Grundig CINIO AVR 5200 DD, Руководство по обслуживанию

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GRUNDIG Service CINIO AVR 5200 DD
2 - 1
Schaltpläne und Platinenabbildungen / Circuit Diagrams and Layout of the PCBs
Blockschaltplan / Block Diagram
IC3
ENAD D0…D7
ADR A0…A14
SW 1…SW5
TV-Out V
Tape Out
Tape In
AUX In
TV In
VCR Mute
VCR Out
TV-Out
5.1-In Y/C
DVD In
VCR In
Y
C
TV Mute
+12V
3
6
4
7
5
YC
Y / C
6dB
6dB
Y-TV
Y-VCR
C-TV
C-VCR
VCR Out To Relay
2
3
6
4
5
7
2
TV-In V
VCR-Out V
+12V
VCR-In V
DVD-In V
5.1-In V
RLY3
RLY1…2
4052-B
Y / C
TV-In
VCR-Out
3/6
RLY4
2/7
4/5
+12V
+12V
80/66
RLY5
TV-Out
7/59
6/60
VCR-In
57/79
DVD-In
68/78
FAV In
1/65
1/65
70/76
71/75
L/R
S-L/R
Center
Woofer
5_1 In
HP_OUT L/R
6-Channel Sound Controller
5/61
69/77
50/45
48
47
33 / 36
FR
FL
SL
SR
Center
SW
F-R
F-L
S-R
SUB-W 13
S-L
Center
+12V
CF2-Mix
IC301
IC302/R
IC302/L
IC2
+
+
S-VHS Board
9
16
IC203
U4
IC1
6x Mute &
5x Limiter
CN 33
FAV-In V
CN 6
HP
MUTE
CN 5
ADC IN L/R
Dig IN L/R
CN 3
74/72
54/58
OPT-IN
COAX 1
Dolby Digital Board
U3
SCLK
LRCK
SDIN1
SDIN2
SDIN3
MCLK
AUDATA 0
AUDATA 1
AUDATA 2
Stereo-DA
Converter
24Bit / 96kHz
U5
XMT958
SDATAN2
SDATAN1
8…17
DSP-EMOE
5
18
4
11
11
U2
8415-CS
4360-CS
A17
U2
4360-CS
8415CS
4360CS
SCDIN SCCLK
13
14
4360/
5333-RST
ADR A0…A7
ADR A8…A14
RAM
U13
MCU-A16
MCU-A15
492003-CS
DSP-CS
7
U1
DSP-RST
RD
WR
22
27
3
44
43
42
8415 RST
9
8415EMPH
1
18
16
17
27
21
2
16
4
7
3
4
2
3
1
5
8
10
28
3 8415-EMPH
8415 RST
DSP-SCDOUT
4360RST
MCU-CDIN
MCU-CLK
D-CDOUT
19 36
DSP-INT
20
INTREQ
ABOO
T
U9
U7
U8
1/2 U6
1/2 U6
30
12.288MHZ
SDATAN1
13
12
4
U14
96kHz
Digital Audio
Interface
12.288MHZ
D-CDOUT
4052-A
Stereo-AD
Converter
24Bit, 96kHz
U4
MCU-CDIN
MCU-CLK
DSP-RST
4360RST
6
18
2
3
4
11
12
13
7
10
41
40
39
26
27
23
24
19
20
25 26 27
CLK
D
ATA
LA
TCH
31
ADDRESS
P
or
t
Digital Sound Processor
AC-3, DTS, MPEG,
(analog) Dolby Surround,
virtuell Surround etc.
19
20
24
23
27
26
IC402
IC401
+B
+10V
Sub-Woofer
Q405…9
Q1
D408…417
FR
FL
SL
SR
Center
+12V
-12V
+5VA
+2V5
+3V3
COAX 2
-12V
– –
– –
+
Mute
U12
8 x D-FF
DA
T
A
I/O
Po
rt
8 x D-FF U11
Protection
+10V
+B
+10V
FL-A
FL-B
-30V
Standby
+10V
+10V
Ohm-SW
+10V
Power Down
24 Bit / 192kHz
6 x D
A
Concer
ter
U10
+B
LIMIT
+
+12V –12V
LIMIT
–
7812 7912
+12V –12V –5VA +5V +2V5 +3V3
7805
317 317
CN23
+5VD CPU VCC
Reset
+5VD
CPU VCC +5VD
KEY1 KEY2 KEY3
+
VFD1
IR1
I2C
P-LED
S1 S2 NVM
CP 10
CP 2 CP 1
CP 8
Ohm-In
CF2-Mix SPK-Mute
CN 9
P
o
w
er Do
wn
Protection
SW 1…SW5 4052-A
HP
- IN
MON Mute
+12V +5VA
Front Panel
Front Panel
Front-
AV Board
FA
V-
In
Tuner_In L/R
FAV-In L/R
Sub-Woofer
Head Phone
6.3 mm
+12V
CN 4
5;
6;
8
3
Thermal Protect
Limit +
Limit –
(from
Power-Supply)
4
Ω
8
Ω
FM-T
uner
IF-Amplifier &
Stereo-Decoder
Stereo
Tuned
R/L Out
CE
DATA Out
DATA In
CLK1
Syntisizer
RDS-Decoder
IC01
IC02
IC03
RDS Data
RDS Clk
U/Tun
P-Mute
to Mute Stage
I const
P-Mute
+
+
I mirror
bias
feed back
I prot V prot
+
V+ V-
Ω
-Switc
h
+
Protection
FR FL SL SR
Center
NTC
+
-12V
+
FAN 2
FAN 1
+5VD
see
Front Panel
CP22A
CP22C
CN20
CP20
CP32
CN80
CN81
CN82
D16/D17
Q22
Q21
Q16
Q17
C73
C74
Q18
J1 J2
P GND
P GND
P-Mute
P-Mute SPK-Mute HP
MUTE
CF2-Mix
CN4
CP 4
IC404
D1
12
P GND
Q302
Q301
Q300
Q301
IC305
+B/ +35V (4
Ω
) / +41V (8
Ω
)
–B
A GND
A GND
IC403
J8
FR
FL
SL
SR
Center
–B/ –35V (4
Ω
) / –41V (8
Ω
)
4052-B
VCR Mute
Ohm-In
CP 9
+B
HP-IN
HP - IN
CP 30
CN 30
CP20
RLY 1
CP20
RLY 2
RLY 101
4 6
7
Q1
Q2
T101
T1
Main Board
f osc.
Q101
C4
CN 10
D701
D711
Q701
Q4
Q3
Q2
+
IC702
IC 701
System Controller
8
6
1
3
2
4
7
5
CP 7