Philips 32PFL5606S/98 Service Manual page 31

8.3 Diagram Audio Amplifier & Headphone Out
Block diagram
INL[1:2]
INR[1:2]
PWRDN
TRI-STATE
TWARN
Pinning information
Logic I/F
VL
and Decode
Protection
FAULT
Circuitry
Regulators
GND-SUB 1
OUT2B 2
3
OUT2B
V 2B 4
CC
GND2B 5
GND2A 6
V 2A 7
CC
OUT2A 8
OUT2A 9
OUT1B 1
OUT1B 11
12
V 1B
CC
GND1B 1
GND1A 14
V 1A 15
CC
OUT1A 16
OUT1A 17
N.C. 18
Figure 8-4 Internal block diagram and pin configuration
IC Data Sheets
B14, STA515W13TR (IC U603)
LeftA
‰ -Bridge
LeftB
‰-Bridge
RightA
‰ -Bridge
RightB
‰ -Bridge
STA515W13TR
0
3
TPM8.3A LA
STA515W13TR
OUTPL
OUTNL
OUTPR
OUTNR
36 V Sign
CC
V Sign
35
CC
34 V
SS
V
33
SS
IN2B
32
IN2A
31
IN1B
30
29 IN1A
TH_WAR
28
2 7 FAULT
TRI-STATE
26
25 PWRDN
CONFIG
2 4
V
23
L
22 V DD
V DD
21
20 GND-Reg
GND-Clean
19
8. EN 31
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2011-Nov-11