SCHEMATIC DIAGRAMS
COMPACT COMPONENT SYSTEM
NX-PN7J,NX-PN7C,NX-PN7B,NX-PN7E
NX-PN7EN,NX-PN7EV,NX-PN7A,NX-PN7US
NX-PN7UW,NX-PN7UJ
DVD-ROM No.SML2008Q2
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
Contents
Block diagrams
Standard schematic diagrams
Printed circuit boards
COPYRIGHT 2008 Victor Company of Japan, Limited.
NX-PN7B, NX-PN7E
NX-PN7EN, NX-PN7EV
2-1
2-3
2-11 to 13
No.MB675SCH<Rev.002>
2008/9
In regard with component parts appearing on the silk-screen printed side (parts side) of the PWB diagrams, the
parts that are printed over with black such as the resistor ( ), diode ( ) and ICP ( ) or identified by the " "
mark nearby are critical for safety.
< MEMO >
Block diagram
Front panel section
LCD601
LCD
B01 to 19
B31 to 38
DISPLAY
IR601
REMOTE_IN
REMOCON
S601 to S610
KEY_IN
KEY MATRIX
D601,Q604
STANBY_LED_CTR
STANDBY LED
D602,Q601,Q606
BACKLIGHT LED
Illumination LED B
Illumination LED A
U601
LCD
DRIVER
LCD_5V
Q602
Q603
LCD 5V
CTR
DIM1
DIM2
D702
D701
LCD_DATA
LCD_RD
LCD_WR
LCD_CSI
LCD_VCC_CTR
MCU_5V
LED
LED
R, G, B
R, G, B
System control section
LCD_DATA
LCD_RD
LCD_WR
LCD_CSI
LCD_VCC_CTR
REMOTE_IN
KEY_IN
CN601
CN308
STANBY_LED_CTR
DIM2
MCU_5V
DIM1
LED VCC
Q701 to Q706
LED VCC SW
LED_R1/R2
CN712A
CN712B
LED_G1/G2
LED_B1/B2/B3
LED VCC
LED_R1/R2
CN713A
CN713B
LED_G1/G2
LED_B1/B2/B3
LED VCC
LL_LED2_CTR
U704
LED B
DRIVE
U705
LED A
DRIVE
Q325
CP READY
U306,Q324
iPod Authentication
Coprocessor
LED5V
Q314,Q315
LED 5V SW
4094_STRB_B
4094_DATA
4094_CLK
4094_STRB_A
APPLE_IC_CP_READY
APPLE_IC_SCL
APPLE_IC_SDA
APPLE_IC_RESET
MCU_VCC
LVC
RESET
AC_DET
U304
Q320
MICON
SCL
SDA
IPOD A
IPOD B
TX1, RX1
IPOD_DET1
ACC_DET1
IPOD_L1
IPOD_R1
CN702
VIDEO_IN1
TX2, RX2
IPOD_DET2
ACC_DET2
IPOD_L2
CN704
IPOD_R2
VIDEO_IN2
IPOD_5V
IPOD_5V
IPOD A Jack
IPOD B Jack
TX1
IPOD_DET1
ACC_DET1
RX1 RX1
CN710A
CN710B
IPOD_L1
IPOD_R1
U702
IPODA_L
IPODA_R
Q312,Q313
BUFFER
OP AMP.
VIDEO_IN1
TX2
IPOD_DET2
ACC_DET2
Q309,Q311
CN711B
IPOD_L2
CN711A
IPOD_R2
U701
IPODB_L
IPODB_R
BUFFER
OP AMP.
VIDEO_SW
VIDEO OUT
VIDEO_IN2
U703
VIDEO
OUT SW
VCC
Q707,Q708
VCC REG.
V-P-C
+8V
RX2RX2
2-1
16MHz
32.768kHz
RESET
T
Q306,Q307
AC DET
X302
X303
Q331
Q329
Q330
MCU_VCC
TUNER_VCC_CTR
Q318,Q319
TU5V SW
TU_5V
TU_VCC
TU_DA
TU_LA
TU_CLK
TU_RDSI
TU_L
TU_R
U801
U802
FM/AM
TUNER
X801
19.2MHz
JK801 CN801
FM ANT
Used for Area suffix J/C
AM ANT
LOUT
ROUT
U310
E.VOLUME
AMP_VCC
Used for except Area suffix J/C
Used for Area suffix J/C
PA, P_CON, PROTECT_IN
ST_BY
PROTECT_IN
P_CON
PROTECT_IN
AMP_VCC
+3.3V
IPOD_5V
MCU_VCC
A-STBY_DET
L-IN
U311,Q326
Sound Turbo
R-IN
POWER AMP.
