Philips 32PFL4508 Service Manual page 40

Digital Main 5 Schematic Diagram
1 NOTE:
The order of pins shown in this diagram is different from that of actual IC3005.
IC3005 is divided into six and shown as IC3005 (1/6) ~ IC3005 (6/6) in this Digital Main Schematic Diagram Section.
CONTINUE
DIGITAL 4
P-ON+3.3V
CHECK+1.8V
AL+3.3V
P-ON+5V
P-ON+3.3V(1)
AMP+13V
CONTINUE
4
DIGITAL 3
LED1
REMOTE
R3552
TO FUNCTION CBA 100
UNIT CN4001 CN3101
SDA 1
SCL 2
GND 3
KEY-IN1 4
REMOTE 5
LED1 6
LIGHT 7
C3553
P-ON+5V 8
OPEN
AL+3.3V 9
C3560
C3554
220
1
/6.3V
C3551 33P
C3552 33P
CONTINUE
DIGITAL 4
RESET
PROTECT1
3
PROTECT3
R3556 R3557
CONTINUE
10 10
DIGITAL 2
SCL
SDA
AUDIO(L)-IN
AUDIO(R)-IN
R3995 R3862
10K 10K
CONTINUE
DIGITAL 3
HP-MUTE
AUDIO-MUTE
BACKLIGHT-SW
R3561
10
2
R3814
OPEN
Q3803
2SA1576UBTLQ
R3818
(SWITCHING)
10K
R3817
10K
R3816
1.8K
R3805
10K Q3802
2SC4081UBTLQ
(SWITCHING)
R3815
47K
R3812
10K Q3801
2SC4081UBTLQ
(SWITCHING)
Q3804
OPEN
1
DIGITAL MAIN CBA UNIT
Y
Q3502
2SA1576UBTLQ
(LED DRIVE)
R3558 R3559
OPEN 10K
R3560
100K
C3555
OPEN
C3559
R3551 R3555
OPEN
100 OPEN
R3183
OPEN Q3010
OPEN
C3556 C3558
OPEN OPEN
Q3501
R3185
2SC4081UBTLQ
OPEN
(LED DRIVE)
R3184 R3186
OPEN OPEN
R3553 D3501
100 MM5Z5V6B
R3335 18K
R3336 18K
R3809 R3810
OPEN OPEN
C3825 C3824
1 1000P
IC3801
R3870 R3813 R3822
TPA3110D2PWPR
220 OPEN 10
(AUDIO AMP)
1 PVCCL 28
CONTROL
C3993 R3819
LOGIC
0.1 100K
2 PVCCL 27
C3808 1
3 26
POWER PWM
DRIVE
C3870 C3992 1
LIMIT LOGIC
2200P 4 25
R3811 0
5 GND 24
GAIN
R3806 0
CONTROL
6 23
DRIVE
7 AVCC 22
C3815 R3807 OPEN
1 8 GND 21
DRIVE
C3816 1
9 GVDD 20
R3808
C3817 1 10K
10 GND 19
C3819 1
11 18
R3871
POWER PWM
DRIVE
220 C3809 1
LIMIT LOGIC
12 17
C3871
2200P 13 NU PVCCR 16
R3823 14 PBTL PVCCR 15
OPEN
Z AA
*1
IC3005(5/6)
R8A05011BG-U0
DIGITAL SIGNAL PROCESS
/MAIN MICRO CONTROLLER
R3312 10K
NU G1
D13 CHECK+1.8V
NU E1
NU G2
HPD-SINK K14
PWR J16
R3320
OPEN
HP-DET K16
D3201
MM5Z5V6B
RESET J15
C3329 0.01
A15 KEY-IN1
R3314 22
B13 PROTECT3
R3315 OPEN
A13 LIGHT-SENS
R3316 22
C13 PROTECT1
C3231 0.22
C12 LPF
TO DIGITAL TO DIGITAL
C3328
MAIN 2 MAIN 6
OPEN
IC3005(2/6) IC3005(6/6)
R3340
NU D11
C3219
NU D7
C3220
NU C6
C3217 2.2 C3216
A8 NU C5
C3218 2.2
B8 NU B6
AUDIO
C3223 1
I/F
B7 NU A6
C3224 1
A7 N10
R3865
10K
R3867 R3868
0 OPEN
R3864
C3851
1K R3851
1
15K
R3853
R3861
OPEN
10K Q3861
2SC4081UBTLQ
4
(SWITCHING)
GND
R3869
OPEN
R3863
OPEN
BIAS
Q3862
5
OPEN
C3852
R3852
C3801 0.22
1
15K
R3854
OPEN
C3859
C3832 C3828
0.1
OPEN 1 L3801
10uH
R3801 C3811 C3820 D3801
C3802 0.22
OPEN 1000P 1 OPEN
C3807
C3803 0.22 OPEN
L3802
10uH
R3802 C3812 C3821 D3802
OPEN 1000P 1 OPEN
C3827 C3833
C3805
1000P OPEN
OPEN
L3803
10uH
C3804 0.22
R3803 C3813 C3822 D3803
OPEN 1000P 1 OPEN
C3806
OPEN
L3804
10uH
R3804 C3814 C3823 D3804
C3831 C3826 C3829
OPEN 1000P 1 OPEN
100/16V 100/16V 100/16V
C3810
OPEN
BB
10-9
R3210 R3402
100 0
R3216 R3401
100 0
R3220
33K
R3219
22
R3191
100
D3111
MM5Z5V6B
IC3009
R3178 PST8429UR R3182
220 56K
(RESET)
1 GND OUT 4
C3116
10K 1000P
2 VDD CD 3
10 D3108 C3106 C3113
OPEN 1 0.033
10
10
R3209
100
C3860 R3866 C3862
0.1 100K OPEN
C3853
220/6.3V
JK3703
C3856 R3856 HEADPHONE
1000P 10K JACK
3 2 1
C3861
MUTE 0.1
IC3851
BH3547F
(HEADPHONE AMP)
VCC
6 7 8
C3854
220/6.3V
C3855 R3855
1000P 10K
C3857 C3858
47/25V 100/16V
CN3801
1 SP(L)+
2 SP(L)-
3 SP(R)-
4 SP(R)+
CC
CONTINUE
DIGITAL 6
HPD-SINK
PWR
CONTINUE
DIGITAL 3
CPU-RESET-N
CONTINUE
DIGITAL 2
SPDIF
SP3801
SPEAKER
L-CH
SP3802
SPEAKER
R-CH
DD
PL13.9SCD5