Sony HCD-GZR5D / MHC-GZR5D Service Manual ▷ View online
HCD-GZR5D
29
When the optical pick-up assy is replaced, perform the “Execute
IOP Measurement”.
IOP Measurement”.
Execute IOP Measurement (See page 23)
[TEST DISC LIST]
Be sure to use the DVD disc that matches the signal standards of
Be sure to use the DVD disc that matches the signal standards of
your region.
• CD
YEDS-18
(Part
No.:
3-702-101-01)
PATD-012
(Part
No.:
4-225-203-01)
• DVD SL (Single Layer)
NTSC
NTSC
:
HLX-503
(Part
No.:
J-6090-069-A)
HLX-504
(Part
No.:
J-6090-088-A)
PAL
:
HLX-506
(Part
No.:
J-6090-077-A)
• DVD DL (Dual Layer)
NTSC
NTSC
:
HLX-501
(Part
No.:
J-6090-071-A)
HLX-505
(Part
No.:
J-6090-089-A)
PAL
:
HLX-507
(Part
No.:
J-6090-078-A)
[RFMON Level Check]
Connection:
Connection:
+
–
CN105 pin
(RFMON)
CN105 pin
(GND)
oscilloscope
DMB18 board
Procedure:
1. Connect an oscilloscope to CN105 pin 6 (RFMON) and CN105
1. Connect an oscilloscope to CN105 pin 6 (RFMON) and CN105
pin 3 (GND) on the DMB18 board.
2. Turn the power on.
3. Set the test disc (refer to the TEST DISC LIST) on the tray and
3. Set the test disc (refer to the TEST DISC LIST) on the tray and
press [
N] button to playback.
4. Confi rm that oscilloscope waveform is clear and check
RFMON signal level is correct or not.
Note: A clear RFMON signal waveform means that the shape “◊”
can be clearly distinguished at the center of the waveform.
VOLT/DIV: 200 mV
TIME/DIV: 500 ns
RFMON signal waveform
level: 0.58 ± 1.23 Vp-p (DVD)
0.57 ± 1.1 Vp-p (CD)
Checking Location: DMB18 board (Side A)
IC102
IC101
IC104
CN105
CN105 pin (GND)
CN105 pin (RFMON)
1
6
DMB18 BOARD
(SIDE A)
Video Level Check (MAIN BOARD)
Purpose
This adjustment is made to satisfy the NTSC standard, and if not
adjusted correctly, the brightness will be too large or small.
Purpose
This adjustment is made to satisfy the NTSC standard, and if not
adjusted correctly, the brightness will be too large or small.
oscilloscope
set
J701
VIDEO OUTPUT
VIDEO OUTPUT
75
7
Procedure:
1. Connect oscilloscope to VIDEO output.
2. Load a DVD reference disc playback.
3. Check the video signal level is 1.00 ± 0.07Vp-p.
1. Connect oscilloscope to VIDEO output.
2. Load a DVD reference disc playback.
3. Check the video signal level is 1.00 ± 0.07Vp-p.
DVD SECTION
VIDEO SECTION
HCD-GZR5D
30
MEMO
HCD-GZR5D
HCD-GZR5D
31
31
7-1. BLOCK DIAGRAM – RF/SERVO Section –
: DVD (AUDIO)
: DVD (RF)
: DVD (DIGITAL)
• Signal Path
DETECTOR
10
6
7
8
9
7
8
9
14
13
18
17
17
256
1
DVDRFIP
DVDA
DVDB
DVDC
DVDD
DVDB
DVDC
DVDD
TPI
TNI
MC
MD
MD
C
D
D
LD01
MDI1
LD02
MSW
MDI2
OSP
OSN
CD/DVD RF AMP,
FOCUS/TRACKING ERROR AMP,
DVD SYSTEM PROCESSOR,
DIGITAL SERVO PROCESSOR
IC102 (1/2)
OPTICAL PICK-UP
BLOCK
2AXIS
DEVICE
FOCUS/
FOCUS/
TRACKING
COIL
22
19
LIMITSW
53
21
20
36
48
43
37
1
LASER DRIVER
CONTROL
Q102 (2/2)
Q102 (2/2)
MEDIA SWITCH
CONTROL
Q101,103