Power amp section
HP_MUTE
Q323
VCC
AMP VCC REG.
Q305,Q308,Q310,Q316,Q317,Q328
AMP VCC REG.
+8V
Q301,Q302,Q327
VCC
+8V REG.
U301,U302,Q303,Q304
IPOD 5V/MCU_VCC REG.
MUTE
ST_BY
U303
Q321
HP MUTE
VCC
SPL+
SPR+
SPLSPR-
SP_L
SP_R
L_CH
R_CH
HP_MUTE
HP_DET
AUX_L
AUX_R
VCC
VCC
CN304
SPEAKER
CN301B
CN301A
CN302A
CN303A
L_CH
R_CH
HP_MUTE
HP_DET
CN302B
HP, AUX & VIDEO Jack
CN303B
Used for except Area suffix J/C
CN307B
DC Jack
section
CN307A
AC-DC ADAPTOR
Used for Area suffix J/C
Q201
to
Q204
HP MUTE
JK204
SP_L
SP_R
L_CH
R_CH
AUX-L
AUX-R
VIDEO
AC-DC
SMPS
JK201
HEAD
PHONE
JK202
AUX IN
JK203
VIDEO
OUT
AC IN
AC IN
2-2
Standard schematic diagrams
Main section
R436
R432
Q325
R437
R438
C465
C466
C467
C468
R439
R465
R433
R466
Q324
R332
R467
R331
R326
R325
C469
C470
R468
C471
R304
C449
R434
R369
C472
R446
R442
C440
RN303
C442
R443
D321
U311
R454
C441
R458
R441
R440
R301
R335
C443
D327
R447
R445
R455
R457
R450
C444
C326
R448
C448
C323
C445
R444
C439
C438
R336
R449
C446
C447
C327
R337
Q326
C355
C356
U310
R382
C362
C312
C368
C483 C484
R341
R473
R342
Q309
R305
C357
R474
C369
C482
C358
C489
C376
R343
C359
R344
Q311
C360
L315
C377
C354
C378
C361
R475
C485
WP1 WP2 WP3
C370
R476
C486
RN305
C379
C371
C380
C487
C488
C372
C373
D305
C311
R362
L314
C375
C374
R383
R1
CN308
R328
R347
R364
R365
C421
H312
C302
C303
R427
C334
C335
C336
C337
C338
C339
C340
C342
C306
R378
R379
C341
R418
D311
R333
R403
R377
C432
H313
R320
R334
R338
R339
RN304
C434
R462 R463
X302
C403
C430
R359
C404
C351
X303
C352
D326
R354
U304
C433
R353
R368
R370
R413
R371
R355
R366
R415
R367
R416
R345
R348
R1413
R352
R1368
D325
R302
R349
C350
R350
Q312
Q313
R319
R357
R351
RN301
R358
R356
R360
R361
R459
Q320
TP314
TP315
TP316
RN302
R452
TP303
TP304
L303
L304
R390
R392
L305
R391
U306
R412
Q314
C389
C330
R393
R426
R422
C390
C331
Q315
C477
R423
C478
2-3
CN306
CN06P-D
L305
C380
C487
C488
C372
C373
C311
R362
C374
R383
C375
R384
R381
R380
R388
R389
D310
WP302
R424
R385
C366
C367
C322 C321
C431
R314
R316
C383
C491 C490
C329
C365
R306
U303
C436
C384
C393 C394
C391
C392
C332
C385
C386
C333
C387
C388
C343
C344
R323
R312
C410
C411
C412
Q321
C413
C414
WP303
CN301A
C415
CN304
R390
R392
D305
R391
U306
R412
Q314
C389
L314
C330
R393
R426
R422
C390
R1
C331
Q315
C477
R423
C478
R472
R471
R321
R322
C426
C479
C480
C429
C309
R470
C475
C473
R408
Q318
C348
R421
C310
R411
CN302A
R329
L306
R420
Q319
R419
L307
C476
C474
R407
L302
L313
L308
C349
R469
C381
R405
R307
R324
D309
R399 R387
D322
D306
D307
U301
C363
C304
C364
R386
Q308
Q310
D308
C308
Q306
C307
Q327
C315
R308
C325
U302
Q307
C324
D302
C319
C313
R330
Q316
D323
C318
Q302
C353
C317
R311
R318
R317
R402
Q331
