Cd Servo Circuit (2/2) - Panasonic SC-HC37GN Service Manual

14.3. CD SERVO CIRCUIT (2/2)

15 16 17
SCHEMATIC DIAGRAM - 2
A
CD SERVO CIRCUIT
3
2
1
4
TO CD SERVO
CIRCUIT (1/2)
CN7801
OCD_SCL 5
OCD_SDA 4
STBY3.3V
FOR DEBUG 3
TP 52
NRST 2
VSS 1
26 27 28 29 30 31 32 33 34
25 24 23 22 21 20 19 18 17
P1
15 16 17
18 19 20
: +B SIGNAL LINE : CD AUDIO INPUT SIGNAL LINE : iPod/iPhone/USB SIGNAL LINE
IC7851
C3EBFY000029
EEPROM
4 GND EE_DAT 5
3 NC EE_CLK 6
2 NC WP
7
1 NC VCC 8
35 36 35 38 39 40 41 42 43 44 45 46 47 48 49 50
IC7704
C3ABMY000027
16M SDRAM
16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
L7001
EXC24CE900U
3 2
4 1
18 19 20
21 22 23
C7853 R7854
100P 3.3K
IC7502
MFI337S3959
COPROCESSOR 2
R7853
3.3K
1 VSS VCC
I2C
2 RESET
_SDA
I2C
3 NC
_SCL
4
NC NC
T1
IPHONE_SDA
IPHONE_CLK
S7201
RESET SW
C7243
2 4
0
TP 3
R7255
10K
1 3
OPEN_SW
TP 2
RESET_SW C7007 100P
NRST R7254 1K
R7253 100
STATUS
BLKCK R7262 100
MLD TP 8 R7265
100
R7264 100 TP 9
MDATA
MCLK TP 7
TP 12 R7266
100
TP 20
USBIN K7202
100
CD_IIS_SRDATA
K7701 270
CD_IIS_LRCK
K7702 270
CD_IIS_BCLK
K7703 270
LDSW
LID_RIGHT
TP 14
LID_LEFT
3.3V
DGND
K7258
IS2 OFF
TP 18
0
K7278
0
DVSS
TP 16
M-
M+
R7896
1K
USB_SEL
R7902
33
USBDP_1
R7901
33
USBDM_1
R7903 R7904
22K 22K
21 22 23
104
24 25 26
8
7
6
C7501 R7504 R7505 C7502
0 2.2K 2.2K 0.01
5
TP 10
TP 11
CN7002
30
USB_DP (+)
1
TP 1
2 USB_DM (-)
C7003
100P
3 DGND
4
7.5V
OPEN_SW
5
6 TRV
7 RESET SW
CD_RESET/ RST
8
9 CD_SO/ STAT
10 CD_SREQ/ BLKCK
CD_MREQ/ MLD
11
12 CD_SI/ MDATA
CD_SCLK/ MCLK
13
B
14 USB_IN
TO
15
LDSW MAIN CIRCUIT
DGND
16
(CN6006)
17 5V 5V
IN SCHEMATIC
5V
18 DIAGRAM - 5
19 CD_IIS_SRDATA
20 CD_IIS_LRCK
CD_IIS_BCLK
21
22 DGND
23 3.3V
24 LID_RIGHT
25 LID_LEFT
26
M+
27 M-
I2S OFF
28
29 PGND
C7207
USB_SEL
10 30
1
C7031
100P
1/2
24 25 26
27 28
A
B
C
D
E
F
G
SC-HC37GN/GS/GSX/PU
2/2
CD SERVO CIRCUIT
H
27 28