DOWNLOAD Sony HCD-GZR888D / HCD-GZR999D / MHC-GZR888D / MHC-GZR999D Service Manual ↓ Size: 5.64 MB | Pages: 108 in PDF or view online for FREE

Model
HCD-GZR888D HCD-GZR999D MHC-GZR888D MHC-GZR999D
Pages
108
Size
5.64 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hcd-gzr888d-hcd-gzr999d-mhc-gzr888d-mhc-gzr999d.pdf
Date
PREV: Sony MHC-GZR777D (serv.man2) Service Manual

Sony HCD-GZR888D / HCD-GZR999D / MHC-GZR888D / MHC-GZR999D Service Manual ▷ View online

HCD-GZR888D/GZR999D
69
IC182  TC74LVX4053FT(EL) (MAIN Board (2/3))
IC921  SI-8008TFEK (MAIN Board (3/3))
IC931  SI-8008TFEK (MAIN Board (3/3))
16
15 14
13
12
11
10
9
1
2
3
4
5
6
7
8
C
B
A
1Y0
1Y1
1-COM
2-COM
VCC
GND
GND
INH
3Y0
3-COM
3Y1
2Y0
2Y1
C
OUT
IN
C
OUT
IN
C
OUT
IN
C
OUT
IN
C
OUT
IN
C
OUT
IN
LOGIC LEVEL
 CONVER
TER
1
2
5
4
LATCH
&
DRIVER
ERROR AMP
COMPARATOR
OSCILLATOR
RESET
OVERCURRENT
PROTECTION
THERMAL
PROTECTION
REFERENCE
VOLTAGE
3
ON/OFF
SOFT
START
PREG
+
+
+
–
–
VIN
VOUT
SS
ADJ
GND
VIN
1
VOUT
2
SS
5
ADJ
4
LATCH
&
DRIVER
ERROR AMP
COMPARATOR
OSCILLATOR
RESET
OVERCURRENT
PROTECTION
THERMAL
PROTECTION
REFERENCE
VOLTAGE
GND
3
ON/OFF
SOFT
START
PREG
+
+
–
–
IC951  SI-8001FFEK (MAIN Board (3/3))
HCD-GZR888D/GZR999D
70
IC1501  MM1758AFBE (VIDEO Board)
1
2
3
4
28 VCC2
23 CVBS OUT
25 S1
NŸ
BIAS
12
NŸ
BIAS
CLAMP
6dB
6dB
6
7
8
CLAMP
BIAS
6dB
9
10
11
13
5
+
6dB
–6dB
6dB
27 S-DC OUT
24 S2
LOW-PASS
FILTER
21 Y OUT
22 GND2
6.75MHz
Ÿ
DRIVER
LOW-PASS
FILTER
6.75MHz
Ÿ
DRIVER
20 CY OUT
Ÿ
DRIVER
S-DC OUT
S1/S2
26 C OUT
LOW-PASS
FILTER
6.75MHz
Ÿ
DRIVER
CLAMP
NŸ
BIAS
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
18 CB OUT
19 GND2
17 GND2
15 GND2
Ÿ
DRIVER
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
14
NŸ
BIAS
16 CR OUT
Ÿ
DRIVER
LOW-PASS
FILTER
6.75MHz
LOW-PASS
FILTER
13.5MHz
6dB
6dB
VCC1
C IN
MUTE1
CVBS IN
CB IN
Y IN
GND1
BIAS
I/P
CY IN
CLP
MUTE2
YC MIX
CR IN
IC781  BU9253FS-E2 (MIC Board)
16
OSC
CR
15
MUTE
14
VCC
13
AD IN
12
AD OUT
11
LPF OUT
10
LPF IN
9
MIX IN
1
GND
2
ECHO VOL
3
BIAS
4
DA IN
5
DA OUT
6
LPF IN
7
LPF OUT
8
MIX OUT
SRAM
COUNTER
MIX
A/D
D/A
HCD-GZR888D/GZR999D
71
IC1500  TC74LVX4051FT (VIDEO Board)
1
D4
2
D6
3
COM
4
D7
5
D5
6
INH
7
VEE
8
GND
9
SEL
 C
10
SEL
 B
11
SEL
 A
12
D3
13
D0
14
D1
15
D2
16
VCC
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
LOGIC LEVEL
 CONVER
TER
IC811  BU2099FV (FRONT Board)
IC812  BU2099FV (FRONT Board)
12BIT SHIFT REGISTER
12BIT STORAGE
REGISTER
CONTROL CIRCUIT
L. P
. F
VDD
OE
SO
Q1
1
Q10
Q9
Q8
Q7
Q6
Q5
1
2
3
5
6
7
8
4
10
16
15
14
13
12
11
9
17
18
19
20
VSS
N.C.
DA
TA
CLOCK
LCH
Q0
Q1
Q2
Q3
Q4
OUTPUT BUFFER (Open Drain)
IC006  MM3203BFBE (LCD CTRL Board)
TEMPERATURE
DETECTION
150°C
FB1
5
FB2
7
VIN 2
VREF
6
SW2 1
DRIVE
VREF
LOGIC
CURRENT
DETECTION
GND 4
SW1 3
DRIVE
LOGIC
CURRENT
DETECTION
ERROR
AMP
ERROR
AMP
OSC
500kHz
SOFT
START
SOFT
START
CTRL
8
STARTUP
CONTROL LOGIC
HCD-GZR888D/GZR999D
72
IC402  STK415-120-E (POWER AMP Board) (HCD-GZR888D)
5
6
8 9
10 11
12
13 14
15 16
17
-PRE
-VH
OUT_CH1+
OUT_CH1-
OUT_CH2+
OUT_CH2-
+PRE
SUB
GND
IN_CH1
NF_CH1
STBY
4
-OFF_SET
18 19
NF_CH2
IN_CH2
2 3
-VL
+OFF_SET
1
+VL
7
+VH
IC007  SI-8008TM-TLS (LCD CTRL Board)
1
2
5
4
LATCH
&
DRIVER
ERROR AMP
 
COMPARATOR
OSCILLATOR
RESET
OVERCURRENT
PROTECTION
THERMAL
PROTECTION
REFERENCE
VOLTAGE
3
ON/OFF
SOFT
START
PREG
+
+
+
–
–
VIN
VOUT
6
GND
SS
VREF
GND
IC401  STK416-130-E (POWER AMP Board) (HCD-GZR999D)
5
6
8 9
10 11
12
13 14
15 16
17
-PRE
-VH
CH1_OUT+
CH1_OUT
-
CH2_OUT+
CH2_OUT
-
+PRE
SUB
GND
IN-Lch
NF-Lch
STBY
4
-OFF_SET
18 19
NF-Rch
IN-Rch
20 21
IN-SW
NF-SW
22 23
OUT
-SW+
OUT
-SW
-
2 3
-VL
+OFF_SET
1
+VL
7
+VH
Ver. 1.4
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