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Model
HCD-GTX66 HCD-GTX77 HCD-GTX77BP MHC-GTX66 MHC-GTX77 MHC-GTX77BP
Pages
100
Size
6.28 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hcd-gtx66-hcd-gtx77-hcd-gtx77bp-mhc-gtx66-mhc-gtx7.pdf
Date
PREV: Sony MHC-GTX66 / MHC-GTX77 / MHC-GTX77BP / SS-GTX66 / SS-GTX77 Service Manual

Sony HCD-GTX66 / HCD-GTX77 / HCD-GTX77BP / MHC-GTX66 / MHC-GTX77 / MHC-GTX77BP Service Manual ▷ View online

61
61
HCD-GTX66/GTX77/GTX77BP
HCD-GTX66/GTX77/GTX77BP
6-30. SCHEMATIC DIAGRAM — TRANS SECTION —
(Page 59)
(1/4)
MAIN
BOARD
NO401
J
Q
POWER
BOARD
NO604
POWER
BOARD
NO600
R
EXCEPT AR MODEL
E2,E51
MODEL
E2,E51 MODEL
AR,MX MODEL
AR MODEL
AR,MX
MODEL
EXCEPT MX MODEL
CN1212
C1292
C1234
0.1
R1292
C1262
R1262
R1263
R1264
C1263
CN1200
C1206
R1201
C1201
R1200
L1201
18uH
C1202
(CHASSIS)
JR1202
C1204
EP1203
NO1203
CN1202
NO1201
JW1204
RY1200
T1200
F1241
F1251
F1261
F1271
F1281
JW1235
JW1234
D1200
D1264
Q1264
CN1204
CN1211
NO1212
CN1204
S1200
Q1200
7P
CN1215
2P
100  63V
D1292
10EDB40-TB3
0.68
10
50V
8.2k
8.2k
1k
100
50V
3P
1000 6.3V
100k
0.1
2.2k
0.1
0
0.1
2P
2P
2P
POWER
TRANSFORMER
T8AL 250V
T8AL 250V
T8AL 250V
T8AL 250V
T4AL 250V
MA111-TX
MAIN
BOARD
(4/4)
NO503
K
1
AC3
AC3
VF
VF
-VG
DGND
CN1214
6P
UDZS-TE17-33B
2SB1565E
-33V REGURATOR
2SC2712-YG
POWER ON/OFF
RELAY DRIVE
AC IN
BUILT IN TRANSFORMER
NOT REPLACEABLE:
*
*
VOLTAGE SELECTOR
(Page 47)
(Page 44)
(Page 59)
Ver. 1.1
62
62
HCD-GTX66/GTX77/GTX77BP
HCD-GTX66/GTX77/GTX77BP
IC401  BA5826SFP-E2 (BD91 Board)
• IC BLOCK DIAGRAMS
IC201  TK63115SCL-G@GT (BD91 Board)
IC701  BA6956AN (DRIVER Board)
IC712  BA6956AN (DRIVER Board)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
24
23
22
21
20
19
18
17
16
15
25
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
GND
IN4
IN4'
BIAS
VCC
VCC
IN3'
IN3
VOL(+)
VOL(-)
RESET
OPIN
VO1(-)
REGB
VO1(+)
IN1
RESET
REGOUT
MUTE
GND
IN2'
IN2
VO2(+)
VOL(-)
GND
OPOUT
MUTE
VCC
VCC
13.3K
13.3K
13.3K
13.3K
100
10K
10K
10K
T.S.D.
