Denon PMA-2500NE - SCHEMATIC DIAGRAMS - Tone, Volume, Audio; SCH02: Tone, T.SW, P.LED, HP, VOL, EXT.PRE Schematic

SCHEMATIC DIAGRAMS (02/9)
SCH02_TONE, T.SW, P.LED, HP, VOL, EXT.PRE
All Ref.No. has been described in the parts list are four digits.
But there are less than four digits of printed Ref.No. on the PCB, and they have become four digits after the header by adding "0" in the parts list.
GND LINE POWER- LINE POWER+ LINE DSD SIGNAL STBY POWERRch SIGNAL Lch SIGNAL SPDIF PCM SIGNAL
6
C2016
100P
LP
7
10K
V2002
5 8
3
R2013
15K
R2007
33
6
R2026
22K
6
9
30K
V2003
5 8
3
C2006
10/50
RA3
100K
V2001
5
8
3
7
100K
V2001
1
4
2
9
10K
V2002
41
2
R2017
100
SHORT_5
J2001
470K
R2010
R2028
470
R2016
15K
R2021
1.8K
1.8K
R2020
C2001
100P
LP
R2030
470
R2029
470
R2012
820
C2015
100P
LP
R2024
3.3K
1.8K
R2019
00D2050452017
Z2001
STYLE-PIN
R2023
3.3K
R2008
33
15K
R2014
R2011
820
470K
R2009
9
C2005
10/50
RA3
R2003
150K
R2004
150K
C2002
100P
LP
7
R2022
1.8K
R2018
100
30K
V2003
41
2
15K
R2015
R2025
22K
R2027
470
U1351
GP1UE271XKVF
1
VCC
2
GND
3
VOUT
C1351
0.01
LP
D1351
SML1216W
1
2
3
KRA102S
Q1351
NJM2068MD
U2001
7
6
5
4
8
NJM2068MD
U2001
1
2
3
C2008
0.033
C2007
0.033
C2009
0.22/50
C2010
0.22/50
C2011
0.1/50
C2012
0.1/50
C2014
0.47/50
C2013
0.47/50
V2720V30FB503MC
V3501
1
3
2
4
V3501
5
7
6 8
M
V3501
9 10
6P-EH(IM)
N3501
1
R-CH
2
R-TAP
3
A_GND
4
A_GND
5
L-TAP
6
L-CH
11P-PHs
N1301
1
+12V_RL
2
S-DI_LED
3
ANA_LED
4
TACT
5
+3.3VL
6
D_GND
7
REMOTE
8
LED_R
9
LED_G
10
VOL+
11
VOL-
D1301
SML1216W
1
2
3
KRC102S
Q1301
R1302
OPEN_R
D1302
SML1216W
1
2
3
KRC102S
Q1302
R1304
OPEN_R
0.01
C1301
2.2K
R1306
10K
R1305
R1351
100
C3501
OPEN
-
C3503
OPEN
B3501
OPEN
C3502
OPEN
1608
3.9K
R1307
N1302
5P-EHs
1
LED_G
2
LED_R
3
REMOTE
4
D_GND
5
+3.3VL
B1351
5P-SCN
1
LED_G
2
LED_R
3
REMOTE
4
D_GND
5
+3.3VL
3P-EH(IM)
N1303
1
VOL_UP
2
D_GND
3
VOL_DOWN
EHR-SCN_3P_150MM
0120500030070
B3503
1
VOL_UP
2
D_GND
3
VOL_DOWN
SHORT_5
J3501
S1301 S1302
220P
C3201
3
2
1M
R3204
K3201
1
100
R3202
N3201
3P-EH(IM)
1
EXT_L
2
GND
3
EXT_R
1M
R3203
100
R3201
220P
C3202
N3301
5P-EHs
1
HP_L
2
A_GND
3
HP_R
4
HP_DET
5
D_GND
OPEN
C3302
OPEN
C3301
64301007322AS
K3301
PHONE-JACK-BOARD(9P)
6
7
8
3
Rch
2
Lch
9
4
1
G
5
33K
R8251
SHORT
R8201
C8252
OPEN
KTC3875S
Q8251
33K
R8252
KTC4370A(0/Y)
Q8203
2P-VHws
