38
F21RE AB
6.
Block Diagrams, Testpoint Overviews and Waveforms
Block Diagram (Audio and Supply)
K7
TXT & CONTROL
K3
SOUND
PROC.
AUDIO
AUDIO
SUPPLY
CONTROL
K2
SOURCE SELECTION
K8
7751
MSP3440
CLOCK
I
2
S BUS
IN
OUT
WS
7
N.C.
5
4
6
SOUND
DEMO-
DULATOR
ADC
DAC
DAC
DAC
ADC
DSP
DIGITAL
SOUND
PROC.
L
R
FRONT PANEL
FP
K1
AV8
CONTROL
TUNER (SSP)
AV7
RC-SELECTION
FRONTPANEL
PS
POWER SUPPLY
STANDBY SUPPLY
AV5
SUPPLY
FP1
A24
T16
T12
T11
A22
A25
A16
A17
A23
F811
F809
F707
F708
F706
F709
F813
A15
A14
F812
F810
C3
F508
F032
F008
F011
F013
F073
F072
F821
F827
F038
F052
F054
F056
F067
F515
F512
F740
I11
I12
SCART 1
L
R
10
9
33
28
25
23
2809
2751
21
1751
20
45
SNDR-SC2-IN
SIF
SIFM
AM SOUND
SNDL-SC2-IN
34
R
L
R
L
5
CONSTANT
LEVEL
3
1
7
R
L
R
L
R
L
51
50
A7
A8
57
56
48
47
60
59
36
SNDR-SC3-IN
37
3
4
5
6
SNDR-SC3-IN
30
SNDR-SC1-IN
SNDL-SC1-IN
31
40
SNDL-FROM-IN
39
SNDR-FROM-IN
2
1
VIDEO
AV7
AUDIO
AV8
AUDIO
AV8
+5V STANDBY
IR LED
KEYBOARD
IR-LED
ON-OFF-LED
I2C-SCALER-
ACTIVE
KEYBOARD
LIGHT SENSOR
N.C
N.C
N.C
N.C
N.C
N.C
POWER ON
POWER ON
+8V6
N.C
N.C
RC5
+8V6
STBY LED
MUTE
DAC
7756
LM833D
7758
LM833D
R
L
R
L
7752
HEF4052
3
1
5
12
14
13
1
7
R
L
3
5
7757
MC33178D
7
1
SNDR-HEADPHONE-OUT
SNDL-HEADPHONE-OUT
5
3
TUNER
SIGNAL
TO
SCART 1
TO
SCART 2
0356
1
SAM
SDM
2
3
0341
0341
1
2
3
4
5
6
7
93
119
96
91
92
SDA
SCL
5
6
77
R-TXT
7008
SERVICE PINS:
7003
SAA5800
7002 (ST24E32)
7001 (HYB3118165)
RAM
FLASH
ROM
EEPROM
(NVM)
7013 (M29W400T)
113
100
90
107
8
9
1
2
3
4
5
6
7
8
9
78
G-TXT
79
80
86
85
88
5
83
74
POR
3043
7009
7016
7007
7006
LF33CV
+3V3-STANDBY
+5V
STANDBY
OTC
OSD
TXT
84
CVBS TXT DS OUT
HFB
VFB
87
16
17
1001
6MHz
B-TXT
SDA-S
SCL-S
SCL-F
STANDBY
104
SDA-F
I
2
C1 BUS
I
2
C0 BUS
T13
T14
F-BL-TXT
L
3
4
9
10
R
SCART 2
L
R
8
7
SCART 3
L
R
SCART 4
TUNER +
IF
K1
SOURCE
SELECT
K8
INPUT
OUTPUT
K2
VIDEO
A7
SEE
BLOCK-
DIAGRAM
VIDEO
PROC.