LASER DRIVER
CONTROL
Q102 (1/2)
Q102 (1/2)
LASER
DIODE
(FOR CD)
LASER
DIODE
(FOR DVD)
FOCUS COIL
DRIVE
42
41
41
BUFFER
35
3
34
4
TRACKING COIL
DRIVE
32
37
41
41
36
40
40
29
35
FOCUS/TRACKING COIL DRIVER,
SPINDLE/SLED MOTOR DRIVER
IC201
27
28
28
SPINDLE MOTOR
DRIVE
M
M
SPINDLE
46
47
47
FMO
FOO
FOO
DMO
TRO
TRO
VREFO
OP INP
39 IOPMON
FOO
RF
A
B
C
D
D
F
E
CD LD
PD
LIMIT
VR650
VR780
MSW
DVD LD
FCS+
FCS–
FCS–
TRK+
VCC
TRK–
SP+
SP–
SP–
SL+
SL–
D
C
B
A
VREFO
VREFO
12 MB
B
11 MA
A
30
29
29
SLED MOTOR
DRIVE
M
M
54
BUFFER
19
20
22
21
20
22
21
40
45
SYSTEM
CONTROL
IC401 (1/3)
98
IFCK
I-MTK-CLK
46
XIFCS
I-DVD-XIFCS
43
108
SYSRST
O-MTK-MTRST
42
97
99
IFSDO
I-MTK-DATA
45
100
IFSDI
110
XIFBSY
KRMOD
O-MTK-IFBSY
41
I-DVD-KRMOD
39
O-MTK-DATA
44
TRO
FMO
FOO
FOO
DMO
TRO
TRO
10
13
13
FMO
DMO
157 MUTE123
158 MUTE
130 TSDM
158 MUTE
130 TSDM
213
O-MTK-MICREQ
40
MIC 208
SLED
SYSRESET
VIDEO
SECTION
A
(Page 32)
SECTION 7
DIAGRAMS
HCD-GZR5D
HCD-GZR5D
32
32
DVD SYSTEM PROCESSOR
IC102 (2/2)
EEPROM
IC103
32M FLASH ROM
IC101
64M SDRAM
IC104
D
MAIN
SECTION
A
RF/SERVO
SECTION
B
MAIN
SECTION
C
MAIN
SECTION
AVDD3.3V
VDD1.8V
226
ASDATA0
206
ADIN
ASDATA1
ASDATA2
ASDATA3
ASDATA2
ASDATA3
215
SDPIF
6 5
SCL
SDA
WE
OE
22-26,
29-35
HA0-HA21
HD0 – HD7
A1-A21
DATA & ADDRESS BUS
DATA & ADDRESS BUS
79,80,82-86,89
121-119,117-113,129-122
140,141,143,144,155-150,139,149
92,56-62,74-67,
91,63,64,75,87
HD0 – HD7
A0 – A21
HD0 – HD7
A0
26
45
CE
WE
28
OE
11
12
A0 – A19
DQ15/A-1
XROMCS
XWR
78
76
XRD
66
DQ0 – DQ7
DRCLK
CE
CE
OE
38
DRCLK
DQ0 – DQ15
RD0 – RD15
RA0 – RA11
A0 – A11
RA0 – RA11
RD0 – RD15
136
RCS
19
RCS
133
RW
E
16
RW
E
135
RAS
18
RAS
134
CAS
17
CAS
DQM0
15
DQM0
DQM1
39
DQM1
CKE
37
CLKE
101
SCL
102
SDA
137
BA0
20
BA0
BA1
21
BA1
WE
29,31,33,35,38,40,42,44
25-16, 10 -1, 48
138
146
111 132 147
2,4,5,7,8,10,11,13,42,44,45,47,48,50,51,53
225
RECA L
VIDEO MUTE
SYSRESET
RESET
D/A CONVERTER
IC4602
A/D CONVERTER
IC3601
2
AINL
223
222
222
187
C VBS
221
XRST
203
ACLK
DAC
204
ABCK
205
ALRCK
3
44
45
45
SDTI1
13 PDN
12 SCLK
11 MCLK
10 LRCK
12 SCLK
11 MCLK
10 LRCK
9 SDTO
9 SDTI2
10 SDTI3
11 SDTI4
11 SDTI4
5 RSTB
1 MCLK
2 BICK
4 LRCK
1 MCLK
2 BICK
4 LRCK
7 SCL
8
8
3
SDA
18
LT
25
FL
OPTICAL
TRANSMITTER
DVD
DIGITAL
OUT
(OPTICAL)
LOUT4
LOUT1
IC555
7
WP
112
EEWP
198
SCORE
214
XVOICE
XVOICE
SCORE
SCORE
XTALI
+7.5V
+7.5V
XTALO
239
238
197
VBUS OE
VBUS OC
196
USB DP
USB DM
2
4
1
3
7
3
CN821
IC811
USB+5V
REG
IC601
USB +5V
DETECT
(USB)
2
1
USB DP
USB DM
USB DM
USB+5V
1
4
5
IC105
+3.3V REG
+3.3V REG
+1.8V REG
VDD3.3V
SW+5V
3
1
IC110
SW+3.3V
4
5
IC107
RF+3.3V
J701
VIDEO
OUT
IN
OUT 2
PS 1
4
VIDEO OUT
IC701
UNREG+7.6V
X101
27MHz
200
SCL
199
SDA
POWER SWITCH
Q601,602
•
Signal Path
: VIDEO
: COMPONENT VIDEO
: AUDIO
: DVD (AUDIO)
: DVD (DIGITAL)
7-2. BLOCK DIAGRAM – VIDEO Section –
(Page 33)
(Page 33)
(Page 33)
(Page 31)
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