![background image](http://html.mh-extra.com/html/sony/cdm74hf-dvbu101/cdm74hf-dvbu101_service-manual_420235040.webp)
HCD-GZR5D
HCD-GZR5D
40
40
7-9. SCHEMATIC DIAGRAM – MAIN Section (3/3) –
• See page 35 for waveforms. • See page 66 for IC Block Diagrams. • See page 72 for IC Pin Description of IC401
G
5
A
I
B
E
2
7
9
3
11
C
H
12
8
D
13
10
J
4
1
6
F
8.4
7.3
4.6
7.8
0.5
0.5
0.5
3.3
2.9
0
0.9
0.6
0
0
3.2
0
3.1
3.2
3.3
3.2
3.2
0
3.2
1.2
0.9
0
1.7
1.1
2.5
3.2
3.2
3.3
3.3
0
3.3
2.9
0
0
0
0
0
0
3.3
0
0
0
0
3.3
3.3
0
2.9
0
0
0
3.2
3
3.2
0
3.2
3.2
3.2
3.2
3.2
0
0
2.8
3.2
3.2
3.2
0.1
3.2
3.2
3.3
3.2
3.2
3.2
2.7
3.2
0
3.3
0
3
0.3
3.1
3.2
0
3.3
3.3
3.3
2.7
0
1.5
3.2
0.1
1.5
3.2
0
3.3
5.1
8.7
5.1
5.3
7.8
9.1
8
5.3
0
5
5.1
5.1
0
5.1
5.1
5
5.1
5.1
0
5.1
5
5.1
5.1
0
5.1
5
5.1
0
5.1
1
2
1
(E3,E12,E15)
(UK)
(E3,E15)
(E12)
(PH,SP,TH)
2
22k
R485
R453
4.7k
R462
47k
22k
R486
Q454
RT1N441C-TP-1
22k
R487
R454
220k
22k
R488
R467
47k
R620
100k
Q456
2SC3440-T12-1F
R459
47k
R621
10k
Q451
KTA1273-Y-AT
R471
47k
Q459
2SA1365-T1
12-1EF
C495
10
50V
R457
33k
R460
470
Q457
2SA1365-T1
12-1EF
Q462
2SC3440-T12-1F
2SC3052F-T1-LF
Q492
R455
470k
Q452
2SC3052F-T1-LF
C461
0.1
Q458
2SC3440-T12-1F
Q455
2SA1365-T1
12-1EF
2SC3052F-T1-LF
Q493
Q461
2SA1365-T1
12-1EF
R458
4.7k
C491
0.1
C453
0.1
R468
470
R474
47k
R464
470
R470
47k
R472
470
1k
R475
1
2
3
4
5
6
7
8
9
10
11
12
13
13P
CN403
M2-
M2+
M1-
M1+
SW-COM
SW3
SW1
SW7
SW2
SW6
SW5
SW8
NC
1k
R476
1k
R477
R466
47k
1k
R478
1k
R479
1k
R480
1k
R481
R452
2.2
22k
R482
22k
R483
R463
47k
Q460
2SC3440-T12-1F
22k
R484
R451
2.2
D493
MC2836-T112-1
2SA1365-T112-1EF
Q491
2SC3052F-T1-LF
Q463
PST3429UL
IC402
25V
47
C432
D492
MC2836-T112-1
R497
4.7k
R492
4.7k
R496
22k
R495
47k
R499
47k
47k
R447
47k
R448
100k
R449
R498
22k
C494
0.22
C490
0.1
1
2
3
4
5
5P
CN410
FLMD0
VDD
GND
_RESET
SI-SO
1SS133T-77
D490
R456
3.3k
R461
1k
R469
1k
R465
1k
R473
1k
ISA1235AC1TP-1EF
Q464
Q453
ISA1235AC1TP-1EF
2SC3052F-T1-LF
Q494
0.01
C492
47
R626
R622
220k
R625
1k
C493
100
16V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
17P
CN402
KEY3
KEY2
KEY1
LED-STBY
LCD-INH
LCD-CLK
LCD-CE
LCD-DATA
VOL-A
VOL-B
LCD-MODE
LCD-BKL
REM
3.3V
GND
9V
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
13P
CN404
GND/OCSW1
SYSRST
3.3V_MNT
XIFCS
IFBUSY
SIO
SDO
SCO
GND
MIC
KRMOD
USB_SW
USB_OC
C451
0.1
0.1
C615
1k
R406
100
R401
100
R416
1k
R436
100
R412
100
R494
C415
0.1
100
R411
100
R419
100
R410
100
R441
100
R404
100
R420
100
R860
22k
R445
