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PROCEDURE AFTER REPLACING THE PCB.
PROCEDURE AFTER REPLACING THE U-COM, ETC.
The procedure after replacing the printed circuit boards is as follows.
(1) Change the resistor for setting the region.
Model Area
DIGITAL PCB
R197
R212
North America (U)
OPEN
10K
Europe (N)
10K
OPEN
Japan (F)
10K
30K
See the PCB below.
(2) Be sure to replace the software with the latest version.
BKT1
A
A
U1 / K1 / F / N1
MP_CUP13071Z_A
BAR CODE LABEL
1.- 2.AK449 3.AK4490_L_OUT
-
4.- 5.AK4490_R_OUT
-
6.AK449 7.- 8.- 9.DAC_MUTE
1.SW_MUTE 2.RECOUT_RELA
Y
3.SOURCEDIRECT_RELA
Y
4.SIG_DET 5.NJU72322_LA
T
6.NJU72322_CLK 7.NJU72322_DA
T
8.PHONO_RELA
Y
9.CD_RELA
Y
10.NJU72750_DA
T
11.NJU72750_CLK 12.F_MUTE 13.PROT_2 14.PROT_1 15.DC_PROT1 16.HP_RELA
Y
17.SPK_RELA
Y
18.HP_DET 19.A_PW_CONT 20.D_PW_CONT 21.RC_D_IN/OUT 22.P_DOWN 23.NC 24.NC 25.NC
1.+5V_USB 2.+5V_USB
4.+7.5V
3.DGND
5.AGND
7.+5V_DAC
6.-7.5V
10.OLED_P_CONT
9.+16V_OLED
8.DGND
11.+12V_LED
1.P3V3_UCOM 2.DGND 3.+3.3V_D 4.DGND 5.+5V_LEGO 6.+5V_LEGO 7.DGND
23.LED_DISP_OFF
22.P3V3_UCOM
21.SEL_INT
20.SEL_AD
19.KEY2
18.+16V_OLED
17.OLED_D7
16.OLED_D6
15.OLED_D5
14.OLED_D4
13.OLED_D3
12.OLED_D2
11.OLED_D1
10.OLED_D0
9.EL_RD
8.EL_RW
7.EL_DC
6.EL_CS
5.EL_RESET
4.DGND
3.+3.3V_OLED
2.DGND
1.DGND
1.ENC_A
2.ENC_B
3.LED_ORANGE
4.LED_RED
5.P3V3_UCOM
6.KEY1
7.DGND
8.SOURCEDIRECT_LED
9.+12V_LED
10.REMOTE
11.+5V_LEGO
1.AGND
2.AK4458_L_OUT 3.AGND 4.AK4458_R_OUT 5.AGND 6.PCM921
1_L_IN
9.AGND
8.PCM921
1_R_IN
7.AGND
VERSION
Pb
FCT1
FCT2
RP
ICT
MI
SMT
AI
C381
C367
C125
C109
C327
C326
C325
C324
R700
C304
C303
C298
C297
R338
R337
R336
R335
C207
C248
C214
C255
R695
R694
R693
C423
C422
C421
C420
C419
Q1
14
R312
R311
R305
R304
R654
R653
R652
C328
C321
C320
C318
C316
C273
C269
C256
C312
C244
C307
C308
JK103
IC121
R603
R692
R691
R690 R689
R686
R685
C409
C246
C415
C414
C413
C412
C41
1
C410
C392
C245
C239
CN105
R679
R678
R677
R674
R672
ET104
C406
C408
C407
WF103
CN102
WF102
WF104
CN103
R668
R314
R313
D109
ET103
ET102
ET101
C242
C241
C235
C234
C233
C243
C416
C238
C240
C417
C247
I2C_SDA_DAC2
I2C_SCL_DAC2
DAC2_PBCK DAC2_MCLK
DAC2_LRCK
DAC2_DA
TA1
C352
WP
SO
CS
SI
HOLD
CLK
DIR2_GPO
DIR2_DEMP
DIR2_ERR
IOEXP_I2C_SDA
IOEXP_I2C_SCL
PLD_TDI
PLD_TDO
PLD_TCK
PLD_TMS
REGION
TMS
TDO
TDI
TCK
DIR_RESET
DIR_NPCM
DIR_INT
LEGO5V
ADC_PBCK
ADC_MCK
ADC_LRCK
ADC_DATA
NET3V3
P3V3_D_PLD
P1V8_D
DAC1_CLK
DAC1_SDA
TA/DSDL
DAC1_LRCK_DSDR
DAC1_BCK
J_TCK
P3V3
DGND
J_TMS
J_TDI
EL_RESET
EL_CS
OLED_D0
EL_DC
EL_RD
EL_R
W
+7_5V
-7_5V
DAC2_RESET
P5V_NET
P3V3_UCOM
P5V_AUDIO
P5V_D_USB
P3V3_D_AUDIO
DAC1_RESET
USB_NOC
USBVBUSDR
V
NET_RST
E_TXD E_RXD
E_R
TS
E_CTS
PLD_DIR1_MCK
DIT_PBCK
DIT_LRCK
DIT_DATA
DIR_DOUT
DIR_DIN
DIR_CLK
DIR_CE
DIR1_PBCK
DIR1_MCK
DIR1_LRCK DIR1_DA
TA
DIT_MCK
I2C_SCL_DIR2
I2C_SDA_DIR2
DIR2_PLD_DA
TA
DIR2_PLD_LRCK
DIR2_PLD_PBCK
DIR2_PLD_MCK
SW101
JK102
JK101
WF101
CN106
JK105
C227
BK104
BK103
BK102
BK101
Q112
Q117
Q115
IC118
IC117
IC109
IC104
IC107
IC103
IC1
14
IC112
IC101
IC108
IC106
IC105
IC115
IC113
IC116
D107
D106
D105
SW105
R315
R589
R307
R309
R321
R320
R567
R306
R588 R564
R389
R388
R384 R383 R382 R381 R380 R379 R378 R377 R376 R375
R327
R294
R293
R283
R281 R279 R277
R267
R266
R263
R261
R259
R257
R251
R569
R244
R570
R568
R212
R197
R351
R367
R330
R329
R328
R318
R317
R292 R291
R290 R288
R286
R285
R198 R195
R344
R243
R242
R665
R587
R583
R581
R227
R226 R225
R224 R223
R222
R221
R218
R422
R421
R409
R408
R618
R617
R616
R615
R614
R613
R600
R599
R598
R597
R596
R595
R529 R527
R525
R523
R521
R517
R516
R515
R514
R513
R512
R51
1
R510 R509
R506
R505
R503
R502 R501
R500 R499
R498
