Circuit Diagrams And Pwb Layouts - Philips FM23 AC Service Manual

Circuit Diagrams and PWB Layouts

7. Circuit Diagrams and PWB Layouts
Audio Panel & Supply: DC Protection
1 2 3
AUDIO PANEL
A
& SUPPLY , DC PROTECTION
B
C
L_HIGH
D
AU_EN_NOT
0388
GND_F
8
L_POS
L_NEG
GND_F
E
AUDIO_ENABLE
GND_F
R_POS
R_NEG
1
PH-S
F
R_HIGH
R_LOW
FILTERS
DIAGRAM
G
GND_F
H
I
J
3122 123 6002.5
1 2 3
FM33
4 5 6
L_HIGH
L_HIGH
AU_EN_NOT
AU_EN_NOT
GND_I
L_HIGH
L_LOW L_LOW L_LOW
L_LOW
AU_EN_NOT AU_EN_NOT
AU_EN_NOT
GND_I
AU_EN_NOT
AU_EN_NOT
R_HIGH R_HIGH
R_HIGH
R_LOW
GND_I
AU_EN_NOT
AU_EN_NOT
R_LOW
R_LOW
GND_I
4 5 6
7. 45
8 9
7
OUT_LH
OUT_LH
AMPLIFIER LEFT_HIGH
OUT_PROT
DIAGRAM
GND_O
OUT_PROT
OUT_LL
AMPLIFIER LEFT_LOW
OUT_LL
DIAGRAM
GND_O
OUT_RH
OUT_RH
AMPLIFIER RIGHT_HIGH
OUT_PROT
OUT_PROT
DIAGRAM
GND_O
OUT_PROT
OUT_RL
OUT_RL
AMPLIFIER RIGHT_LOW
DIAGRAM
GND_O
7
8 9
10 11 12
0303
5
OUT_LH
GND_O
OUT_LL
OUT_LH
0302
OUT_LL
9 DC_PROT
1
GND_O
+9V_STBY
PH-S
GND
VSND_POS
VSND_POS
GND 0304
OUT_RH 4
GND
VSND_NEG
GND_O
1
VSND_NEG
GND_O
PH-S
OUT_RH
OUT_RL 1
OUT_RL
PH-S
SUPPLY & DC PROTECTION
OUT_PROT
DIAGRAM
GND GND_O
GND_O
CL 26532038_015.eps
10 11 12
13
A
B
C
D
E
F
G
H
I
J
190603
13