Arcam DiVA DT81 Руководство по эксплуатации - Страница 6

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1
2
SK12
P7V5_UR
1
P5V
2
3
4
SW3D
12
IDC4S
11
10
Analogue and
D
Digital grounds
A1014
are joined at the
DAC, Z10
R26
0R0 0805
SK4
IEC2
LIVE1
NEUT1
L
N
C31
LIVE
NEUT
220N X2 CLASS
14
T1
18V
0V
NEUT2
1
13
T2
CM_CHOKE
19
2
0V
NEUT2
20
T3
8
18V
C
16
ACDIG1
7V5
7
15
T4
115V
F2
!
21
AC115V
WARN
115V
5
T250MA115V
22
ACDIG2
115V units only
6
0V
18
ACDIG3
12V
F1
!
T2
12
AC230V
WARN
230V
17
T1
T160MA
11
23
230V units only
230V
C64
24
ACDIG4
470P NPO 0805
0V
L848TX
C60
470P NPO 0805
SW3B
C61
A1014
470P NPO 0805
B
MUTE CIRCUIT
C65
470P NPO 0805
EMCGND
R30
C35
10K 0805
1U0 EL
FM Tuner Pass-through
(NOT FITTED ON DT81, USES SWITCH ON DISPLAY BOARD)
P5V
3
6
2
R33
5
SW2A
BP
1
10K 0805
SW2B
4
2PCO_NON_LAT
2PCO_NON_LAT
R34
47K 0805
A
R77
BYPASS
10K 0805
1
2
3
POWER SUPPLIES
+UR
SK6
P15V
1
2
WARN
3
!
4
MUTE1
R62
R72
5
6
1R0 FU
1R0 FU
7
8
9
10
FFC10V
N15V
-UR
AGND1
WARN
ACAUD1
!
R73
R74
R21
ACAUD1
1R0 FU
1R0 FU
1R0 FU
D10
D11
UF4003
UF4003
ACAUDG1
D8
D9
P2
3
ACAUD2
ACAUD2
UF4003
UF4003
2
SW3A
A1014
1
D12
D13
ACDIG1
P3
UF4003
UF4003
+ C10
D14
D15
3M3 EL
UF4003
UF4003
ACDIG2
10N 0805
C59
C32
ACDIG3
R76
GND1
22R 0805
10N 0805
9
D6
D7
CHS2
8
SW3C
UF4003
UF4003
ACDIG4
A1014
D19
D20
7
UF4003
UF4003
P9
6
5
4
R24
1K8 0805
D16
UF4003
R32
R29
R31
+UR
47K 0805
47K 0805
47K 0805
R13
8K2 0805
+ C23
TA7317P
Z9
100U EL
D17
1N4148
2
IN1
R71
MUTE1
10K 0805
6
MUTE1
O
3
IN2
C34
R28
R70
47K 0805
47K 0805
1U0 EL
R27
R12
33K 0805
8K2 0805
-UR
3
4
5
D5
PUNREG1
1N4003F
+UR
Z3
LM317T
!
R20
I
O
WARN
Vin
Vout
TEST_POINT
1R0 FU
3R3 FU
R18
R56
220R 0805
+ C37
+
1M0 35V
+ C21
R54
C38
100U EL
2K4 0805 1%
1M0 35V
C62
1N0 PP
C63
+ C22
R55
+ C39
+
100U EL
2K4 0805 1%
1N0 PP
C40
1M0 35V
1M0 35V
R57
220R 0805
!
I
O
WARN
Vin
Vout
3R3 FU
R19
-UR
Z5
LM337T
D4
NUNREG1
TEST_POINT
P7V5_UR
1N4003F
Z7
I
Vin
Connect ground to chassis fixing
+ C26
HS2A
via decoupling capacitor C32.
220U EL
D2
DAB Module
Z1
LM317T
1N4003F
Supply +10V
P10V
P8
I
O
Vin
Vout
R17
390R 0805
TP3
HS1A
TEST_POINT
TO220HS30REG
+ C19
+ C29
+ C11
100U EL
3M3 EL
10U EL
R58
2K7 0805 0.1%
R41
REMIN1
1K0 0805
STBYLED
C36
100P NPO 0805
R44
4K7 0805
EMCGND
P15V
SK5A
SK5B
Near to PCB
Far from PCB
R25
100R 0805
JACK3.5X2
JACK3.5X2
REMIN2
C42
R42
RLY1C
100P NPO 0805
1K0 0805
RLY 51SB12T
EMCGND
DRAWING TITLE
DiVA DT81 DAB Tuner - Power Supplies & Muting
Circuit Diagram
Notes:
A & R Cambridge Ltd.
Pembroke Avenue
Denny Industrial Centre
Waterbeach
Filename
Cambridge CB5 9PB
J:\ECO_wip\01_1106 new 1.7 roak module\L918_1.1\L918_1.1.DDB - L918C2_1.1.SCH
4
5
6
7
P15V
DAC
P15V
Supply
P15V
+ C12
R22
100U EL
100R 1W CF
!
WARN
Z2
LM317T
I
Vin
+ C13
+
100U EL
C20
C33
+ C14
10N SM
1M0 25V
N15V
N15V
+5V for DAB
7805
HS3A
P5VDAB
TO220HS30REG
O
Vout
Z8
7805
TEST_POINT
I
Vin
+ C24
+ C27
220U EL
220U EL
TO220HS08REG
TEST_POINT
R3
R4
10K 0805
10K 0805
Z10A
R49
3
QQ2
QQ3
1
100K 0805
QPAD
2
C41
L1
QPAD
LM393A SM
680P PP
27MH
R52
R50
1K8 0805
100K 0805
D18
4V7 400MW
QQ4
R5
10K 0805
QQ1
C50
QPAD
10N 0805
R51
C55
1K5 0805 1%
470P NPO 0805
QQ5
QPAD
R53
1K8 0805
01_1106
PG
8/6/01
ROKE MODULE V1.7 + changed R67 & R68
01_1076
CL
19/03/01
PRODUCTION RELEASE
CL
22/01/01
PROTOTYPE (NEW DAC & TOSLINK
CL
03/10/00
INITIAL PROTOTYPE
ECO No.
INITIALS
DATE
DESCRIPTION OF CHANGE
Date Printed
Drawn by:
Sheet
CL
11-Jun-2001
6
7
8
D
D3
1N4003F
P5V DAC
O
Vout
TEST_POINT
P5
R16
330R 0805
+ C25
22U EL
10U EL
R43
1K0 0805
+5V for micro
C
TEST_POINT
P5V
P7
O
Vout
+ C28
100U EL
P5V
R6
10K 0805
B
Z10B
6
7
QPAD
REMOTE_BUS
5
LM393A SM
P5V
Z10C
C51
LM393A SM
10N 0805
A
1.1
1.0
B.0
A.0
ISSUE
2
of
4
L918C2
DRAWING NO.
8