Sony HCD-GTR88 / MHC-GTR88 Service Manual ▷ View online
HCD-GTR88
45
+
+
1
48
47
46
45
44
43
42
41
40
39
38
37
43
38
2
3
4
5
6
6
6
6
6
6
6
36
35
34
33
32
31
30
29
28
27
26
25
37
48
47
46
45
44
42
41
40
39
+
+
+
+
+
+
+
+
+
+
+
+
+
+
REGVCC
REGVCC
REGVCC
REGVCC
T5D
REGVCC
+
MUTE123
MUTE123
SGND
FIN
(GND)
FIN
(GND)
FIN
(GND)
FIN
(GND)
REV
FWD
CTL
CUT4
IN4
IN4+
CUT3
IN3-
IN3+
REGCTL
RES2
RES1
OUT2
IN2-
IN2+
OUT1
IN1-
IN1+
OPIN+
OPIN-
OPOUT1
SVCC
VREF
OPIN2+
OPIN2-
OPOUT2
REGVCC
PVCC1
DO1+
DO1-
DO2+
DO2-
PGND1
REGC1
REGC2
DO3+
DO3-
DO4+
DO4-
PGND2
DO5+
MUTE4
PS
TSD_M
PVCC2
DO5-
MUTE4
P5
T5D_M
S
W
+
-
M
S
C
C
IC201 FAN8036L (DMB19 Board (2/3))
IC4601 PCM1808PWR (DMB19 Board (3/3))
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
ANTIALIAS
LOW-PASS FILTER
ANTIALIAS
LOW-PASS FILTER
AGND
VCC
2
3
3
VDD
DGND
4
5
5
LRCK 7
REFERENCE
u1/64
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
FMT
12
VINR
14
VINL
13
MD1
11
MD0
10
DOUT
9
BCK
8
CLOCK & TIMING CONTROL
POWER
SUPPLY
SUPPLY
SCKI 6
VREF 1
HCD-GTR88
46
IC065 SI-8008TM-TLS (MAIN Board (3/3))
IC075 SI-8008TM-TLS (MAIN Board (3/3))
IC075 SI-8008TM-TLS (MAIN Board (3/3))
1
2
5
4
LATCH
&
DRIVER
ERROR AMP
COMPARATOR
OSCILLATOR
RESET
OVERCURRENT
PROTECTION
THERMAL
PROTECTION
REFERENCE
VOLTAGE
3
ON/OFF
SOFT
START
PREG
+
+
+
–
–
IN
SW
SS
ADJ
GND
IC251 NJM4558V-TE2 (MAIN Board (2/3))
IC252 NJM4558V-TE2 (MAIN Board (2/3))
IC253 NJM4558V-TE2 (MAIN Board (2/3))
IC254 NJM4558V-TE2 (MAIN Board (2/3))
IC255 NJM4558V-TE2 (MAIN Board (2/3))
IC700 NJM4558V-TE2 (MIC Board)
IC252 NJM4558V-TE2 (MAIN Board (2/3))
IC253 NJM4558V-TE2 (MAIN Board (2/3))
IC254 NJM4558V-TE2 (MAIN Board (2/3))
IC255 NJM4558V-TE2 (MAIN Board (2/3))
IC700 NJM4558V-TE2 (MIC Board)
1
2
A OUT
A –IN
A +IN
V–
3
4
8
7
V+
B OUT
B –IN
B +IN
6
5
IC4602 CS4335-KSZR (DMB19 Board (3/3))
AOUTR
5
1
SDATA
SERIAL INPUT
INTERFACE
INTERPOLATOR
INTERPOLATOR
2
DEM/SCLK
3
LRCK
4
MCLK
DE-EMPHASIS
'6
MODULATOR
'6
MODULATOR
DAC
DAC
VOLTAGE
REFERENCE
ANALOG
LOW-PASS
FILTER
ANALOG
LOW-PASS
FILTER
AGND
6
VA
7
AOUTL
8
IC1500 NJM2903V (TE2) (HUB Board)
1
2
A OUT
A
B
A –INPUT
A +INPUT
GND
3
4
8
7
V+
B OUTPUT
B –INPUT
B +INPUT
6
5
HCD-GTR88
47
IC800 STK433-130N-E (SUBWOOFER Board)
SUB
Bias Circuit
Pre Driver
CH1
Pre Driver
CH2
3
2
1
4
6
5
8
7
13
10
11 12
9
14 15
CH2_IN
CH2_NF
ST_BY
CH1_NF
CH1_IN
GND
SUB
+PRE
CH2_OUT2
CH2_OUT1
CH1_OUT2
CH1_OUT1
+VCC
-VCC
-PRE
INDR
6 INPUT
SELECTOR
(R-CH)
INER
INFR
GAMER
INGAINOUTR
RECAR
INCR
INBR
INAR
DPLR/SURR
DPLL/SURL
TRER
TONE
R
(TRE,
MID,
BASS)
MID1R
MID2R
MID2R
BASS1R
BASS2R
BASS2R
VOCAL CUT
REFERENCE
SURROUND OR DPL IN
RECBR
+
+
+
+
SA1
SA2
+
TO
N
EO
U
TR
BB1R
DA
TA
CLK
AGCC
OUTR
AGCOUTR
SWOUT
BB2R
VOLINR
ELECTRICAL
VOLUME
MCU
INTERFACE
AUTO
GAIN
CONTROL
+
INDL
6 INPUT
SELECTOR
(L-CH)
INEL
INFL
INFL
GAMEL
INGAINOUTL
RECAL
INGAINOUTL
RECAL
INAL
INBL
INCL
MIC
VC
TREL
TONE
L
(TRE,
MID,
BASS)
MID1L
MID2L
BASS1
BASS2
MID2L
BASS1
BASS2
RECBL
+
+
+
TONEOUTL
BB1L
OUTL
AGCOUTL
BB2L
VOLINL
ELECTRICAL
VOLUME
REFIN
REFOUT
VCC
GND
1
2
3
2
3
4
5
6
5
6
10
11
12
13
14
11
12
13
14
7
8
8
9
15
17
21 22
24
19
20
23
18
16
28
26
25
27
42
41
40
41
40
39
38
37
38
37
35
34
33
32
31
34
33
32
31
36
30
29
54
55
52
53
56
43
44
45
46
47
48
49
50
51
IC400 R2A15216FP (MAIN Board (2/3))
Ver. 1.2
HCD-GTR88
48
• IC Pin Function Description
DMB19 BOARD (1/3) IC101 CXD9968R (LE) (RF AMP, SERVO DSP, AUDIO PROCESSOR)
Pin No.
