Sony HCD-GTR33 / HCD-GTR55 / HCD-GTR77 / MHC-GTR33 / MHC-GTR55 / MHC-GTR77 Service Manual ▷ View online
HCD-GTR33/GTR55/GTR77
41
IC201 FAN8036L (DMB19 Board (2/3))
OUT1
IN 1-
FI N
(GND)
FI N
(GND)
IN2 +
IN 2-
OUT2
R ES1
REGCTL
IN 3+
IN3 -
OUT3
IN 4+
FI N
(GND)
IN
4-
OUT
4
CT
L
FW
D
RE
V
M
U
T
E
123
MU
T
E
4
TS
D
_M
P
V
CC2
DO5-
DO5+
P G ND2
DO4-
DO4+
DO3-
DO3+
REGO2
REGO1
P GND1
DO2-
DO2+
DO1-
FI N
(GND)
DO1+
P
V
CC1
RE
GV
CC
OPOUT2
OPI
N
2-
OPI
N
2+
VR
EF
SVC
C
OP
OUT1
OP
IN
1-
OPI
N
1+
IN
1+
SG
N
D
REGVCC
RES2
REGVCC
REGVCC
REGVCC
PS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
MUTE123 MUTE4
PS
TSD_M
S
W
M
S
C
C
+
-
TSD
REGVCC
HCD-GTR33/GTR55/GTR77
42
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
IC252, IC253 NJM4558V-TE2 (MAIN Board (2/3))
IC700 NJM4558V-TE2 (MIC Board)
IC700 NJM4558V-TE2 (MIC Board)
IC677 SI-8008TM-TLS (MAIN Board (3/3))
1
2
A OUT
A –IN
A +IN
V–
3
4
8
7
V+
B OUT
B –IN
B +IN
6
5
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
IC407 R2A15216FP (MAIN Board (2/3))
HCD-GTR33/GTR55/GTR77
43
34
35
36
37
38
GR5
GR4
GR3
GR2
GR1
GR4
GR3
GR2
GR1
39
GR6
SERIAL
DATA
INTERFACE
SEGMENT
DRIVER
GRID
DRIVER
1
CLK
2
DIN
3
STB
4
DOUT
CONTROL
OSC
DISPLAY
MEMORY
TIMING
GENERATOR
KEY MATRIX
MEMORY
5
K1
6
K2
7
OSC
8
GND
9
VDD
10
SG1/KS1
11
SG2/KS2
12
SG3/KS3
13
SG4/KS4
DIMMING
CIRCUIT
14 15 16 17 18 19
SG5/KS5
SG6/KS6
SG7/KS7
SG8/KS8
SG9/KS9
SG10/KS10
20 21 22 23 24 25
SG1
1/KS1
1
SG12/KS12
SG13/KS13
SG14/KS14
SG15/KS15
SG16/KS16
26
SG17
27
28
29
30
31
32
33
SG24
SG23
SG22
SG21
SG20
SG19
SG18
SG23
SG22
SG21
SG20
SG19
SG18
40
GR7
41
GR8
42
GR9
43
GR10
44
GR1
1
45
GR12
46
GR13
47
GR14
48
GR15
50
VEE
51
VDD
52
GND
49
GR16
IC1101 PT6324-LQ (DISPLAY Board)
IC800 STK433-320-E (POWER Board) (GTR33)
IC800 STK413-530-E (POWER Board) (GTR55/GTR77)
IC1500 NJM2903V (TE2) (HUB Board)
1
2
4 5
6 7
8
9 10
11 12
13
-PRE
-VH
CH1_OUT+
CH1_OUT
-
CH2_OUT+
CH2_OUT
-
+PRE
SUB
GND
IN-Lch
NF-Lch
STBY
14 15
NF-Rch
IN-Rch
16 17
IN-SW
NF-SW
18 19
OUT
-SW+
OUT
-SW
-
3
+VH
4
5
7 8
9 10
11
12 13
14 15
16
-OFF_SET
-VL
GND
OUT_CH1+
OUT_CH1-
OUT_CH2-
OUT_CH2+
-PRE
+PRE
IN_CH1
NF_CH1
STBY
3
+OFF_SET
17 18
NF_CH2
IN_CH2
19 20
IN_CH3
NF_CH3
21 22
OUT_CH3+
OUT_CH3-
1 2
+VH
+VL
6
-VH
1
8
7
6
5
2
3
4
+
+
A OUTPUT
A- INPUT
A+ INPUT
GND
B+ INPUT
B- INPUT
B OUTPUT
V+
A
B
Ver. 1.3
HCD-GTR33/GTR55/GTR77
44
• 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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