N8201
1
AC
2
AC
R8204
AMRS
1K
C8204
1000/50
RFS#A
FCH20A15
D8201
1
2
3
SHORT
R8205
KTC3875S
Q8252
2SK209(GR)
Q8201
1
D
2
G
3
S
UDZS16B
D8204
C8201
0.01
LP
SHORT
R8202
KTA1659A(O/Y)
Q8204
2SK209(GR)
Q8202
1
D
2
G
3
S
D8202
FRH20A15
1
2
3
SHORT
R8206
10K
R8253
R8203
AMRS
1K
1/50
C8251
5P-EH(IM)
N8203
1
D_GND
2
16V_PROT
3
-16V
4
A_GND
5
+16V
UDZS16B
D8203
C8202
0.01
LP
2P-VHws
N8202
1
AC
2
AC
C8203
1000/50
RFS#A
10P-EH
N2001
1
+16V
2
-16V
3
L-IN
4
L-OUT
5
L-TAP
6
A_GND
7
A_GND
8
R-TAP
9
R-OUT
10
R-IN
00D2050452017
Z8203
STYLE-PIN
00D2050452017
STYLE-PIN
Z1301
C2021
0.47/50
C2022
0.47/50
R2006
470
R2005
470
1000P
C3303
SHORT
J6505
SHORT
J6504
L3302
0
L3301
L3303 L3304 L3305
Z1351
OPEN
R1301
1K
R1303
1K
R1308
OPEN_R
R1309
OPEN_R
3P-PH
N3502
1
L-CH
2
A_GND
3
R-CH
GND-TERMINAL
Z3301
B3301
61205055600AS
1P_L=120_SRA3-SIN1.8
00D2050452017
Z2003
STYLE-PIN
00D2050452017
Z2002
STYLE-PIN
R2032
10
R2031
10
4.7K
R8254
M3_TOP
Z8202
Z1302
OPEN
C8207
OPEN
-
C8208
OPEN
-
C2004
220/50
C2003
220/50
C3504
0.01
PPSC
C8213
470/50
SX
C8214
470/50
SX
C8206
470/50
SX
C8205
470/50
SX
C8212
220/50
RFY
C8211
220/50
RFY
C8209
220/50
RFY
C8210
220/50
RFY
OPEN
C3203
C3204
CQ0.01(LP)
0V
BOOST
CUT
TREBLE
15.8V
CUT
BASS
CUT
8U-110204-9
BOOST
CUT
BOOST
TONE UNIT
(2/2)
(1/2)
BOOST
-15.8V
*
*
G
R
POWER LED UNIT
0V
8U-110204-10
8U-110204-6
TACT SW UNIT
50k
VOLUME UNIT
8U-110204-8
50k
RG G R
ANALOG MODE SOURCE DIRECT
SOURCE DIRECT
ANALOG MODE
From DIGITAL UNIT 8U-310206 N101 W0023
Tact
0.5V:Source Direct
1.3V:Analog Mode
3.3V:No input
EXT.PRE
TERMINAL UNIT
EXT.PRE
8U-110204-3
R
L
2
1
8U-110204-4
HP JACK UNIT
to DIGITAL UNIT
8U-310206
N108
W0008
From Main Trans
-16.6V
From Main Trans
+29V
-16V
-29V
+16V
W0028
Frmo Block Capacitor GND
+16.6V
GND
8U-110204-7
P.SUPPLY UNIT
From INPUT UNIT
8U-110205-1
N8302
W0005
From INPUT UNIT
8U-110205-1
N8303
W0021
From INPUT UNIT
8U-110205-1
N8304
W0006
From INPUT UNIT
8U-110205-1
N8309
W0020
From INPUT UNIT
8U-110205-1
N3003
W0003
16V_PROT
NORMAL :3.3V
PROTECT: 0V
N2001
TO N8302
N1301
TO N101
N3501
TO N8303
N3502
TO N8304
N8203
TO N8309
N3201
TO N3003
N3301
TO N108
52
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
A
B
C
D
E
F
G
H
J
K
L
M
A
B
C
D
E
F
G
H
J
K
L
M
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16