HCD-GTR88
HCD-GTR88
1717
SECTION 6
DIAGRAMS
6-1. BLOCK DIAGRAM - RF SERVO, USB Section -
REC/PLAY B
OPTICAL PICK-UP
BLOCK
(KHM-313CAB)
RF AMP, SERVO DSP,
AUDIO PROCESSOR
IC101
SYSTEM
CONTROLLER
IC401 (1/4)
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC201
AUTOMATIC POWER
CONTROL
Q102-1
RF_IP
125
RF_C
3
RF_B
2
RF_A
1
RF_D
4
RF
VOA/A
VOB/B
VOC/C
VOD/D
RF_F6VOE/E+G
RF_E5VOF/F+H
V2O12VC
LDO117LD (780)
AUTOMATIC POWER
CONTROL
Q102-2
LDO2
18LD (650)
FOO25
CD ON
SWITCH
Q101-1
CD ON
SWITCH
Q101-2
VR (780)
MSW
GPIO
23
11 8
VR (650)
FCS+
MSW
MDI115
MDI216
PD
LIMIT SW
Q103
SF_CS#CS_
SD-RAM
IC104
X101
27MHz
36
FCS– 37
1
TRO24
TRK+ 35
TRK– 34
4
FMO21
SL+ 29
SL– 30
10
DMO20
SP+ 27
SP– 28
31
32
41
46
47
13
SPFG/OPINN128
45
GPIO
GPIO
GPIO
120
DG0, DQ1 – DQ15
RD0 – RD15
A0 – A11
RA0 – RA11
2, 4, 5, 7, 8, 10, 11, 13, 42,
44, 45, 47, 48, 50, 51, 53
45 – 49, 51 – 53,
64 – 61, 56 – 59
82, 83, 85, 86,
74 – 69, 81, 67
23 – 26,
29 – 34, 22, 35
36
XTALI
9
1
SF_CKSCK
39
6
BA0 BA0
78
20
BA1 BA1
80
21
RCLK CLK
66
38
DQM0 LDQM
55
15
DQM1 UDQM
65
39
RAS# RAS
77
18
CAS# CAS
76
17
RWE# WE
75
16
: CD PLAY
: AUDIO
: USB
FOCUS
COIL DRIVE
TRACKING
COIL DRIVE
SLED
MOTOR DRIVE
SPINDLE
MOTOR DRIVE
REGULATOR
GPIOMUTE123 11 619
6
7
MUTE4MUTE4 22
20
GPIOTSD-M 94
22
IOPMON/
OPINP
127
40
8
PS
21
BUFFER
BUFFER
RF +3.3V
REGO2
REGO1
REGO2
REGO1
FLASH ROM
IC102
XTALO
10
L-OUT
11 5
11 9
GPIO
11 4
GPIO19
106
VINL
14
13
VINR
BCK
7
LRCK
6
8
SCKI
A/D CONVERTER
IC4601
9
DOUT
R-CH
USB CONTROLLER
IC1501
31
USBUP_DP
30
USBUP_DM
AOUT-L
5
8
AOUT-R
D/A CONVERTER
IC4602
1
SDATA
2
SCLK
3
LRCK
4
ACLK
USB_DP 27
R-CH
USB_DM 28
SO
2
SI
5
SF_DO
37
SF_DI
38
PRST#
43
CD MECHANISM
DECK
M1-
M2+
M2-
M1+
M1+
23
M1- 25
M2+
24
M2- 26
MOTOR
DRIVE
Q645 - 648
MOTOR
DRIVE
Q640, 641,
Q643, 644
SW3
SW2
SW7-CHACK
SW1
SW1
21
SW3
22
SW2
18
SW-CHUCK
19
SW5-STOCK
SW8-OPEN
SW6-CLOSE
SW-STOCK
6
SW-CLOSE
7
SW-OPEN 5
2USBDN1_DP
1USBDN1_DM
50MTK-OC2
CN1001
3
2
1
D+
D–
47MTK-OC1
VBUS
VBUS OVER
CURRENT DETECT
IC1500
4USBDN2_DP
3USBDN2_DM
3
2
1
D+
D–
VBUS
MTK-RST38
MTK-TXD
35
MTK-RXD
36
MTK-CLOCK
37
MTK-XIFCS
34
MTK-BUSY
39
IFSDI
35
IFSOD
41
IFSCK
40
IFCS#
88
IFBSY
87
HUB_RST45
VBUS_DET
44
VBUS_DET
27
RESET_N
26
X1500
24MHz
XTAL1/
CLKIN
33
XTAL2
32
USB +5V
PLAY A
CN1000
SIGNAL PATH
R-CH is omitted due to same as L-CH.
OPOUT126
1
7
3
5
A
(Page 18)
B
(Page 18)
USB RECORD PREAMP
7 5
IC251
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