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DRX-2
I SCHEMATIC DIAGRAM
ANALOG: In/Out Video (IOV)
1
2
3
VGNSTBY
5VSTBY
5SW
12VSTBY
5NSTBY
3454
F499
1K
A
VGNSTBY
5VSTBY
5SW
12VSTBY
5NSTBY
GND
5VSTBY
3447
5VSTBY
5VSTBY
YCVBSIN2
47K
4.7/4.5V
BC857BW
I408
3446
F5120
7402
7401
BC847BW
0.7/0V
47K
BC857BW
4.5/5V
I407
2450
7403
0/0.7V
I406
100n
I409
B
5/0V
GND
GND
GND
GND
GND
5NSTBY
3433
SDA
3432
100R
SCL
100R
5SW
C
I413
1943
SCL
1
SDA
2
5VSTBY
5VSTBY
3
GND
4
GND
GND
5
GND
INT
6
D
12VSTBY
12VSTBY
7
GND
GND
7411
IPOR_DC
8
NJM2285M
VGNSTBY
9
VGNSTBY
TEMP_SENSE
10
I411
2.5V
1
16
IN1B
IN1A
FMN
0V
2
15
CTL1
GND1
4402
1.8V
3
14
TEMP_SENSE
OUT1
IN2B
4
13
3429
GND2
V+
5
12
0.8V
GND
47K
OUT2
CTL2
1.2V
6
11
E
OUT3
IN2A
0V
7
10
CTL3
GND3
2V
GND
8
9
IN3A
IN3B
1942
2421
1.6V
9
F4210
YFIN
10u
8
2408
GND
7
CFIN
F4203
1u
I416
6
N.C.
F
5
GND
GND
2428
I415
4
F4205
CVBSFIN
3
F4207
10u
AINFL
2
GND
1
5VSTBY
AINFR
GND
GND
PH-B
AINFR
F4209
G
AINFL
VSA1
VSA2
5SW
ASC1S
3458
3460
FOME
4K7
4K7
H
8k2 for C-Step
8k2 for C-Step
A_YCVBS
delete for C-Step
SB1
7419
7420
I418
3400
BSH111
BSH111
AGC
100K
not used
PSS
I429
F4505
SFS_TS
7404
BC857BW
-4.5V
ION
I
12VSTBY
GND
GND
from/to uP Board (2)
from/to uP Board (2)
1
2
3
I 465
I 461
I462
A:DC, 500mV/Div
A:DC, 500mV/Div
A:DC, 500mV/Div
A:DC, 500mV/Div
10us/Div
10us/Div
10us/Div
160
G model
4
5
6
7
F5113
F5108
GND
F5110
I459
GND
GND
3465
3466
5NESD
V
V
3471
100K
F5102
5NESD
F5106
F5103
GND
5NESD
GND
5VSTBY
5403
I457
I456
10u
GND
GND
GND
2410
1u
I414
5VSTBY
36
8 20 24 30
2.5V
I412
GND
1.7V
1V
I461
31
GND
R|PR|COUT-TV
I462
1V
29
G|YOUT-TV
0V
I463
1V
27
B|PBOUT-TV
1.5V
I464
3.5V
34
FBOUT-TV
I465
1.4V
33
I417
Y|CVBSOUT-TV
GND
40
CIN-TV
3445
2419
I466
41
GND
Y|CVBSIN-TV
150R
1u
2.1V
5VSTBY
2.4V
1
Y|CVBSIN-TUN
2417
43
CIN-TUN
10u
0V
28
C-GATE
42
0V
5VSTBY
DIGOUT1
0V
44
DIGOUT2
0V
2
DIGOUT3
I468
0V
14
DIGOUT4
0V
16
DIGOUT5
18
0V
DIGOUT6
I469
5V
38
SDA
I470
5V
37
SCL
22
12
3
5VSTBY
GND
GND
GND
I405
5V
7421
3416
I453
BC847BW
5VSTBY
7412
4K7
0V
3955
PDTC124EU
5V
5NSTBY
5V
F412
10K
0V
GND
5VSTBY
GND
GND
5SW
I420
GND
from/to uP Board (1)
from/to uP Board (1)
4
5
6
7
I 463
A_CVBS I405
D_CVBS F4712
D_Y F4714
A:DC, 500mV/Div
A:DC, 200mV/Div
A:DC, 200mV/Div
10us/Div
10us/Div
10us/Div
10us/Div
8
9
10
11
4401
GND
F5210
F5215
YCVBSIN2
F5219
GND
3411
3467
3468
75R
V
V
GND
