Audio Unit - Denon DRA-N5 Service Manual

1 2
D104
OPEN/KDS160
R274
D103 0
KDS160 IC104
OPEN/KIA78D33-TO220
IC102
IL1117H-5.0ET OUT IN
IN OUT
GND_D
GND_D
GND_A
GND_A
TEMP DET
Q101
KTC3209
+12V_FAN
Q102
KRA102S
GND Q103
KRC102S
R257
1K
FAN_ON
ZD101
UDZS6.8B R262
OPEN
FAN
Q128
KRC102S S101
ZD102
C254
UDZ4.7B PRF18BG471QB5RB
100N-K
(@BOTTOM SIDE
C255
10N-K OF TAS5142)
C256
1N-K R269
GND_AD GND_D1
OPEN
GND_D1
GND_AD
R254
0-1608
GND_D
C112 100/16
C113 100N-K
R120 33
R101 100
DIR_DO
R102 100
DIR_DI
R103 100
DIR_CL
R104 100
DIR_CE
SCL
R109 10K MPIO_B1
OPEN MS/ADR1
R110 MPIO_B0
MODE MPIO_C3
R111
RXIN7 MPIO_C2
33
RXIN6 MPIO_C1
RXIN5 MPIO_C0
PCM9211
RXIN4 IC103 MPIO_A3
CX870_SPDIF RXIN3 MPIO_A2
RXIN2 MPIO_A1
R105
1K
DIR_RST RST MPIO_A0
R X N I 1 N P C / M N I 1 T
VDDRX ERROR/INT0
JSR1165-C
JACK101
R114
1M C120 C121
VCC 100N-K 100N-K
XTAL101
OPT IN GND
C110
IN
OPEN
C122 C123
10/50 10/50
R106
0
24.576MHZ
GND_D
C116 100N-K
C119 100/16
R107 GND_D
470
L111
AUX IN
C104
BD121T-1608
100P-J
2P RCA PIN JACK GND_A
C105
C101
100P-J
0-1608
L112
470
BD121T-1608
R108
JK102
FG11 GND_A
GND_A REINFORMANCE
0529
J190 0-3216
J191 0-3216
J193 OPEN/JUMPER OPTICAL IN
COUNTERMEASURE
EMI ADDITION 0705
GPT101
0522
GND_PLATE
0-1608 C248
0-1608 C249
0-1608 C250
GND_A
GND_5508 HT_GND
EMI ADDITION
0522
GND_5508 HT_GND C251 0-1608
C252 0-1608 C304 OPEN
C253 0-1608
C305 0-1608
R255 0-1608
R256 0-1608
GND_AD FG4
HT_GND GND_5508
GND_AD
FG4 HT_GND GND_5508
GPT103
GND_PLATE
FG4
GND_AD FG4
GND_5508
GND POWER + POWER -
3
N5_AMP BLOCK
D117 D118 D119
OPEN/1SR156-400 OPEN/1SR156-400
OPEN/1SR156-400
D105 D107
OPEN/1SR156-400 OPEN/1SR156-400
D106
OPEN/1SR156-400
TAS5508_3V3/OPEN
R271
13K
R272
5 8
0
7
TEMP_DET
6
BA10393F
C261
IC117:B
OPEN
Q104
OPEN
GND_D1
GND_D1
3 4
1
2
IC117:A
BA10393F
R270 0-1608
GND_AD
R138
2R2
R131
1K
R140 33
5508_RESET
H/P_ON
R664
R141 33
100
R142 33
EMI OPTION
0529
R293 0-1608
R294 0-1608
R295
0-1608
C313 0-1608
KRA107S
C314 0-1608
Q106
C306 0-1608
C312 0-1608
C284 OPEN
C307 0-1608
C285 OPEN
C311 0-1608
C286 OPEN
EMI ADDITION
0522
C126 0-1608
R301 1N-K
R302 10N-K
R303 100N-K
EMI ADDITION
0522
R669 0-1608
R670 0-1608
R671 0-1608
R672 0-1608
R673 0-1608
EMI OPTION
R674 0-1608
0529
R666 0-1608
R667 0-1608
R668
0-1608
R675 0-1608
0-1608
R676 EMI ADDITION
0618
C308 1N-K
EMI
C309 10N-K COUNTERMEASURE
0706
C310 100N-K
2 4 6 8 10 12 14 16 18
C289 OPEN 1 3 5 7 9 11 13 15 17
C290 OPEN
GND_5508
C291 OPEN
EMI OPTION
0618
GND_A GND_D
GND_AD
TO CN002
4 5
TO CN010
+12V_A
C192 100N
GND_D
C193 10N
+12V_D
C194 1N
1N C195
10N C196
100N C197
R191
91(NB)
Q112 GND_AD
KRA107S
GND_AD
H/P_MUTE_2875
H/P_MUTE
Q110 Q114
KRC102S
KRC102S
GND_AD
R194
91(NB)
GND_AD
Q113
KRA107S
GND_AD
AMUTE_2875
OPEN
AMUTE
OPEN
Q111 Q115
KRC102S KRC102S
