Schematic Diagram - Marantz SR4023 Service Manual

7. SCHEMATIC DIAGRAM

MAIN PWB
C261
R101 C105
0.1uF/50V
100 10/50V
J101
JK11
0.1uF/50V
C262
L
L101
320mH
4 3
PHONO
IC11
OP AMP
R
NJM2068MD
J102
C263
5 6
L102
0.1uF/50V
320mH
0.1uF/50V
C264
CH_GND
R102 C106
D261
1SS355
100 10/50V
D262
1SS355
CH_GND R261
OPEN
C265
JK21 0.1uF/50V
R201 CD-L
L
220
CD
R202 CD-R
R
-15V
220
R203 DVD-L
L
220
0.01uF/50V
DVD
PHONO-L/IN C281
R204 DVD-R
R
TUNER-L
220
CD-L
R205 DSS-L
L
220 DVD-L
DSS
DSS-L
R206 DSS-R
R AUX-L
220
CH_GND
VCR_L-IN
JK22
R207 AUX-L VCR_L-OUT
L
220
AUX
R285
R208 AUX-R
R 4.7K
220
FUNCTION SW
R209 VCR_L-IN
L
220
IN
R210 VCR_R-IN
R
VCR
220
(MD,FOR
SR5023 ONLY)
L-CH
R211 VCR_L-OUT LINE-L C290
L
1K
4.7/50V
OUT
R212 VCR_R-OUT
R D263
1SS355
1K
1SS355
D264
C267
0.1uF/50V
CH_GND - 5 1 V
JK23
R262 OPEN
CD-R_L-IN
L
R213
220
IN
0.01uF/50V
R214 CD-R_R-IN
R
CD-R_L-OUT
R283
220
RECODER 1
TAPE_L-OUT
(CD-R)
R215 CD-R_L-OUT
L
1K
OUT
R216 CD-R_R-OUT
R CD-R_L-IN
1K
TAPE_L-IN
R217 TAPE_L-IN
L
220
IN
(TAPE)
R218 TAPE_R-IN
R
RECODER 2
220 F-STB R288
(FOR CH_GND
4.7K
JK24
SR4023 ONLY)
R219 TAPE_L-OUT
L
1K FUNCTION SW
OUT
R220 TAPE_R-OUT
(FOR SR4023 ONLY)
R
1K
R221 PRE_OUT-L
L
+5VA
100
PRE-OUT R427
R222 PRE_OUT-R 2.2K
(FOR R
SR4023 ONLY) 100
Q410
R223
MAIN_IN-L
L
100
MAIN-IN
KRC107S
R224
(FOR MAIN_IN-R
R
100
SR4023 ONLY)
C266
0.1uF/50V
D265
1SS355
D266
R263
1SS355
CH_GND OPEN
JK25 D408
IN
ST+5V
R271 1SS133M
REMOTE
47
OUT C271
0.1uF/50V
RC-IN
Q412
C272
KTC3199Y
0.1uF/50V R433
CH_GND
47K
JK26 ST+5V
R273 R272 KTC2875B SW_OUT
SW_OUT
Q272 220
33 220 R276
4.7K
0.1uF/50V
R277
C273
SUB-MUTE
4.7K
CH_GND
Q271
R274
-15V
KTC2875B
R438
2 4 6
1 3 5 7
CN41 DOWNLOAD
(FOR SR5023 ONLY)
0.039u(M) 0.01uF(M)
C109 C111
R112
6.8K
R110 C113 C115 R116
PHONO-L/IN
82K 1000P(M) 22/16V 330
R114
-15V
100 10
R121
2 1
MAIN_IN-L MAIN IN (L-CH)
+15V
7 8
R122 PRE_OUT-L PRE-OUT (L-CH)
10
R115 100
R111 C114 C116 R117 PHONO-R/IN
82K 1000P(M) 22/16V
330
R113
6.8K
C110 -15V
C335
R291 R337 R333
0.039u(M) 0.01uF(M) 10
1.1K 4.7K 4.7/50V
C112
C277
C333
0.01uF/50V
82P/50V
L-OUT C331
4.7/50V
+15V 4 3 2 1 NJM2068MD
IC33
IC21 OP AMP
TC9163CFG +15V
5 6 7 8
0.01uF/50V
R292
R-OUT C332
C282 PHONO-R/IN
C334 10
4.7/50V
82P/50V
TUNER-R
CD-R
1.1K 4.7K
R338 R334
C336
4.7/50V
DVD-R
DSS-R
AUX-R
PRE_OUT-R PRE-OUT (R-CH)
VCR_R-IN
VCR_R-OUT
MAIN_IN-R MAIN IN (R-CH)
R287 4.7K
R286 4.7K
EVOL-DATA
EVOL-CLK
R-OUT R-CH OUT
L-OUT L-CH OUT
C309 5.6K
R307
10/50V
-15V
R308 5.6K
R-CH
C291 LINE-R R309
33K
4.7/50V
100P/50V C310
+15V
R318
4 3 2 1
4.7K
R319
IC32
+ 5 1 V
4.7K
OP AMP 5 6 7 8
IC22 NJM2068MD