C401
D304
R327
D318
R315
D312
R346
C316
R303
Q301
Q303
Q304
R401
R313
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
R404
D313
R309
D314
C320
C419
D316
Q330
C418
Q317Q305
Q323
R409
C328
Q328
Q329
D303
D301
R310
C314
C437
D324
CN307A
D317
D315
2-4
iPod Dock section
0
R
R
A
A
L707
L708
L705
L706
R744
Q704
C707
Q703
R745
U704
Q702
R757
R758
Q701
R759
C756
C753
D710
D709
D708
D704
Q706
R764
R765
R737
R738
R740
R741
R742
R743
R756
Q705
R766
R734
C751
R735
C723
R736
C765
C766
C767
CN712
C768
C735
C736
C737
C738
C739
C740
U705
C734
C758
D707
D706
D705
D703
R749
R750
R751
R752
R753
R754
R755
C802
C803
R746
C804
R747
R748
C816
U802
C807
C806
U801
C761
C762
F801
C763
C808
CN713
C764
L8
C809
2-5
C814
C813
RN801
C815
C812
WP4
X801
R803
C801
WP5
WP6
W
C761
C765
C812
C766
C762
C767
C763
C768
C764
CN712A
CN713A
C716
C729
R706
R725
C712 R739
R724
C719
R761
R730
U701
U702
R760
R728
R707
R726
R733
C713
R723
C720
R713
R714
R719
R710
R709
R720
R731
R732
R712
R729
R727
R711
C715
C721
C728
C731
R717
C708
C709
C703
C730
C702
C718
C714
C701
R718
C724
C722
C726
C725
C717
C727
L704
R776
Q707
R715
R721
C710
C732
R716
C760
R722
C711
C733
C705
L702
L701
L703
C706
L709
L710
L711
C759
C741
C746
C742
C747
R704
C743
C748
C744
R703
C749
C745
R791
CN711A
R702
CN710A
C750
P4
F801
X801
R803
C801
WP5
C808
C809
WP6
L801
R808
R810
D801
D802
L802
T801
C817
C818
JK801
R809
C811
CN801
C810
WP307
WP305
R397
R396
R395
R394
R376
R375
R374
R340
R363
R398
WP304
WP301
WP306
R701
R705
Q708
R763
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
U703
CN303A
C757 R792
R793
R794
2-6
Front section
8
0
D602
Q602
CN601
C605
R638
C606
R635
C607
C608
C609
C610
C611
C612
L601
C613
Q601
R621
R636
R622
R634
R626
R627
R628
R629
Q606
R625
R623
Q603
IR601
C614
WP601
WP602
R612
Q604
R602
D601
C601
R613
S601
C602
R603
S602
C604
R614
R604
S603
C603
R605
H601
R615
R606
S604
H602
R616
H603 H604
R607
S605
R60
S606
H6
2-7
LCD601
U601
R607
S605
H603 H604
R608
H605
S606
R609 R617
S607
H606
H607
S608
R610 R611
S609
S610
R630
R631
C615
C616
R632
R633
2-8
Jack section iPod Stand section
7
CN301B
CN302B
CN303B
L309
L310
Q201 Q203
R206
C210 C209
C213
L311
R205
R207
R204
R203
L312
C212
C204
C203
C207
C208
R210
C202
Q204 Q202
D203
C206
D204
D205
C211
D206
R202
C201
WP201
R
R201
JK201
D201
C205
D202
CN710B
JK202
WP301A
JK203
2-9
CN713B
R788
R737
R736
CN702
R781R782
CN704
R780
Q781
L713
C755
R738
R741
R786
R739
R740
CN711B
L714
C761
Q782
R783
R784
R785
R787
D701
D702
CN712B
2-10
Printed circuit boards
Front board
forward side
D601
reverse side
Main board
forward side
CN711A
C723
L706
L705
R704
R740
C751
Q705
R764
R765
Q701
R743
R757
