Grundig 32 GLX 2500 Service Manual page 50

Chassis – Audio YRQ190R-7
EVOL -9V
C510 1UF/16V
SRS_IR C517 2U2F/16V
C524 470nF 1K R507
SRS_OR C527 2U2F/16V
47K R510
C537 470nF 31K 6 R516
C540
SCART_AINL
SCART_AINL
C541
SCART_AINR
SCART_AINR
C544
AV3_AL
AV3_AL
C545
AV3_AR
AV3_AR
C546
PC_AL
PC_AL
C548
PC_AR
PC_AR
C551
AV2_AL
AV2_AL
C552
AV2_AR
AV2_AR
C553
HDMI_LOUT_F IL
C556
HDMI_ROUT_F IL
C557
DAC_OUT_L
C560
DAC_OUT_R
EVOL -9V
EVOL -9V
R597
680R
C567
R523 R524
47K 47K
C568
4U7F/16V
DAC_OUT_L 0R Q500
BC848BL T
R532
0R
DAC_OUT_R
C570
R537
4U7F/16V
R535 R536
12K
12K
R541
220R
AUDIO DAC
C578
2U2F/16V
23 U504
CS4334
II S_SDATA 1 8
22
II S_SDATA SDATA AOUTL
II S_SCK 2 7
II S_SCK SCLK VA 24
II S_WS 3 6
II S_WS LRCK AGND
21 II S_MCLK 4 5
II S_MCLK MCL K AOUTR
R560
20
Vth(H) > 2.0 V
270K
GND
CNTL
OUT L
IN L
REF IN
M62438FP
U500
1 10 C515 2U2F/16V
VCC REF IN
2 9 C519 2U2F/16V SRS_IL
IN R IN L
3 8 C525 2U2F/16V SRS_OL
DIF F OUT L
4 7 SRS_ON/OFF
FIL TER CNTL SRS_ON/OFF
5 6
OUT R GND
M62438FP DS_SRS
C530
2U2F/16V
C534
1UF/16V
C536
1M R514
2U2F/16V
C538
2U2F/16V 33UF/25V
INL4
2U2F/16V
INR4 23
AGCOUTL
24
CAGC2
25
CAGC1
2U2F/16V
INL3 26
INL4
27
INR4
2U2F/16V
INR3 28
INL3
29
INR3
30
INL2
2U2F/16V
INL2 31
INR2
32
INL1
2U2F/16V
INR2 33
INR1
2U2F/16V
INL1
2U2F/16V
INR1
2U2F/16V
INL6
2U2F/16V
INR6
2U2F/16V
INL5
2U2F/16V
INR5
25
AUDIO OUT Buffer for SCART
C569
R599
R521 4U7F/16V
680R 0R
SCART_AL_OUT
SCART_AL_OUT
SCART_AR_OUT
SCART_AR_OUT
R525
C574
0R
4U7F/16V
Q501
C576
C575
BC848BLT1G
3N9F/50V
3N9F/50V
R554
220R
A5V
L503
C579
100NF/25V
C580 4U7F/16V
R558 560R DAC_OUT_L
C581 4U7F/16V R559 560R
DAC_OUT_R
R561 R562 C582 R564
R563
C583
10K
10K
270K 10K
1N5F/50V
1N5F/50V
OUT R
FILTER
DIFF
AUDIO E-VOL
IN R
V
CC
SRS_IL SRS_OL
C511
C516 2U2F/16V
1UF/16V
SRS_IR SRS_OR
R506
C526 2U2F/16V
8K 2
C529
1UF/16V
C532
C531
C535
68NF/50V 68NF/50V 8N2F/50V
27
C539
68NF/50V
R517
8K 2
11 C542
BASSR1
68NF/50V
10
BASSR2
9 C543 15NF/50V
PSEUDO
8
LSOUT
U501
7
RSOUT
R2A15905F P
6
SWOUT
5
VCC
4
CEXT
3
SCL
2
SDA
1
GND
C554
C555 C558
C562
22PF/50V 22PF/50V
10UF/50V 100NF/25V
2.2uF
SRS_OL
RHOUT
26
C592
2U2F/16V
C563 LHOUT LHOUT
2.2uF 100UF/16V
C561
C566 RHOUT
100UF/16V
C593
2U2F/16V
SRS_OR
R595 R596
C585
470R 470R
HDMI_ROUT
47UF/16V
R594
C588
2N2F/50V
10K
R538 R540
C584
470R 470R
HDMI_LOUT
47UF/16V
R527
C586
10K
2N2F/50V
DEM /SCLK AGND VA+
2 6 7
3
LRCK
Serial Input
1 De-emphasis Voltage Reference
Interface
SDATA
Analog
8
ΔΣ
Interpolator DAC Low-Pass AOUTL
Modulator
Filter
R570
10K
Analog
5
ΔΣ
Interpolator DAC Low-Pass AOUTR
Modulator
Filter
CS4334/5/6/7/8/9 4
MCLK
R505 1K
EVOL_OUT_L
*
EVOL_OUT_L
EVOL_OUT_R
EVOL_OUT_R
R508 1K
R511 R512
100K 100K
(
EVOL- 9V
C547
C550
100NF/25V
220NF/16V
100R R518
19
II C1_SDA
II C1_SDA
II C1_SCL
18
II C1_SCL
100R R519 )
C559
TP118
L501
S500
HPR RIGHT
Right
1UH HPL LE FT
Left
GND
L502
GND
Headphone
1UH
TP119
C564 C565
470NF/10V 470NF/10V
¡
HDMI_ROUT_F IL
C589
2N2F/50V
HDMI_LOUT_F IL
C587
2N2F/50V
™
+
VCC=9V
IN L1
R2A15905 Mode
IN L2
Selector
VolumeL
IN L3
IN L4 LOUT
Input Gain
IN L5
Control
IN L6
LHOUT
Mono
Tone Control
Stereo
(Bass / Treble)
RHOUT
IN R1
Input Gain
IN R2
Control
VolumeR ROUT
IN R3
IN R4
Mode
IN R5
MCU
Selector
IN R6
SCL SDA
+
£
≤
∞
§
≥