C312 C 1 3 3
TC9164CFG
0.027uF/50V(M)
0.01uF/50V R312 10/50V
22K
CD-R_R-OUT
R284
R313
TAPE_R-OUT
22K
C311
0.12uF(M)/100V
SUBWOOFER-OUT
SW_OUT
R372 R371
CD-R_R-IN LINE-L
OPEN 0
TAPE_R-IN
-15V +15V
IC31
4 3 2 1
NJM2068MD
OP AMP
5 6 7 8
4.7K R290 PLL/F-DATA
4.7K R289 PLL/F-CLK LINE-R
R374 R373
OPEN 0
+5VA
+5VA
47K
R439
T-MUTE
R444 47K
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
T-MUTE 32
49 R443 47K
TUNED 31
TUNED IN
RC_SENSOR 50 VER. SEL
STEREO 30
STEREO IN
51 MODEL SEL
EP-SCL 29
Q406 EP-SCL
52 SEL+
KRA102S
EP-SDA 28
EP-SDA
53 SEL-
MCU
HP-ON 27
HP-ON
KILL-IR 54 VOL DOWN
HP-DET 26
HP-DET
55 IC41
VOL UP
SP-A 25
SP A
56 T5CB5PQ 47K R442
SP-B SP B 24
57
PROTECT
EVOL-DATA 23
EV-DATA
58
KEY2
EVOL-CLK 22
EV-CLK
FLASHER-IN 59
KEY1
F-STB 21
F-STB
60
R440 KEY0
20
Q407 61
AVDD
V_SW1 47K 19
KRA107S V SW1
62
VREF
V_SW2 18
V SW2
KILL-FLA 63
V_SW3 17
V SW3
ST+5V 64
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
R499
OPEN
Q408
KRA102S
X401
(ACT'L') 16MHz
RC-5_OUT
ST+5V
+15V -15V
1K 17 15 13 11 9 7 5
13 12 11 10 9 8 7 6 5 4 3 2 1
16 14 12 10 8 6 4
CN71
TO VIDEO PWB (FOR SR4023 ONLY) FROM FRONT PWB
19
R509 C503 Q504
KTA1024Y
470 100P/50V
Q501 Q502
KTC3200GR KTC3200GR
R501 C501 R529
10
330 10/50V
C507
KTC3200GR 5P/50V
Q503
R505
47K
-15V
R335 R341
220 220
KTC2875B
Q301 4.7K
R343
ST+5V
4.7K
R345
Q305
Q303 KTC2875B
KRA107S
KTC2875B
Q304
R346
4.7K
R344 SYS-MUTE
Q302 4.7K SUB-MUTE
KTC2875B
R342
R336 220
220
470
R609
Q604
KTA1024Y
C603
100P/50V
Q601 Q602
KTC3200GR
KTC3200GR
R601 C601 R629
10
330 10/50V
C607
R320 4.7K
R321 4.7K 5P/50V
KTC3200GR
Q603
R605
47K
SW OUT(L-CH)
SW OUT(R-CH)
DVDD
0.047uF(M)/50V
C316
OPTION TABLE
0.15uF(M)/50V
C317
MODEL Ver.
20 19 18 17 16 15 14 13 12 11
0.047uF(M)/50V
C318
21 SLOUT 10 Ver.
BASL2
R410 R411
0.15uF(M)/50V C319
22 SROUT 9
BASL1 2.2/50V
0.022uF(M)/50V C320
23 TRER AGND 8
C306 OPEN OPEN N1B
0.022uF(M)/50V C321 SR4023
24 TREL VOL IC SRIN 7
C305 2.2/50V
2.2K 2.2K U1B
25 AGND SLIN 6
M61541FP
2.2/50V R316 100K
C302
26 INR SWIN 5
N1B
2.2/50V IC34 SR5023 6.8K 6.8K
C301 R317 100K
27 INL CIN 4
N.C N.C
28 3
N.C N.C
ST6003 N1B
29 2 10K 10K
N.C N.C
30 1
AGND
31 32 33 34 35 36 37 38 39 40
ST7003 F1B
15K 15K
+5VA
ST+5V
4 3 2 1
GND A2 A1 A0
IC43 EEPROM
AT24C08N10SC
SDA SCL WP VCC
5 6 7 8
ST+5V
10K
R407
10K
R408
SEL+ PWR-DOWN
SEL- +5VA
V-DOWN
V-UP IC95
PROTECT
KEY2 Q405
KEY1
KEY0
(ST+5V)
KRC107S
(RESET IC)
IC42
4.5V
POWER_ON R401
+5VA
1 2 3
3.3K
ST+5V
+5VA
+15V
+5VA
N Ver ONLY
22K
R417 R419 +5VA
22K
R420
R418 22K
22K
3 1 17 15 13 11 9 7 5 3 1
CN43 CN95
7 6 5 4 3 2 1
2 16 14 12 10 8 6 4 2
CN42 FROM FRONT PWB