3472
3475
GND
100K
F5101
100R
5NESD
3476
100R
5VSTBY
5VSTBY
5NESD
5406
5402
10u
10u
GND
GND
GND
GND
GND
7408
32
STV6618
GND
3V
F913
2440
9
I483
R|PR|CIN-ENC
I482
1u
2.6V
10
G|YIN-ENC
3V
11
I481
B|PBIN-ENC
2437
4
2.5V
CVBSIN-ENC
3V
I479
2439
1u
6
CIN-ENC
I478
100n
2.5V
7
YIN-ENC
2433
4V
5
DECV
47n
1.8V
21
I476
Y|CVBSOUT-REC
F5220
1.6V
23
COUT-AUX
1.4V
25
Y|CVBSOUT-AUX
0V
2418
17
R|PR|CIN-AUX
2.5V
2423
1u
15
GND
G|YIN-AUX
4.5V
13
1u
2427
B|PBIN-AUX
0V
3494
1u
35
FBIN-AUX
150R
3452
2416
7410
19
Y|CVBSIN-AUX
NJM2267M
2.1V
150R
1u
2.3V
2461
I447
1
VIN1
4u7
26
39
GND
GND
GND
2460
2.3V
I446
8
VIN2
4u7
GND
2462
I431
3448
GND
10u
470R
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
3457
3495
470R
from / to Digital Board (6) - EPG Board (11)
DAC_MUTE
8
9
10
11
D_R F4718
D_G F4720
D_C F4716
A:DC, 200mV/Div
A:DC, 200mV/Div
A:DC, 200mV/Div
10us/Div
10us/Div
10us/Div
12
13
14
1940-3
0350808190
F5213
GND
GND
A
GND
F5211
F5207
3464
3463
3462
3461
V
V
V
V
3470
3469
3477
100K
AOUT2R
GND
GND
100K
100R
B
AIN2R
3478
AOUT2L
100R
GND
5NESD
AIN2L
F5208
12VSTBY
12VSTBY
C
7405
BC847BW
11.7/0.2V
3422
820R
11.1/0V
I402
D
11.7/0.1V
I467
0/0.6V
3442
7409
BC847BW
150K
5VSTBY
5VSTBY
GND
11.6/0V
GND
E
3428
0/0.6V
7407
BC847BW
100K
GND
GND
WSRO
2.2V
I449
2420
REAR OUT
GND
1.6V
3449
100n
7406
F
S-CONN
BC857BW
150R
I484
GND
1948
5SW
TCS79
GND
1
F485
5
3435
I440
3
Y
7
75R
I439
4
C
6
2
I448
GND
GND
G
7
GND
GND
V+
2.6V
5NESD
5NESD
1949-C
2443
I442
I438
LPR6520
VOUT1
4
1
6DB
100u
CVBS
I443
2442
3441
I437
4
VSAG1
3
2.5V
75R
22u
2.6V
2432
I444
5
1949-B
VOUT2
6DB
1
LPR6520
100u
I441
H
I445
2429
6
VSAG2
GND
5NESD
3
AL
2.5V
22u
1949-A
GND
1
LPR6520
2
2
AR
GND
GND
I485
3473
I433
GND
100R
5NESD
2447
470p
6429
2463
I434
3450
0V
3474
I
GND
10u
470R
100R
I486
BZX384-C12
0V
BC817-25W(COL)
BC817-25W(COL)
7415
7416
3456
AKILL
3496
GND
GND
DAC_MUTE
-4.3V
-4.3V
470R
GND
GND
12
13
14
D_B F4722
A:DC, 200mV/Div
10us/Div
1940-1 A8
3444 I13
F4714 I9
1940-2 A13
3445 E5
F4716 I10
1940-3 A14
3446 B3
F4718 I10
1942 E1
3447 A3
F4720 I10
F4721 I10
1943 C1
3448 I11
1945-1 I2
3449 F12
F4722 I10
1947 I7
F485 F14
3450 I13
1948 F14
3451 I4
F499 A3
1949-A H14
3452 G9
F5101 B8
1949-B H14
3453 D1
F5102 B8
1949-C G14
3454 A3
F5103 B7
F5106 B6
2401 B4
3455 D4
2402 B1
3456 I14
F5108 A7
2403 D3
3457 I11
F5110 A5
2404 D3
3458 H2
F5113 A6