Pin Name
I/O
Description
1
RF_A
I
RF main beam (C) input from the optical pick-up block
2
RF_B
I
RF main beam (B) input from the optical pick-up block
3
RF_C
I
RF main beam (A) input from the optical pick-up block
4
RF_D
I
RF main beam (D) input from the optical pick-up block
5
RF_E
I
RF sub beam (F) input from the optical pick-up block
6
RF_F
I
RF sub beam (E) input from the optical pick-up block
7
AVDD18_2
-
Power supply terminal (+1.8V)
8
AVDD33_1
-
Power supply terminal (+3.3V)
9
XTALI
I
System clock input terminal (27 MHz)
10
XTALO
O
System clock output terminal (27 MHz)
11
AGND33
-
Ground terminal
12
V2O
O
Reference voltage (+2V) output to the optical pick-up block
13
V14/VREFO
O
Reference voltage (+1.4V) output terminal
14
REXT
I
Current reference input terminal Fixed at “L” in this set
15, 16
MDI1, MDI2
I
Laser power monitor input from the optical pick-up block
17, 18
LDO1, LDO2
O
Laser diode drive signal output to the optical pick-up block
19
AVDD33_2
-
Power supply terminal (+3.3V)
20
DMO
O
Spindle motor control signal output to the motor driver
21
FMO
O
Sled motor control signal output to the motor driver
22
MUTE4
O
Muting signal output to the coil/motor driver (for spindle motor)
23
MSW
O
CD/DVD selection signal output terminal “L”: CD, “H”: DVD
24
TRO
O
Tracking coil control signal output to the coil driver
25
FOO
O
Focus coil control signal output to the coil driver
26
EEWP
-
Not used
27, 28
USB_DP, USB_DM
I/O
Two-way audio serial data with the USB controller
29
VDD33_USB
-
Power supply terminal (+3.3V)
30
VSS33_USB
-
Ground terminal
31
PAD_VRT
I/O
USB generating reference current terminal
32
VDD18_USB
-
Power supply terminal (+1.8V)
33
SCL
O
Serial clock signal output to the EEPROM (GTZ4i)
34
SDA
I/O
Two-way serial data with the EEPROM (GTZ4i)
35
IFSDI
I
Serial data input from the system controller
36
FS_CS#
O
Chip select signal output to the fl ash ROM
37
SF_DO
O
Serial data output to the fl ash ROM
38
SF_DI
I
Serial data input from the fl ash ROM
39
SF_CK
O
Serial clock signal output to the fl ash ROM
40
IFSCK
O
Serial data transfer clock signal output to the system controller
41
IFSOD
O
Serial data output to the system controller
42
ICE
I
ICE mode enable setting terminal Not used
43
PRST#
I
Reset signal input from the system controller “L”: reset
44
IR
I
IR control signal input terminal Not used
45 to 49
RD0 to RD4
I/O
Two-way data bus with the SD-RAM
50
DVDD33
-
Power supply terminal (+3.3V)
51 to 53
RD5 to RD7
I/O
Two-way data bus with the SD-RAM
54
DVDD18
-
Power supply terminal (+1.8V)
55
DQM0
O
Data mask signal output to the SD-RAM
56 to 59
RD15 to RD 12
I/O
Two-way data bus with the SD-RAM
60
DVSS33
-
Ground terminal
61 to 64
RD11 to RD8
I/O
Two-way data bus with the SD-RAM
65
DQM1
O
Data mask signal output to the SD-RAM
66
RCLK
O
Clock signal output to the SD-RAM
67
RA11
O
Address signal output to the SD-RAM
68
DVDD33
-
Power supply terminal (+3.3V)
69 to 74
RA9 to RA4
O
Address signal output to the SD-RAM
75
RWE#
O
Write enable signal output to the SD-RAM
76
CAS#
O
Column address strobe signal output to the SD-RAM
77
RAS#
O
Row address strobe signal output to the SD-RAM
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