FROM TUNER MODULE
R522
+VCC
18,1/4W(F)
Q510
2SD2390
R524
Q507
KTA1360Y 3.3,1/4W(F)
Q512
KTC3200GR
R534
+1.2V
Q505
KTA1024Y 9.1K
Q509
KTC3114A
R528
VR51 220
DUMMY
R527
330
Q506 R535
-1.2V
KTC3206Y
9.1K
Q511 R531
47,1/4W
2SB1560
Q508
KTC3423Y R525
FL_CH
R532
3.3,1/4W(F)
47,1/4W
0.5uH
R523 L501
-VCC
18,1/4W(F)
R622
+VCC
18,1/4W(F)
Q610
2SD2390
R624
Q607
KTA1360Y 3.3,1/4W(F)
Q612
KTC3200GR
+1.2V R634
Q605
KTA1024Y
9.1K
Q609
KTC3114A
R628
VR61 220
DUMMY
R627
330
-1.2V R635
Q606
KTC3206Y 9.1K
R631 47,1/4W
Q611
2SB1560
Q608
R625 R632
FR_CH
KTC3423Y
3.3,1/4W(F) 47,1/4W
L601 0.5uH
R623
-VCC
18,1/4W(F)
DC POWER PROTECTION
R943 15K 15K
Q941
33K R947 R948
KTC3198Y
2
1
Q943
D971
KTC3198Y
R944 3
(GBJ806)
22K
Q942
R949 R950
KTA1267Y
15K 15K
Q961
IC96
L7805CP
KTA1271Y
1N4003SR
47
2 1
OUT IN
R931 D932
GND
3
AVCC +15V
IC91 !
KIA78S06PAT KIA7815API
+6.6V IC93
DVDD
22 1N4003SR
1 3 2 1
Out In OUT IN
R933 D921
GND 1N4003SR
2 3
D922
R925 1N4003SR
1N4003SR
560 D930
1
-15V
D923
1N4003SR
2 OUT IN 3
-6.6V KIA79S06PAT(6V) D924
IC94
IC92 !
22
AVEE KIA7915PI
3 2
Out In
R932
1
1N4003SR
D931
!
G5PA-1 DC6 (USA ONLY)
UNSWITCHED JW98-3
!
SWITCHED JW98-2
Q902 4 3
KTC3199Y !
JW98-1
USA : T 5.0A L 250V
1 2
!
RY91 EUR : T 3.15A L 250V
F901
D907 FROM
MAIN
1N4003SR SUB
TRANSFORMER
D906
IC90 TRANSFORMER
KIA1117S50
U Ver. ONLY !
1N4003SR T901
D901
J901
5 4
2 3
Out In
6
1 D902
7
D903
2
8
9 !
D904
D901 - D904 : 1N4003SR
!
N Ver. ONLY
20
RY33
GP5A-28-MC
H/P
R538 R638
470, 1W 470, 1W
FL_CH FR_CH
HP-R
D363
HP-L
1SS133M
HP-IN
R367
HP-ON
3.3K
Q366 HP-DET
Q363
KRA107S
KTC3199Y
Q369
KRC102S SP32
1
FOR SR5023 ONLY
2
3
FL_CH
4
+15V GP5A-28-MC
Q351 RY31
KSA1175Y
SP B
R352
1K
SP31
1
+
-
2
1SS133M 3 +
4 -
D361
5
+
Q353
-
GP5A-28-MC 6
KSC2785Y
RY32
SP A 7
+
-
8
0.022uF/50V
9
C365
Q354
10
KTC2785Y
0.022uF/50V C366
1SS133M
CH_GND
D362
R366
3.3K
Q364
Q362 KRA107S
KTC3199Y
R364
Q367
10
KRC102S
R365
Q361 3.3K
KTC3199Y
R363
FR_CH
10
R362
Q365
KRA107S
10
-15V
10(1W) KRC102S
Q368
R361
PROTECT
PWR-DOWN
SP-A
SP-B
! S1AC
S1AC
4
GND
S1AC
S1AC
ET91
-30V
R961
AC AC
2.2,1/4W
S3 S3
R962
AC AC
2.2,1/4W
N.C
R921
S2AC S2AC
0.47,1W
GND
!
ET41 S2AC S2AC
!
MAIN
TRANSFORMER
R922
0.47,1W
!
** IMPORTAT SAFETY NOTICE.
COMPONENT IDENTIFIED BY MARK HAVE SPECIAL CHARACTERISICS.
IMPORTANT FOR SAFETY. WHEN REPLACING ANY OF THESE COMPONENTS
USE ONLY MANUFACTURER'S SPECIFIED PARTS.
** THE UNIT OF RESISTANCE IS OHM.
K = 1000 OHM. M = 1000KOHM.
** THE UNIT OF CAPACITANCE IS MICROFARAD(uF)
pF = 10 uF -6
** THIS SCHEMATIC DIAGRAM MAY MODIFIED AT ANY TIME WITH THE
IMPOROVEMENT OF PERFORMANCE.