REGULATOR,BIAS
DROP
VO3(-)
VO3(+)
CH3
CH4
CH2
CH1
VIN 1
GND 2
VOUT
3
V REF
ON/OFF
CONTROL
THERMAL &
OVER CURRENT
PROTECTION
VCONT
5
4 NC
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM
VCC
FIN
GND
RIN
IC402  BD4929G-TR (MAIN Board (1/4))
IC101  M61529FP-D60G (MAIN Board (2/4))
4
5
1
2
3
VREF
VOUT
VDD
GND
NC
1
REF
2
MIC
3
INA1
REF
EXTERNAL
INPUT ATT
INPUT
ATT
4
INB1
5
INC1
6
IND1
7
RECA1/INEX1
8
RECB1
9
TMI1
10
TMO1
11
TCA1
12
TCB1
13
TCC1
14
TOUT1
16
BB A1
17
BB B1
15
VOLIN1
VOCAL
CUT
TONE ATT
+
TONE CONTROL
(BASS/MID/TREBLE)
ELECTRICAL
VOLUME
18
OUT1
19
SAOUT
20
VCC
BASS
BOOST
21
DATA
MCU
INTERFACE
42
SUR1/DPL1
41
SUR2/DPL2
40
INA2
INPUT
ATT
39
INB2
38
INC2
37
IND2
36
RECA1/INEX2
35
RECB2
34
TMI2
33
TMO2
32
TCA2
31
TCB2
30
TCC2
29
TOUT2
27
BB A2
26
BB B2
28
VOLIN2
+
TONE ATT
TONE CONTROL
(BASS/MID/TREBLE)
ELECTRICAL
VOLUME
25
OUT2
24
SWOUT
23
GND
BASS
BOOST
22
CLOCK
+
SURROUND
OR
DPL BUFFER
+
63
HCD-GTX66/GTX77/GTX77BP
IC563  BU4052BCF-E2 (MAIN Board (2/4))
IC564  BU4052BCF-E2 (MAIN Board (2/4))
IC566  TC74HC4066AFT(EL) (MAIN Board (2/4))
IC567  TC74HC4066AFT(EL) (MAIN Board (2/4))
IC568  TC74VHC157FT(EKJ) (MAIN Board (2/4))
1
Y0
2
Y2
3
Y
4
Y3
5
Y1
15
X2
14
X1
13
X
12
X0
11
X3
10
A
9
B
16
VDD
6
INH
7
VEE
8
VSS
BINARY TO 1 OF 4
DECODER WITH INHIBIT
LEVEL
CONVERTER
1I/O
VCC
1
14
1C
13
4C
12
4I/O
11
4O/I
10
1O/I 2
2O/I 3
2I/O 4
2C 5
3C 6
GND 7
3O/I
9
3I/O
8
SELECT 11
1
1A
2
3
4
5
6
7
INPUT
INPUT
OUTPUT
OUTPUT
1A
1B
1Y
2A
2B
2Y
1B
1Y
2A
2B
2Y
GND 8
V
CC
STROBE
16
4A
15
14
13
11
12
11
10
INPUT
INPUT
OUTPUT
OUTPUT
G
4B
4Y
3A
4A
4B
4Y
3A
3B
9
3B
3Y
3Y
S
64
HCD-GTX66/GTX77/GTX77BP
IC301  HA12237F (MAIN Board (3/4))
IC550  RT8H015C-T112-1 (MAIN Board (4/4))
IC565  PQ05RD21J00H (MAIN Board (4/4))
IC570  PQ09RD21J00H (MAIN Board (4/4))
21
22
25
24
23
EQ
REC OUT(L)
17
ALC DET
1M
REC MUTE
ON/OFF
MUTE
ON/OFF
HIGH
/NORMAL
ALC
ON/OFF
18
GND
19
I REF
20
TEST
14
15
12
13
A/B
11
16
VCC
34
B IN
(L)
33
RIP
32
A IN
(L)
B
B
A
A
RETURN
SW
RETURN
SW
31
PB NF1
(L)
37
B IN
(R)
36
GND
39
A IN
(R)
38
NC
40
REC NF1
(R)
35
REC
RETN
NC
ALC(L)
REC IN(L)
NC
MUTE
MUTE
26
PBOUT(L)
28
EQOUT(L)
29
PBEQ(L)
30
PBNF2(L)
27
TA1(L)
REC OUT(R)
NC
ALC(R)
REC IN(R)
NC
PBOUT(R)
EQOUT(R)
PBEQ(R)
PBNF2(R)
TA1(R)
ALC
10
9
7
8
EQ
6
3
2
1
4
5
1
2
3
OCP
VP
OUT
OVER LOAD
DETECT
DC
DETECT
4
CT
5
GND
6
VCC
1
2
3
IC
VOUT
VDD
GND
4
VC
Page of 100
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