GRUNDIG Service
Chassis T8 / T9
2 - 38
Chassisplatte T9 – Verstärker / Chassis Board T9 – Amplifier
YVR190R-8
AU_DACO_L
AU_DACO_R
R813
47K
R816
470R
C826
3.3nF
R819
47K
C824
3.3nF
R811
470R
R801
10K
C811
1n(470nF)
R803
10K
R800
10K
GAIN2
GAIN1
AMP-Gain 20dB
L
L
L
26dB
H
L
30dB
H
H
36dB
H
R804
1k
C817
1uF
C814
1uF
C813
1uF
R802
3k6
L801
NR6045T220M
L802
NR6045T220M
C807
1uF/25V
C806
220nF
C805
220nF
C803
1uF/10v
L800
120R/100MHz
P24V
C810
1n(470nF)
GAIN1
GAIN0
GAIN1
GAIN0
1
2
3
4
S800
SPEAKER
TP41
TP801
AU_DACO_L
AU_DACO_R
MUTE_S
VCC3.3V-ST
VCC3.3V-ST
Audio-ON/OFF R806
NC/1k
Audio-ON/OFF
MUTE_S
C801
10uF/35V
C802
1uF/10V
C843
330uF/35V
R830
100
R836
2K 1%
T800
BC847B
R832
4.7k
R833
22K
R835
1.2k %1
R839 330R %1
Option: In dependent on SMPS
+5V_ST
R844
22K
P24V
R852
1k
MUTE
2
3
1
IC803
ZTL431AFFTA
TP109
TP800
PGND
24
#SD
1
OUTNL
23
#FAULT
2
LINP
3
NC
13
LINN
4
AGND
8
GVDD
9
PLIMIT
10
RINN
11
RINP
12
PVCCR
15
PBTL
14
PVCCR
16
BSPR
17
GAIN1
6
GAIN0
5
AVCC
7
OUTPR
18
PGND
19
OUTNR
20
BSNR
21
BSNL
22
OUTPL
25
BSPL
26
PVCCL
27
PVCCL
28
TH
ERMA
L
29
IC800
TPA3113D2
C808
220nF
C809
220nF
L807
NR6045T220M
L808
NR6045T220M
C804
1uF
S
SP_LEFT-
SP_RIGHT-
L804
120R/100MHz
L805
120R/100MHz
L803
120R/100MHz
L806
120R/100MHz
S
SP_LEFT-
SP_RIGHT-
R+
L+
L-
R-
R+
L+
L-
R-
C846
10uF/35V
7
5
3
1
8
6
4
2
R851
4*47R
C800
1n(470nF)
C812
1n(470nF)
C815
100p
C816
100p
C818
100p
C819
100p
22
23
23
24
24
PWM
Logic
Gate
Drive
Gate
Drive
PVCCL
PVCCL
GVDD
PVCCL
PVCCL
BSPL
PGND
OUTPL
OUTNL
PGND
GVDD
BSNL
PWM
Logic
Gate
Drive
Gate
Drive
PVCCL
PVCCL
GVDD
PVCCL
PVCCL
BSNR
PGND
OUTNR
OUTPR
PGND
GVDD
BSPR
LINP
LINN
RINP
RINN
UVLO/OVLO
SC Detect
DC Detect
Thermal
Detect
Startup
Protection
Logic
Biases and
References
FAULT
SD
GAIN0
PLIMIT
AGND
AVCC
GAIN1
Gain
Control
TTL
Buffer
Ramp
Generator
AVDD
GVDD
GVDD
LDO
Regulator
Gain
Control
PLIMIT
PLIMIT
Reference
PBTL
Gain
Control
TTL
Buffer
PBTL
Select
PBTL Select
PBTL Select
OUTPL FB
OUTNL FB
OUTNN FB
OUTNP FB
OUTPR FB
OUTNR FB
OUTNL FB
OUTPL FB
PLIMIT
TPA3113D2
™
£
≤
Summary of Contents for Toronto 32-7931a T
Page 13: ...Chassis TD TE GRUNDIG Service 1 13 Chassis T8 T9 GRUNDIG Service 1 13...
Page 14: ...Chassis TD TE GRUNDIG Service 1 14 Chassis T8 T9 GRUNDIG Service 1 14...
Page 21: ...Chassis TD TE GRUNDIG Service 1 21 Chassis T8 T9 GRUNDIG Service 1 21...
Page 22: ...Chassis TD TE GRUNDIG Service 1 22 Chassis T8 T9 GRUNDIG Service 1 22...