7745
7746
-7V7
+7V7
-7V7
+7V7
10 11
15
14
7840 A/B
74HC4053D
12
13
2
1
N.C
N.C
N.C
SOUND
ENABLE
7
8
9 (2X)
10 (2X)
SOUND ENABLE
SNDL-SSP
AUDIO-L
MON-OUT
AUDIO-R
MON-OUT
R
L
SNDR-SSP
AUDIO CENTER IN
SND-CENTER
CENTER SELECT
CONTROL
POWER VALID
7835
7865
7853
+8V6
6
3
2
1
6
3
2
1
6
3
2
1
6
3
RESET
REF.
ACTIVATING
CIRCUIT
POWER
VALID
CIRCUIT
DRAIN
ENABLE
SOURCE
CONTROL
RC-MON
DET.
IR
RECEIVER
6030
TLUV5300
ON/OFF
STANDBY
LED
IR
RECEIVER
LOCAL
KEYBOARD
5V
SWITCH
6025
TSOP2136
8VF
1
2
6012
TSOP2236
IR LED
7001
6002
RC-FRONT-SEL-N
RC-FRONT-MON-SEL
1
2
3
0344
FDSL-OUT
FDSR-OUT
0352
N.C.
AUDIO
AV8
AV5
AV7
AV8
AV8
K8
K6
AV5
F815
AV5
K7
AV4
AV5
AV4
AV5
AV5
AV8
AV6
K1
K6
CL 36532013_014.eps
020403
8
9
6
7
4
5
3
1
2
8
9
6
7
4
5
3
2
1
0328
0328
0344
11
11
10
10
3
1
11
10
4
7740-C
7749
7751
5
3
15
10
2
1
9
7740-B
RC-OUT
RC-MON
8VF
9-0303
2
1
TDX
RXD
0355
1
3
89
90
+5V2-FB
+5V2
+5VSTB
+8V6
+33V
STANDBY
+16V
+5V2-FB
+5V2
+5VSTB
+8V6
+33V
STANDBY
+16V
0310
0310
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
0308
0308
3020
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
10
11
10
11
IR-LED
KEYBOARD
RC-FRONT
+5VSTB
+5VSTBY
+5VSTB
+5VSTBY
+5VSTB
6.7.8
4
2
3
5
6
EN
ON/OFF
SWITCH
2
3
7055 TPS2014P
24
IN-SC1-SNDR
7777
TEA64220
L
5
1
2
6
R
23
SNDR-SC2-IN
SNDL-SC2-IN
R
L
6
25
4
20
SNDR-SC3-IN
9
SNDR-SC3-IN
19
SNDR-SC4-IN
10
SNDR-SC4-IN
18
SNDR-U_I-IN
11
SNDR-U_I-IN
IN-SC1-SNDL
5
R2
R3
L3
R4
L4
R5
L5
R6
L6
L2
R1
L1
13
27
28
16
17
R OUT 1
L OUT 1
L OUT 3
R OUT 3
12
7880
PCF8574AT
SDA-S
3882
3881
SCL-S
6875
RC-EXT-IN
RESET-SCALER
HD-VGA-SELECT
SYNC-TRISTATE-MON
CENTER-SELECT AUDIO
FBL-YUV
7881
7884
4
1
2
5
15
14
6
7
9
10
11
RC-FRONT-
MON-SEL
RC-FRONT-
SEL-N
RC-EXT-PRESENT
12
I/O
EXP.
7810
TEA6422D
SNDR-SUB-OUT
15
SNDR-FRONT-IN
SNDL-FRONT-IN
0333
11
9
SNDL-U-1-IN
SNDR-U-1-IN
0373
0333
0373
3
1
2
1
9
7
11
9
3
1
FRONT
PANEL
FP1
SNDL-SUB-OUT
14
11
18
R OUT 2
0309
0309
L OUT 2
L1
R6
SNDL-MAIN-OUT
12
SNDR-MAIN-OUT
13
L OUT 1
R OUT 1
SNDL-FRONT
9
7
SNDR-FRONT
L
R
9
3
SD.