GND_AD
GND_A
R145 33 C149
100N-K
C139
EMI ADDITION
100N-K 0522
VRA_PLL
R167 BD300-1608
PLL_FLT_RET PWM_4+
R168 BD300-1608
PLL_FLTM PWM_M_4 PWM_4-
R169 BD300-1608
63 : MCLK
PLL_FLTP 48 : VR_PWM PWM_P_3 PWM_3+
64 : RESERVED 47 : PWM_P_4 R170 BD300-1608
AVSS PWM_M_3 PWM_3-
C140
AVSS PWM_P_2
100N-K
VRD_PLL PWM_M_2
TEMPERATURE
AVSS_PLL PWM_P_1 COUNTERMEASURE
0529
C141
AVDD_PLL IC108 PWM_M_1
1N-K
TAS5508
VBGAP VALID VALID
RESET DVSS R166
0-1608
HP_SEL BKND_ERR 5142_SD
PDN DVDD
R171
MUTE DVSS
1
DVDD DVSS
DVSS VR_DIG
R147 1M
XTAL102
R164 2K2
R165 2K2
13.5MHZ
GND_5508
+3.3V_D2 +3.3V_5508 +12V_5142
+3.3V_D1 +3.3V_5508 +12V_D
OPEN
R238 0
R241
R292 0-1608
OPEN
R239 0
R242
R291 0-1608
OPEN
R240 0
R243
R290 0-1608
L102
L103
OPEN
OPEN
TO CPU BLOCK
20 22
19 21 23
CP102
23P
GND_5508 GND_5508
Digital out SIGNAL LINE
CP102
Analog out SIGNAL LINE L
Analog out SIGNAL LINE R
50
6 7
FROM SMPS BLOCK
FG4
FG4
H/P_R
H/P_L
+12V_A
R202 39K
C208 100P-J
R195 R197 R199
IC114:B
4K7 4K7 4K7
NJM4556AM
C209
PWM_HPL- 6 R203 R207
10/50
100 100
7
PWM_HPL+ 5 8 R204 R205
10K 10K
R196 R198 R200
4K7 4K7 4K7
Q120 Q122
KTC2875B KTC2875B
39K
R216
C214 100P-J
R209 R211 R213
IC114:A
4K7 4K7 4K7
NJM4556AM C215
PWM_HPR- 2 R218 R221
10/50
100 100
1
PWM_HPR+ 3 4
R217 R219
10K 10K
R210 R212 R214
4K7 4K7 4K7
Q121 Q123
KTC2875B KTC2875B
-12V_A
L665
0-1608
+12V_A
R230 47K
R224
0
10N-K
C225
C221
R225 R227
1/50
IC110:A 22K 1K
C226
AZ4580MTR 6
47/16
2 C222
7
1/50
R223
1
0 5 8
R226 R228
3 4
22K 1K
IC110:B
AZ4580MTR
-12V_A
AMUTE_2875
L104 L106 C159
BD221T BD221T 470/16(8*11)
C160
3300/50
C901 47/50
C276 OPEN-3216
C262 100N-1608
IC118 100N-1608
C263
TAS5142DKD
C155 C287 100N-1608
100N-K
C161 100N-K INDUCTOR
GVDD_B
GVDD_A
C162 33N-K
5142_OTW OTW BST_A
C163 100N-K
5142_SD SD PVDD_A
PWM_A OUT_A
RST_AB GND_A
PWM_B GND_B
R174 R665
Q127
KRC107S OC_ADJ OUT_B
0 27K C164 100N-K
GND PVDD_B
Q126
C165 33N-K
KRA107S
AGND BST_B
C157 100N-K C166 33N-K
PWM_4+ VREG BST_C
C167 100N-K
M3 PVDD_C
PWM_4-
M2 OUT_C
C274
100N-K
M1 GND_C
PWM_3+ PWM_C GND_D
RST_CD OUT_D
C168 100N-K
PWM_3- PWM_D PVDD_D
C169 33N-K
R288 1
VDD BST_D
C170 100N-K
GVDD_C L109
GVDD_D C288 INDUCTOR
100N-1608
C264
100N-1608
C273
L105
L107 100N-1608
BD221T BD221T
C277
OPEN-3216
C902 47/50
C171
3300/50
GND_AD
GND_PLATE
GPT102
GND_AD
FROM SMPS BLOCK
CN101
KTA1504S
Q117
KTC3875Y
Q116
GND_AD
TO CN221
C237 C238
220/25(8*11.5) 220/25(8*11.5)
KTA1504S
Q118
Q119
KTC3875Y
R251
10K
GND_AD
SCHEMATIC DIAGRAMS (3/6)

AUDIO UNIT

SW SIGNAL LINE
8
A
R208
10
R222
10
B
SW OUT
R231 R234 L110
1K BD121T 5
1K
4
R232 R235
10K 10K
1
Q124 Q125
KTC2875B
KTC2875B
C
GND_C3
L108
_10UH
C278~C281 EMI ADDITION
JACK105
10N-K-100V 0522
SPEAKER OUT
LA-
LA+
RA+
RA-
D
_10UH
CN101
6P-EH
+29V
+29V
+29V
GND_AD
GND_AD
E
GND_AD
F