Philips HTS7202/12, Service Manual

Page: 34 / 40

9 - 2 9 - 2
CIRCUIT DIAGRAM
C1 A3
C10 C3 C11 C4
C12 C4 C13 C4
C3 C2 C4 B4
C5 B4 C6 A4
C7 B4 C8 B2
C9 B2 D1 A1
D2 A1 D3 A1
D4 A2 D5 A2
D6 A2 D7 A3
D8 A2 D9 A3
IC1 B3 R1 A1
R10 C2 R11 C2
R12 C2 R13 C2
R16 B4 R17 B4
R18 C4 R19 C4
R2 A1 R20 B4
R21 B4 R22 B4
R23 C4 R24 C4
R3 A1 R4 A2
R5 A2 R6 A2
R7 A3 R8 B3
R9 C2 RB1 A4
A
B
C
A
B
C
1 2 3 4
1 2 3 4
R1 7
3K
C10
104
R2
82
D7
OPEN
D5
STOP
D3
VOL_ DOW N
C3 104
R7
82
R1 8
5.1K
R1
82
R5
82
R3
82
C9
222
D4
VOL _UP
D1
POWE R
C1
475
R1 3
150K
D6
PLAY
C8
222
R1 9
5.1K
R1 6 2K
R6
82
C4
475
D2
SOURCE
R4
82
R2 0
R_ 10
R2 2
33
C11
33p
C6
475
C5
475
R2 1
33
C12
33p
C2
NC
D8
Standby
R8
1K
D9 FM140
C7
103
R1 5 NC
R1 4 NC
IC 1
IC _E KT 4701_P24
C13
475
CN 1
TA 1
POWE
R
TA 2
SOURCE
TA 3
VOL_DOW
N TA 4
VOL_U
P
TA 7
OPEN
TA 6
PLAY
TA 5
STOP
R9
1K R1 0
1K R1 1
1K R1 2
1K
RB1
RB6 /20
R2 3 0R
R2 4 0R
PGM_DAT PGM_CLK
DRV0
DRV1
DRV2
DRV3
PGM_DAT
PGM_CLK
I2C_DAT I2C_CL
K
+5VS_ LED
BK3V 3
DAT CL
K
L_ STANDB Y
L_ STANDB Y
SEN1 N
SEN0 N SEN0 N
SEN1 N
3VDD
L_POWE
R
L_POWE R
L_VOL -
L_VOL
-
L_SOU
R
C
E
L_SOURCE
L_PLAY
L_PLAY L_OPEN
L_OPEN
L_STOP L_VOL +
L_VOL
+
L_STOP
L_ST B
3
L_POWE R
4
L_VOL +
6
L_VOL -
5
L_STOP
19
L_PLAY
21
L_SOURCE
22
L_OPEN
14
VDD
17
SW upgrade
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1 2
SEN1 P
1
SEN0 P
2
/RESET
7
VS S
8
I2C_DAT A
9
DRV0
10
PGM_CL K
15
PGM_DAT
16
I2C_CL K
18
Vr ef
20
SEN0 N
23
SEN1 N
24
DRV1
11
DRV2
12
DRV3
13
1 2 3 4 5
SE
N
SE
N
SE
N
SE
N
SE
N
SE
N
SE
N
1 2 3 4 5 6