Denon PMA-1600NE Service Manual page 10

SCHEMATIC DIAGRAMS
SCH01_POWER AMP_HP
GND LINE POWER+ LINE POWER- LINE Rch SIGNAL Lch SIGNAL
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.
Measurement condition
・ Voltage measurement 17.6V
No signal
5.5V
VOL : min
0 V
-12.5V
N621
6P-EH(IM)
N621
L ch 1
S_GND 2
3
R ch
J801
+16V 4
OPEN
A_GND 5
-16V 6
TO B620
N711
+12V 7
D_GND 6
ASO PROTECT 5
DC PROTECT 4
MUTE 3
POSISTER 2
A_GND 1
7P-PH
N711
TO N710
R981 820
9
N510
R983 8
0 820
L3301 7
HP_L
1 Lch
L3302 2
A_GND R984 820
2
HP_R L3303
3 Rch
3
HP_DET L3304
4
4
D_GND L3305
5
5 R982 820
G
6
TO N511
1
C3303 K3301
Z1208
PHONE-JACK-BOARD(9P)
1000P 64301007322AS
STYLE-PIN
8U-110209-6
H/P UNIT
B3301
1PIN_WIRE
00D2030535006
SPDIF PCM SIGNAL DSD SIGNAL STBY POWER
49.4V
50.0V
C5011
3.2V
CQ4700P(LP)
D5003
1SS133
R5015 49.4V
220(AMRS)
D5007
1SS133
12.9V
R5057
100(1W)
V5001
C5005 CQ100P(LP) B4.7K
12.9V
R5019
1M
2SK2145GR/BL
Q5003
3
R5003 1 D1 D2
100
G1 G2
5 4 11.9V
仮
2 S
-49.4V
R5021 56K
-1.9V
R5059
R5023 68K
100(1W)
C5013 47P
-17.6V
C5012
CQ4700P(LP)
D5004
1SS133
R5016
220(AMRS)
D5008
1SS133
R5058
100(1W)
V5002
C5006 CQ100P(LP) B4.7K
R5020 1M
2SK2145GR/BL
Q5004
1 3
R5004 D1 D2
100
G1
G2
5 4
仮
2 S
R5022 56K
R5060
R5024 68K 100(1W)
C5014 47P
ASO
DC
D5501
1SS133
+12V
H/P RELAY
MUTE
POSI
Q5501
KRC105S
R5501
2.2K
N631
TO N630
生産中止 Z5107
Z5101
RADIATOR
0RD4713304028
3X8_CBS-B Z5109
44741010703AS F5101
AC1_RELAY
T250MA/250V
0RD4713304028
3X8_CBS-B
Z5100
D_GND
HEAT_SINK_W36.2xL50
Q5103
D_GND
2SK209 1 44741011000AS
1 2 +3.3VL
2
P_DOWN
3
3 D5100
N231
D30XBN20
2P-VHw MAIN TRANS *2
R5101
1
1K
C5109
C5111 2
C5112
1
C5110
2
Q5104
2SK209
1
1 2 T250MA/250V
2 8U-110209-1
F5102
3
3
POWER AMP UNIT
RADIATOR Z5102 Z5108
8U-110XXX-1
0RD4713304028
44741010703AS 3X8_CBS-B μ-com UNIT
生産中止
N0311 / N0321
E2 JP
F101 T3.15AL/250V T8AL/125V
10
Q5033 51.1V
50mm
2N5401S
Z8507
Z5103
COMMON_PLATE(30-3)
STYLE-PIN
(STY-PIN)
Z8508
Z5105
COMMON_PLATE(30-3) OPEN
50mm
Z8509
Z5104
COMMON_PLATE(30-3) STYLE-PIN
POSI
D
R5069
Z5106
2.2K
G S COMMON_PLATE(30-3)
R5085
15K
B5201
SP RELAY
1PIN_WIRE B5001
(1.9)
6
M3_TOP
4
M3_TOP
FTRF1AD012V B5003
-51.2V
B5004
M3_TOP
D FTRF1AD012V
B5002
G
S
5
M3_TOP
3
Q5034
FG
2N5401S
POSI
D
N511
R5070
2.2K
G
S N511
R5086 5P-EH(IM)
15K
1 Lch
B5202
1PIN_WIRE 2 A_GND
(1.9)
3 Rch
4 SP RELAY
5
D_GND
TO N510
S5002
H/P
RELAY
D
G
S
D5502
1SS133
8U-110209-3
SP RELAY
POWER SW UNIT
Q5502
KRC105S
R8501 1 2
SHORT
(WHITE)
C106
470P/250V
D103
1A7 x6
D104
R8505
D101
6P-PH 4.7K
5 COLD
N631
1 D8508 D8521 6
D102
1A7 UDZS8.2B
+5VD 2 7 HOT
3
8
J8503
4 D105
9
OPEN
5
D106
6 R8502
N211
47K
2P-VHw NJM2831F33
U8501
HOT
1
N381
2P-VHw
COLD
2
1
N221
2P-VHw
2
HOT
1
RELAY_DLS1U
(WHITE)
S102
COLD HOT
2 3 4
FUSE_CLIP
N371
H1012
2P-VHw
F101 1
COLD C103
T3.15AL/250V
3300P/250V
2
ＡＣ ＰＬＵＧ
8U-110209-2
AC UNIT
(BLUCK)
Ref.101～