JVC NXPN-7 Schematic
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
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