R497
R496
R492
R491 R489
R487
R486
R485
R474
R473
R472
R471
R470
R468
R458
R457
R456
R455
R454
R447
R444
R443
R442
R441
R440
R437
R436
R435
R434
R433
R432
R431
R430
R420
R419
R418
R417
R416
R415
R414
R413
R407
R405
R403 R402
R400
R399
R398
R395
R394
R393
R390
R363
R362
R360
R359
R358
R357
R300
R298 R296
R295
R264
R253
R252
R203
R191
R190
R188
R187
R186
R185
R184
R183
R182
R181
R180
R179
R178
R177
R176
R175
R174
R173
R172
R171
R170
R169
R166
R165
R163
R162
R159
R158
R157
R156
R155
R154
R144 R143 R142
R124 R123 R121 R1
19
R1
18
R1
16
R1
15
R106
R105
R104
R627
R231
R230
R101
R578
R577
R576
R573
R572
R562
R558 R557 R556
R553
R552
R551
R548
R547
R532 R530
R334
R332
R324
R289
R287
R282
R280
R276
R258
R256
R220
R219
R126
R125
R122 R120 R1
17
R1
14
R1
13
R361
R229
R483
R476
R475
R469
R467
R466
R453
R452
R451
R450
R446
R445
R439
R438
R429
R428
R427
R426
R425
R412
R406
R404
R401
R397
R396
R303
R302
R301 R299
R284
R278
R275
R274
R271
R270
R268
R265
R260
R546
R662
R661
R660
R659
R658
R657
R656
R655
R651
R650
R649
R648
R647
R646
R645
R644
R643
R642
R641
R640
R626
R625
R624
R623
R622
R621
R620
R602
R601
R593
R586
R585
R584
R582
R580 R579
R575
R574
R555
R550
R549
R545 R543
R541 R539
R537
R536 R534
R519
R518
R508
R507
R495
R494
R493
R490
R488
R484
R482 R481
R480 R479
R478
R477
R424
R423
R411
R319
R228
R214
R206
R205
R204
R189
R161
R160
R151
R150
X102
X103
X101
L124
L123
L122
L119
L118
L117
L114
L113
L112
L111
L1
16
L115
L1
10
L126
L125
L120
L130
L129
L128
L127
CN1
10
CN111
CN107
CN108
JK104
C209
C282
C393
C278
C277
C208
C210
C267
C265
C262
C394
C374
C373
C371
C370
C369
C366
C364
C361
C360
C359
C357
C356
C332
C331
C280
C279
C263
C252
C251
C226
C217
C191
C232
C231
C230
C418
C188
C187
C334
C329
C314
C301
C254
C249
C142
C389
C388
C195
C377
C376
C372
C362
C333
C330
C310
C253
C250
C196
C194
C189
C180
C172
C167
C163
C309
C391 C390
C379
C190
C179
C178
C175
C173
C168
C166
C165
C164
C402
C401
C400
C399
C398
C397
C396
C395
C380
C378
C375
C323
C322
C319
C317
C313
C311
C305
C299
C268
C266
C264
C261
C260
C192
C157
C143
C211
C212
C193
C405
C368
C335
C200
C153
C146
C132
C124
C117
C116
C108
C101
C315
C216
2
1
14
7
8
5
1
9
15
14
24
2
25
1
11
9
1
5
1
2
10
11
9
8
2
1
1
7
5
4
8
ON
1
23
2
22
14
15
1
7
6
2
8
7
1
2
10
20
11
10
20
11
14
8
7
109
36
37
72
73
108
144
37
48
25
36
13
24
12
10
20
11
4
8
5
8
16
9
4
5
8
48
12
13
24
25
36
37
12
37
48
36
25
13
24
A B C D E F G H J K L M N P R T
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
2
80
70
60
75
65
55
45
50
40
30
25
10
5
20
15
35
2
35
15
20
5
10
25
30
40
41
2
5
10
11
2
5
6
7
1
2
3
4
R212
R197
The procedure after replacing the MCU (microprocessor) is as follows.
Implement the update method when the DIGITAL PCB or module is replaced.
PCB Name Ref. No.
Description
Procedure
after Re-
placement
Remark
DIGITAL
IC104 R5F5631FDDFB
B
SOFTWARE : System
DIGITAL
IC116 5M570ZF256C5N
C
SOFTWARE : AUDIO PLD
MODULE
P17
NETWORK MODULE
D
SOFTWARE : Network
Procedure after Replacement
A :
The software has been written. The software is not written at the time of replacement.
B :
The software has been written. The software may need to be rewritten by version updates. Check the
version.
C :
The software has not been written. The software needs to be written after replacement.
See "
" for information on writing the software.
D :
The software has been written. Be sure to replace the software with the latest version.
3. Update method when the MAIN PCB or network module is replaced (Using a USB flash drive
" for information on rewriting the software.
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
56