CONN.
SD
5
24
0305
0305
L1
R2
SNDL-SD
9
3
SNDR-SD
L
R
6
23
L3
R3
AUDIO-L VGA-IN
AUDIO-R VGA-IN
L
R
POWER-ON
POWER-VALID
+7V7
-7V7
STANDBY
N.C.
0306
0306
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
2
1
POWER-ON
STANDBY
STANDBY
7401, 7402
POWER-VALID
N.C.
N.C.
-7V7
0307
0307
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
10
11
10
11
+5V2-FB
+5V2
6310
SB340
+5VSTBY
5300
3310
7202
TL431
7203
TCET1102
2
8
1
1
7
5200
8
2
1
4
3
2
3312
3313
3314
+8V6
+33V
+5VSTBY
+5VSTB
+5V
+33V
+8V6
+5V2
1512
T200mA
3512
3510
3511
+8VVA
+8VV
+8VS
3200
+7V7
1101
T4A
6104
6105
1001
0300
T2,5A
95 - 264V
+5VSTBA
+5VSTBD
1513
6513
5513
T200mA
5003
6000
3016
6007
3012
3013
3014
6000
GBU4J
F509
F507
F042
F044
F069
F516
F504
F505
4
5
5202
4
7200
TNY256
2.3
6010
3
REF.
7011
TL431
+8V6
7002
TCET1103
8
1
1
4
3
2
F026
16
6101
6110
3101
3102
3866
3867
SDA
SCL
27
28
3822
3824
SDA
SCL
9
8
3755
3756
SDA
SCL
MAIN SUPPLY
+33V
N.C.
15
1
2
3
2
3
4
2
1
3
4
14
6103
6203
5000
6204
5102
+8V6
+7V7
13
1102
T4A
12
6106
5103
6108
6107
3107
+5V2
3110
3111
3109
3114
3113
2
7101
+5V2
-7V7
11
5104
10
9
6
8
1
3
G
D
S
STP6NC60
6
14
Vdem IN
CURRENT SENSE
OUTPUT
CONTROL
7001
MC44603A
VCC
3042
OVERVOLTAGE PROTECTION
VOLTAGE FEEDBACK
HOT GROUND
HOT
COLD
8
7
3030
3041
6009
3037
3015
+8V6
ERR
25
ERR
31
ERR
11
ERR
3
ERR
2
ERR
27
ERR
68
ERR
67
Summary of Contents for F21RE
Page 7: ...Directions for Use EN 7 F21RE AB 3 3 Directions for Use ...
Page 8: ...Directions for Use EN 8 F21RE AB 3 ...
Page 9: ...Directions for Use EN 9 F21RE AB 3 ...
Page 10: ...Directions for Use EN 10 F21RE AB 3 ...
Page 11: ...Directions for Use EN 11 F21RE AB 3 ...
Page 12: ...Directions for Use EN 12 F21RE AB 3 ...
Page 13: ...Directions for Use EN 13 F21RE AB 3 ...
Page 14: ...Directions for Use EN 14 F21RE AB 3 ...
Page 15: ...Directions for Use EN 15 F21RE AB 3 ...
Page 16: ...Directions for Use EN 16 F21RE AB 3 ...
Page 17: ...Directions for Use EN 17 F21RE AB 3 ...
Page 18: ...Directions for Use EN 18 F21RE AB 3 ...
Page 19: ...Directions for Use EN 19 F21RE AB 3 ...
Page 20: ...Directions for Use EN 20 F21RE AB 3 ...
Page 21: ...Directions for Use EN 21 F21RE AB 3 ...
Page 22: ...Directions for Use EN 22 F21RE AB 3 ...
Page 23: ...Directions for Use EN 23 F21RE AB 3 ...
Page 24: ...Directions for Use EN 24 F21RE AB 3 ...
Page 25: ......
Page 114: ...Revision List EN 114 F21RE AB 11 11 Revision List First release ...