2405 C8
3459 G4
F5116 A5
2406 I4
3460 H3
F5119 A5
2407 I2
3461 A14
F5120 B4
F5201 A14
2408 F3
3462 A14
2409 D8
3463 A13
F5202 A13
2410 C4
3464 A12
F5206 A12
2411 D6
3465 B7
F5207 A12
2412 I2
3466 B7
F5208 C12
2413 C7
3467 B8
F5210 A11
2414 C7
3468 B8
F5211 A12
2415 C10
3469 B14
F5213 A12
2416 G11
3470 B12
F5215 A11
2417 F4
3471 B7
F5216 B11
2418 F9
3472 B8
F5219 A11
2419 E6
3473 I12
F5220 F11
2420 F13
3474 I14
F913 D10
2421 E1
3475 B9
I341 A13
2422 F13
3476 B9
I402 D14
2423 G9
3477 B14
I405 H7
2424 G13
3478 B14
I406 B2
2425 G12
3481 F2
I407 B2
2427 G9
3482 E4
I408 B3
2428 F3
3483 F3
I409 B3
2429 H13
3484 F3
I411 D3
2430 E12
3485 G11
I412 D4
2432 H13
3486 H11
I413 C3
2433 E9
3487 H13
I414 D7
2434 C8
3488 H13
I415 F3
2435 C7
3489 E1
I416 F3
2436 E10
3490 D4
I417 E4
2437 E9
3491 D11
I418 H1
2438 F9
3492 D11
I419 I1
2439 E9
3493 D12
I420 I6
2440 E9
3494 G9
I424 I5
I428 I4
2441 E10
3495 I11
2442 H13
3496 I14
I429 I2
2443 G13
3955 H6
I431 I11
2444 H13
4401 A9
I433 I13
2445 I11
4402 E1
I434 I13
2446 H6
5401 C4
I437 G14
2447 I14
5402 C9
I438 G13
I439 G13
2448 I13
5403 C6
2449 F1
5404 F12
I440 F13
2450 B2
5406 C8
I441 H13
2459 E2
6401 B4
I442 G12
2460 H11
6402 B6
I443 G12
I444 H12
2461 G11
6403 B6
2462 I11
6404 B6
I445 H12
I446 H11
2463 I13
6409 A4
2464 A3
6414 B5
I447 G11
3400 H4
6415 B11
I448 G12
3401 B11
6416 B12
I449 F13
3402 B12
6417 B12
I451 F13
6418 B12
I453 H4
3403 B12
3404 B4
6419 B11
I454 I4
3405 B2
6420 A5
I456 C7
3406 B2
6422 A11
I457 C7
3407 B3
6423 A8
I458 A6
6424 B10
3408 B1
I459 A6
3409 B5
6425 G13
I460 A5
6426 G13
I461 D6
3410 C6
3411 B10
6427 H13
I462 E6
3412 C5
6428 H13
I463 E6
3413 B6
6429 I14
I464 E6
3414 C5
7401 B2
I465 E6
7402 B3
3415 H4
I466 E6
3416 H4
7403 B1
I467 D14
3417 C11
7404 I4
I468 G6
3418 I3
7405 C14
I469 G6
3419 I4
7406 F13
I470 G6
3420 F11
7407 E14
I476 F8
3421 C14
7408 D8
I478 E8
3422 D13
7409 D14
I479 E8
3423 D14
7410 G11
I481 E8
3424 E14
7411 D3
I482 E8
3425 E12
7412 H5
I483 D8
3426 E13
7415 I12
I484 F12
3427 C11
7416 I14
I485 I12
3428 E14
7419 H2
I486 I14
3429 E1
7420 H3
3431 E12
7421 H4
3432 C3
F401 H2
3433 C3
F402 H2
3434 F13
F412 I5
3435 F13
F4203 F1
3436 F13
F4205 F2
3437 G1
F4207 F1
3438 G1
F4209 G1
3439 F5
F4210 E1
F4505 I3
3440 H3
3441 H13
F4707 I8
F4712 I9
3442 D13
3443 I11
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