D708
R737
L702
L701
CN712A
R738
D703
R741
R742
D709
D710
R756
D704
U704
SW
CN307A
C314
D301
D303
WP304
Q303
R303
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
S601
ST_BY COLOR
R603
S602
R605
S603
R604
STRUBO TU/AUX
S604 R607 S605
R606
iPod A
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
240 x 205mm(4IN1)
MP
R305
R341
R373
R337
R411
R437
WP301
CN306
R436
C310
D302
U306
R426
5B
R412
C330
C331
R325
R438
L302
R347
R364
R365
D326
C421
R340
R346
SPR+
D304
CN304
WP307
U302
WP306
C705
C706
L703
R791 R793
R754
R753
R752
R751
R750
R749
R755
U705
D324
C759
U703 C760
R701
Q707
Q305
R776
Q316
Q327
Q310
C418
R308
C325
D312
C308
C324
C307
R794
C757
R792
GND
OUT
CN303A
R329
R708
Q709
R762
R405
Q328
C704
Q317
C317
R309
Q306
R311
R327
C381
D313
R315
Q301
Q302
C364
C304
C363
U301
C313
C315
R335
R420
R326
R301
R369
R433
R403
R332
C320
R379
RN304
RESET
X302
X303
CUSHION
SPL+
SPL-
SPR-
CN301A
RN305
U304
R360
R361
RN301
R319
OPTION
R357
R368
R413
R353
R378
C442
C431
C319
U303
R443
R355
R371
R370
R367
R366
R446
U311
R314
R316
C490C491
R336
RN303
2008.05.08
RN302
NX-PN7
C486
R476
R475
C485
C376
Q320
C377
R457
C367
C366
L315
R459
C312
C484
C443
C483
R381
R447
R388
R389
R474
C322
C321
R473
R442
R359
C440 R441
R458
R398
PbF
25-1752-G02V--X
C370
C371
C372
C373
R384
R362
C487
C380
C379
U310
C488
C311
C378
C354
C489
C482
C369
C368
C479
C362
C480
C481
WP302
C478
R472
C439
C438
R440
R380
R471
C355
C357
C358
C356
C359
C360
C361
R383
R469
C374
R466
C375
R363
C477
CN302A
WP305
C389
R391
C390
R393
R392
R390
C476
C467
C475
C468
R467
C472
C471
R470
L306
LCD601
R709
CN713A
R720
C702
R713
R711
R714
R731
C715
C714
R732
R719
R707
R733
C713
R760
C730
R761
C712
C474
R739
C466
R723
R728
C469 C470
R730
R724
C465
R468
R465
C816
C473
C802
C803
R408
C813
R407
L307
L308
R416
C814
L305
L304
L303
C815
C701
R712
U701
R715 R716
C711C710
C732
C727
R721
C731
C733
R722
U702
C726
C804
C806
C807
C808
F801
C809
L801
R810
R808
U802
C810
L802
U801
R302
RN801
R415
T801
R1413 X801
R1368
WP303
CN308
R328
R703
JK801
R348
L708
L707
CN710A
L709
L710
L711
C811
R809
CN801
C812
C801
R803
2-11
reverse side
R317
R318
D317
Q323
C437
C328
Q703
Q702
R758
Q706
R759
Q704
R766
R736
R735
C767
C766
C753
C788
C744
C738
C743
C737
C745
C413
C343 C344
C387
C386
R418
D316
Q331
TP302
R304
R331
R432
R427
R339
R338
R334
R320
R439
C412
R333
Q325
C411
C410
C388
R462 R463
R402
R401
C353
R313
C430
C302
C394
C403
C393
R419 R421
C429
Q304
C419
C756
R744
R745
D706
R734
D705
C765
C742
C741
C740
R322
R321
C426
R330
D323
R705
C707
Q308
Q708
D308
D318
D309
C758
C734
R423
Q314
R422
D707
L313
Q318
D306
Q319
R307
R386
C318
R404
R387
R399
D322
D307
