Philips FR975 Service Manual page 29

www.freeservicemanuals.info
BLOCKDIAGRAM
+12
+12sel
Tuner
7501
ECO5/ control
+12
Tuner 95
7503
CD ATT
CDR/Tape
ATT
VCR
ATT -12V
SAT
ATT
+12
FRONT AV
ATT
7504
CDR/Tape
VCR
LOGIC
-12
-12sel
Record path
Source selctor
+12sel
control
7571
PHONO
RIAA
TV
ATT
7572-b
LOGIC
Source selctor
-12sel
control
+12 +12
VIDEO SELECTOR
CVBS
+5video
7803 +8video
DVD In
MONITOR
7801
OUT
7802
VCR In
VCR OUT
SAT In
Video sel.
Logic control
control
Front AV In
VIDEO SELECTOR
+12 +12
S-VHS
7962
+5video
+8video
MONITOR
DVD In
7961
OUT
7960
VCR OUT
VCR In
Chrominacy
Video sel.
SAT In
Logic control
control
+12
+12
7965
+5video
+8video
7964
7963
Luminacy
Video sel.
Logic control
control
Outlet
Mains
Voltage
selector
1056
o o
1062
Only/01
4-1
+6
L
L/R in R
7572-b
+12
MDM 2000
C
DECODER
SUB
-12
SL
Downmix out
SR
MDM
control
TOS TOS
6CH/DVD Input
Front L/R
ATT
C/SUB
ATT
SL/SR
ATT
+VH
1260
+VL
6251
6253
1261
-VL
7908/7910
-12
3291
-VH
-30
6276
3265
7257
7258
F1
F2
protection 3
1079
6258/6259
6262/6263
6257
+12
1078
6260
+9
7644
0,33E 0,33E
+6
7251
+5
7252 7254
6268
6255 6256
+5D
6267 +5mute
6649
Amp Stby
+V
Electric
voltage
selector
Only /01
MFD
07/08/2012
+9
+5mute
7641
7651/7652
7657
BASS
IN VOL SPKR
MID
GAIN LOUD ATT
TREBLE
Sofac
LOGIC CONTROL
control
SDA1
+9
+5mute
7642
Sub 7653/7654
7658
BASS
IN VOL SPKR
MID
GAIN LOUD ATT
C/Sub TREBLE
C/Sub
Sofac
LOGIC CONTROL
control
SDA1
+9
+5mute
7643
7655/7656
7658
BASS
IN VOL SPKR
MID
GAIN LOUD ATT
TREBLE
Sofac
LOGIC CONTROL
control
SDA2
+5D
only /00
RDS Data/Clk
RDS DECODER 7415
7404
RDS Info
Tuner
Stereo/Clock/Data/CE
control
SSCE
Source selctor SSCLK
SSData
control
Reset
SCL/SDA
MDM
Request
control
SDA1
SCL
Sofac
SDA2
control
Headphone
sense
SDA
Video sel.
control
SCL
protection1,3
Amp Stby
MFD
1421
Menu navigator
1422
Source selector
encoder
-30
7413
F1
F2
4-1
+12
7621/7622
Headphone
Mute
1424
7601
Headphone
ON
-12
MUTE
+12
7661
Center pre-out
Mute
1525
7660-a
MUTE
7660-b 7662
Subwoofer pre-out
Mute
1550
-12
MUTE
Amp-ON
Mute
+5D
control
Amp-ON
Shift register
protection 1
7411/7412
+5D
7405
CLK
Eeprom
DATA
+5D
7411/7412
Led drive
+5D
7409
Reset
µP
+5D
IR Eye
7403
Key Matrix
1423
Volume control
Current +5D
buffer
-30
7416/7417/7418
D i s p l a y
World of Free Manuals
+VH
+VL
+VP
3301
7302
L
+
Left
-
+
R
Right
-
Amp-ON
C
+
Center
-
PTC
hst
-VP 3328
+VH -VL
-VH
+VL
3901
+VP
7905
SL
+
Surround
-
Left
Amp-ON
SR
+ Surround
Right
-
hst
PTC
-VP
3915
-VL
-VH
+5
12x
+5D
Cinema Link
P50
1540
7406/7407/7408
FR975
MDI 23-02-00
PCS 102 490