 0.1

C5414 0.1

C5418 0.1

C5514 0.1

C5518 0.1

C5323

C5405 330P C5302 330P C5301 0.47 R5301 5.6K R5304 5.6K C5336 1000P W5507 0 C5337 1000P C5303 0.47 1 2 3 4 C5333 220P R5306 C5327 22 0.68 C5328 0.1 C5329 0 C5331 C5330 220P 220P C5332 220P R5308 R5307 L5301 G0C220Z00002 10 10 W5505 0 C5404 C5406 0.47 0.47 R5403 R5404 5.6K 5.6K W5506 0 C5436 1000P C5402 330P C5401 0.47 R5401 5.6K C5403 0.47 R5402 5.6K C5437 1000P 1 2 3 4 C5432 220P R5406 C5427 22 0.68 C5428 0.1 C5429 0 C5117 35V470P C5118 35V470P C5430 220P C5431 220P C5433 220P R5408 R5407 L5401 G0C220Z00002 C5424 R5405 22 0.68 C5425 0.1 C5426 0 10 10

C5505 330P W5505 0 C5506 C5504 0.47 0.47 R5504 R5503 5.6K 5.6K C5502 330P C5501 0.47 R5501 5.6K C5538 1000P C5503 0.47 R5502 5.6K 1 2 3 4 C5532 220P R5505 C5524 22 0.68 C5525 0.1 C5526 0 C5119 35V470P C5120 35V470P C5530 220P C5531 220P C5533 220P
10 R5143

C5305 330P C5306 0.47

R5508 R5507 L5501 G0C220Z00002 C5527 R5506 22 0.68 C5528 0.1 C5529 0

10 10

R5302 5.6K C5324 0.68

R5305 22 C5325 0.1 C5326 0

C5123 35V470P

C5124 35V470P

HL_L

SUBW

AGND

LQ_R

HL_R

AGND

LQ_L

L5402 J0JKB0000037

R5210 150 C5210 220P R5202 100K C5201 470P
100K

L5403 J0JKB0000037

L5503 J0JKB0000037

1

R5514 0

4 R5203 10K

1 1A 2 1Y 3 2A 4 2Y
R5206 1M

VCC 14 6A 13 6Y 12 Q5201

L5101 J0JKB0000037

L5102 J0JKB0000037 R5112 47K R5113 47K C5537 0.022 C5536 0.022 L5604 L5603,L5604 G0B9R5K00001 L5603 6 5 4 3 2 1 L5602 L5601 1 2 3 4 -SW +SW -L_LOW +L_LOW LEFT -L_HIGH SPEAKER +L_HIGH JK5102 + R_HIGH + R_LOW RIGHT - R_HIGH SPEAKER - R_LOW JK5101

R5205 W5504 0

C5203 X5202 100P H2A375300003 R5207 6.8K

IC5201 C0JBAB000011 LOGIC 5A

11

B1ABCF000176 FREQUENCY HOPPING B1ADCF000063 FREQUENCY HOPPING
SWITCH SWITCH Q5202 C5434 0.022 C5334 0.022 Q5103,Q5104 C5438 0.022 R5413 100K R5313 R5312 56K 150K R5412 220K R5513 330K R5512 270K C5335 0.022 C5435 0.022

5 3A 6 3Y 7 GND

5Y 10 4A 9 4Y 8

X5201 H2A415300001 C5208 6.3V680P C5204 100P

B1ABCF000176 FAN ON/OFF SWITCH
C5205 0.1

9

Q5104

Q5103
C5105 10V220 R5111 100K C5155 1000P D5126 B0ACCK000005 R5150 220K R5518 10K R5317 10K R5417 10K

C5343 0.022

L5601,L5602 G0B9R5K00001

R5151 150K R5147 2.2

Q5111 B1BACG000023 +15V REGULATOR

R5123 4.7
04

Q5101
E5101 C5107

+VCC1 1 +VCC2 2

74

L5502 J0JKB0000037

W5555

C5309 0.1

C5312 0.1

C5315 0.1

C5417

C5408

C5308 0.1

C5409 0.1

C5412 0.1

C5508

C5320 0.1

C5322 0.1

C5415 0.1

C5420 0.1

C5422 0.1

C5509 0.1

C5512 0.1

C5515 0.1

C5517

C5520 0.1

C5522 0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1

0.1