100
R493
100
R438
100
R439
0
JR401
100
R405
100
R417
100
R431
100
R855
100
R854
470
R430
0.1
C430
100
R414
100
R434
0.1
C408
100
R443
100
R409
100
R857
R425
100
R402
100
R859
R426
100
R489
1SS133T-77
D401
1
C426
6.3V
C497
1000
1k
R427
100
R418
100
R432
100
R407
0.1
C431
47k
R444
C425
1000p
0.1
C414
100
R413
100
R851
100
R437
20MHz
X402
1k
R429
O-VIDEO-MUTE
O-USB-REC.M
NC
NC
NC
SI/SO
RESET
XT2
XT1
FLMD0
X2
X1
REGC
Vss
EVss
Vdd
EVdd0
0.1
C416
100
R415
100
R442
47k
R446
100
R408
1k
R435
100
R433
1k
R428
100
R403
0.47
C429
C434
10
50V
0.1
C433
100
R440
0.01
C454
0.01
C455
22k
R490
100k
R491
0.1
C435
S-24CS16A0I-J8T1G
IC403
C452
22
25V
R624
820
1k
R653
18k
R422
100k
R400
4.7k
R862
4.7k
R861
10k
R858
10k
R856
0
FB416
0
FB417
0
FB419
0
FB418
32.768kHz
X401
MAZ8036GLLS0
D491
2.2k
R852
8p
C427
8p
C428
0uH
FB415
0uH
FB414
0uH
FB413
0uH
FB412
0uH
FB411
0uH
FB410
2.2k
R853
100k
R421
0
R423
VDD
LEVEL
VSTBY
USB-OC
ECHO-G1,ECHO-G2
LED-BLUE,LED-RED
CTL
3CD-M2+
3CD-M1-
3CD-M2-
3CD-M1+
KEY3
BB-ON
TU-CE
HP-DETECT
MIC-DETECT
VOL-CLK
SYSRST
O-POWER
VOL-DATA
SO
REC-SEL-B
MIC
REC-SEL-A
REM
LCD-BKL
REC-MUTE
AMP-ON
IFBSY
TU-DI
LCD-DA
TA
LCD-CE
LCD-CLK
VOL-B
LCD-INH
VOL-A
TU-DO
LED-STBY
KEY1
LCD-MODE
KEY2
TU-CLK
3CD-M1+
3CD-M1-
3CD-M2+
3CD-M2-
FLMD0
SI/SO
SI/SO
FLMD0
LED-RED
LCD-BKL
LCD-MODE
VOL-B
VOL-A
LCD-DATA
LCD-CE
LCD-CLK
LCD-INH
LED-STBY
KEY1
KEY2
KEY3
SCO
SI
XIFCS
KRMOD
TU-SD
MTK-POW
3.3V_MNT
ECHO-G1
ECHO-G2
M2-
M2+
M1+
M1-
M2+
M2-
M1-
M1+
3CD-OPEN
3CD-ST
OCK
3CD-CLOSE
3CD-SW2
3CD-CHACK
3CD-SW1
3CD-SW3
3CD-OPEN
3CD-STOCK
3CD-CLOSE
3CD-SW2
3CD-CHACK
3CD-SW1
3CD-SW3
REM
SYSRST
XIFCS
IFBSY
SO
SI
SCO
MIC
KRMOD
TC-M
VIDEO-MUTE
USB-REC.M
LED-BLUE
POWER-MONIT
OR
TP-ST
ATE
RESET
RESET
3.3V1
GND2
+B1
GND2
(3/3)
MAIN BOARD
IC403
EEPROM
IC402
RESET
BB-ON,HP-DETECT,MIC-DETECT,
REC-MUTE,USB-REC.M,VIDEO-MUTE,
3.3V_MNT,AMP-ON,ECHO,FAN,MIC_SCL,
MIC_SDA,MTK-POW,MTK-POWER,O-POWER,
POWER-MONITOR,REC-SEL-A,REC-SEL-B,
TC-M,TP-STATE,TU-CE,TU-CLK,TU-DI,
TU-DO,TU-SD,VOL-CLK,VOL-DATA
MECHANISM
BLOCK
DVD
Q491
+4.6V REG
Q492,494
POWER CONTROL SWITCH
Q463,464
RESET
Q493
RESET SWITCH
Q451
+5V REG
Q452-454
POWER CONTROL SWITCH
Q455-458
MOTOR CONTROL SWITCH
Q459-462
MOTOR CONTROL SWITCH
R426
4.7k
0
R425
330
680
0
TEST PIN
When IC403 on the MAIN board are damaged, exchange the
new MAIN board for the MAIN board which IC damaged.
Summary of Contents for CDM74HF-DVBU101
Page 30: ...HCD GZR5D 30 MEMO ...
Page 101: ...MEMO HCD GZR5D 101 ...