C309
Q315
R376
C415
C316
D305
Q321
R312
R323
C385C414
D311
D325
Q307
D315
D314
R409
R310
Q329
Q330
C404
Q324
C332
C384
C401
R377
C351
R354
R344
C352
R343
C434
C365
C392
R306
C329
C391
C333
C436
C383
R445
C327
R444
R385
D310
R324
C449
R424
C447
C433
C303
C350
R358
R434
R342
R396
R350
R349
R372
Q313
Q309
Q311
C441
R449
Q312
C448
R448
C446
C445
C326
R450
C444
R382
TE SW ICT Ml Al SMT
D321
D327
R455
R454
R352
R452
R351
R345
C323
Q326
R374R356
R375
GND
DIM2
MCU_5V
LCD_WR
LCD_DATA
REMOTE_IN
LCD_CSI
LCD_RD
R397
KEY_IN
DIM1
LCD_VCC_CTR
STANBY_LED
L704
L314
C349
C348
R394
C703
C724
iPod_DET1
iPod_R1
AGND
iPod_L1
VIDE01
GND
RX1
TX1
ACC_DET1
GND
iPod_5V
GND
R725
C729
R729
C719
R726
C720
C728
R727
C721
C716
R710 C718
R706
R7I7
R718
C708
C709
C722
C764
C818
C817
D801
D802
C739
C725
C717
C762
C763
R748
C746
C748
C747
C749
C735
C736
R395
R747
R746
C761
C306
C337
C342
C338
C334
C336
C341
C750
R702
C339
C340
C335
2
4
R395
D602
S606
PbF
S607
NX-PN7 MP 2008.04.15
25-1756-G02V--X 259 x 163mm(6 IN 1)
S609S608
S610
IR601
iPod B
WP303
CN308
R328
R703
JK801
R348
L708
L707
CN710A
L709
L710
L711
R808
C811
R809
CN801
SKIP -
SKIP +
VOL -
VOL +
C812
C801
R803
C818
C817
D801
D802
39
C746
C748
7
C749
735
736
R747
R746
C761
C306
C337
C750
C335
C342
C338
C334
C336
C341
R702
C339
C340
2-12
Jack board
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
forward side
JK202
0808
iPod board
forward side
JK203
R
L
2008.04.28
reverse side
R210
C212
C211
C208
R207
CN303B
CN302B
PbF
C213
HP_DET
HP_MUTE
GND
SPL
C204
SPR
JK201
L_CH
C203
R_CH
WP301A
CN301B
WP201
NX-PN7
MP
Q204
Q202
R203
L310
C201
R201
R204
L309
R202
C202
Q201
D202
D201
C205
D205
D206
L311
Q203
25-1783-G02V--X
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
DACK A
CN702
DACK B
CN704
R208
C210
C206
L312
D203
D204
C207
R205
C209
R206
reverse side
LED board
(LED 1 board)
(LED 2 board)
GND
IOPD_5V
CN711B
DGND
TX2
ACC_DET2
R780
R781
R783
CN711B
RX2
DGND
R782
L714
VIDEO
IOPD_L2
R785
R784
AGND
IPOD_R2
C761
IP0D_DET2
Q782
R787
PbF
NX-PN7
MP
25-1753-G01V--X
2008.04.08
SIZE:197x164mm(5 IN 1)
R788
CN710B
GND
IOPD_5V
R737
DGND
ACC_DET1
R736
R738
R739
TX2
L713
CN710B
DGND
VIDEO
RX2
R740
R741
AGND
IOPD_L1
Q781
C755
IP0D_DET1
IPOD_R1
R786
Lead free solder used in the board (material : Sn-Ag-Cu, melting point : 219 Centigrade)
forward side
D701
MP
reverse side
CN713B
BGR
VCC
forward side reverse side
D702
MP
CN712B
BGR
VCC
2-13
< MEMO >
Victor Company of Japan, Limited
Audio/Video Systems Division 10-1,1chome,Ohwatari-machi,Maebashi-city,371-8543,Japan
(No.MB675SCH<Rev.002>)
Printed in Japan
VPT
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