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DRX-2
I SCHEMATIC DIAGRAM
ANALOG: In/Out Audio (IOA)
1
2
REAR IN 2
F4106
AR
6
A
F4107
AL
7
5
T-331520-10-10
GND
5NESD
1941-C
GND
B
GND
5NESD
2505
AIN1R
1u0
C
2504
AIN1L
1u0
D
I528
2525
AFER
1u0
I527
2524
AFEL
1u0
E
2510
ARDAC
10u
2511
ALDAC
10u
F
1
2
154
U, A models
3
4
5
2506
1u0
GND
5NESD
5V
5N
2501
1u0
GND
I503
3506
100K
GND
I501
GND
I502
I504
I511
3502
100R
GND
GND
3509
I512
100R
-4.5V
I521
3528
4K7
7509
BC817-25W
GND
GND
3
4
5
6
7
5V
16
VDD
MSB
GND
7501
HEF4052BT
0V
LL
1
I514
3505
0V
5
LH
100K
0V
I513
HL
2
0V
4
HH
0V
12
LL
I516
LH
0V
14
I515
0V
15
HL
0V
HH
11
VSS
VEE
8
7
3514
5N
100K
3516
100K
3507
100R
5NESD
3511
0V
0V
100R
-4.5V
I522
3529
4K7
7511
BC817-25W
5NESD
GND
GND
6
7
8
9
10
I517/I529
I502/I504
I519
I520
9
10
LSB
A: D D C, 2 2 00mV/Div
A: D D C, 2 2 00mV/Div
LOGIC
1 1 00us/Div
1 1 00us/Div
5V
2515
47u 6.3V
2516
H
100n
0V
I505
I506
7504-A
L
3512
3
3
8
MC33078
0V
1K0
I517
1
ARADC
2
0V
4
0V
3513
1K0
2517
H
100n
2518
I508
13
L
47u 6.3V
0V
5N
6
0V
7504-B
5
8
MC33078
I529
7
ALADC
0V
6
GND
0V
4
3517
1K0
REAR OUT 2
F4406
6
AR
F4407
AL
7
5
T-331520-10-10
GND
1944-C
GND
GND
AROUT
ALOUT
8
9
10
1941-C A1
1944-C F10
2501 B3
2502 A7
2503 A3
2504 C2
2505 C2
2506 A3
2507 A5
2508 A6
2509 B3
2510 E2
A
2511 F2
2512 D8
2513 E4
2514 F4
2515 B10
2516 B10
2517 C10
2518 C10
2519 B9
2520 D9
2521 F8
2522 F8
2524 E2
B
2525 D2
3501 E3
3502 E4
3503 B3
3504 A3
3505 B6
3506 C5
3507 E7
3508 F3
3509 F4
3510 D3
3511 F7
3512 B9
C
3513 C9
3514 D7
3515 C9
3516 E7
3517 D9
3528 F5
3529 F6
3534 C3
6501 A2
6502 B2
6503 E7
6504 F7
7501 A7
7504-A B10
D
7504-B D9
7509 F5
7511 F6
F4106 A2
F4107 A2
F4406 E9
F4407 E9
I501 C3
I502 D3
I503 C3
I504 E3
I505 B8
I506 B9
E
I507 C9
I508 C8
I509 D9
I510 D9
I511 E3
I512 F3
I513 B7
I514 B7
I515 C7
I516 C7
I517 B10
I519 A8
I520 A8
F
I521 F5
I522 F6
I527 E2
I528 D2
I529 D10
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