DOWNLOAD Sony GDM-FW900 Service Manual ↓ Size: 5.46 MB | Pages: 70 in PDF or view online for FREE

Model
GDM-FW900
Pages
70
Size
5.46 MB
Type
PDF
Document
Service Manual
Brand
Device
Monitor
File
gdm-fw900.pdf
Date
PREV: Sony SDM-N50PS (serv.man2) Service Manual

Sony GDM-FW900 Service Manual ▷ View online

5-1
5-2
SECTION  5
DIAGRAMS
5-1. BLOCK  DIAGRAMS
18
21
19
17
16
20
12
7
6
2
4
13
14
8
9
10
DDC +5V 1
HOST GND 1
DDC SCL 1
VS1
HS/CS1
DDC SDA 1
INPUT SEL
G. SYNC DET
SYNC ON G
CLP
C. BLK
SCL
SDA
H. SYNC
V. SYNC
HFBP
B
TO N BOARD
CN001
5
3
1
35
32
29
23
21
19
17
26
27
28
11
9
7
BIN2
GIN2
RIN2
OSD R
OSD G
OSD B
OSD BLK
ROUT
GOUT
BOUT
41
38
33
2
8
12
2
6
11
ROUT
GOUT
BOUT
4
6
14
ROUT
GOUT
BOUT
RIN
GIN
BIN
RIN
GIN
BIN
R DET IN
G DET IN
B DET IN
V-DET
D/A4
D/A3
D/A2
CLP
C. BLK
SCL
SDA
BIN1
GIN1
RIN1
18
14
25
25
21
30
22
23
INPUT SW
G. DET
SYNC SEP OUT
D/A5
CLP
BLK
SCL
SDA
2
4
6
BIN2
GIN2
RIN2
CN402
IC407
CN403
CN401
HD15
5
4
3
2
1
10
15
9
14
8
13
7
12
6
11
INPUT1(HD15)
VCC KICK
Q402
IC404
OSD
5V
IC401
INPUT SELECT
IC402
RGB DRIVE
IC403
RGB AMP
4
9
13
1
18
19
20
21
15
16
17
10
11
12
17
6
5
14
11
12
7
7
5
3
26
25
24
4
3
5
6
7
13
14
15
ROUT
GOUT
BOUT
GND
RCI
GCI
BCI
PWM1
XT1
XT0
H. SYNC
V. SYNC
HFBP
SCL
SDA
SCL
SDA
VS
Hfly
RIN
GIN
BIN
IC406
CUTOFF AMP
X401
8MHz
G2
G2 CONT
Q406, 407, 410
IC405 (1/2)
+
-
ROUT
GOUT
BOUT
FBLK
AV
PWM2
PWM3
PWM4
B BKG
G BKG
R BKG
BUFFER
Q101,
Q201,
Q301
9
1
2
4
6
8
HEATER
STBY+5V
1W+5V
+80V
+220V
+12V
5V
5V-2
+80V
+220V
+12V
PS401 1A
CN405
G2
1
G2
CN406
5
3
1
7
KR
KG
KB
HEATER+
CN407
5
3
1
7
KR
KG
KB
HEATER+
FV
FC
HV
CN408
V901
PICTURE TUBE
8
E
TO G BOARD
CN652
A
(VIDEO AMP, RGB OUT)
RIK
GIK
BIK
DRIFT CORRECT
Q401
HD
HV
C
TO N BOARD
CN010
16
18
20
24
25
22
23
14
12
10
9
8
7
6
5
4
3
2
1
STBY+5V
RXD
TXD
+15V
+15V
-15V
-15V
HDF
VDF
ABL
HV OUT SW
HV DET
S0
H CENT
S6
HSPBAL
HLINBAL
H SIZE
H SHAPE
HDF
VDF
ABL DET
HV
HV DET
S0
H CENT
S6
HSPBAL
HLIN
H SIZE
HSP
CN504
H DRV
Q502, 503
AMP
Q910
H OUT
Q509
H OUT, BUFF
Q515, 520
T501
HDT
H CENT
Q514
IC501
PIN CONTROL
IC504
+12V REG
IC503
AMP
IC502
H CENT OUT
T502
HCT
+12V
T503
HST
L505
HOC
OUT
HFBP
TH DET
VDF
V RET
V SHAPE
V+
V—
V—
V+
HDF
S0-4, S6, S7
S5
HV DET
+220V(+B)
+220V
(+B)
+220V
(+B)
+220V
(+B)
+12V
PIN OUT
Q508
H DRV
Q701-705
S CAP CHANGE
Q501, 506, 507, 
510-513, 517, 
525,527
HL OUT
Q516, 518
RELAY DRV
Q519
V DRV
Q706, 707
T701
DFT
HV DET
Q907, 908
HV DRV
Q903, 904
HV OUT
Q906
SW
Q902,909
HV OUT
Q901
HV REG SW
Q905
T901
HRC
T902  FBT
HV
HV
FC
FC
RV901
HV ADJ
FV
FV
5
3
1
2
4
4
5
8
1
3
6
2
5
2
1
3
3
9
1
5
14
3
6
7
8
6
14
13
1
G2
CN506
D
(DEFLECTION)
D
TO N BOARD
CN011
20
18
16
14
12
10
25
24
23
22
21
19
8
6
3
1
4
17
STBY+5V
1W+5V
ECO SW
PWR SW
DGUS SW
HTR SW
TH DET
S4
S3
S5
S2
S1
HFBP
HD
V RET
VSHAPE
+12V
S7
TH DET
S4
S3
S5
S2
S1
HFBP
HD
V RET
VSHAPE
S7
CN505
2
3
4
STBY+5V
RXD
TXD
CN503
ECS
2
4
6
+15V
-15V
+80V
CN501
CN508
F
TO G BOARD
CN653
1
2
3
4
5
6
STBY+5V
1W+5V
ECO SW
PWR SW
DGUS SW
HTR SW
CN502
+80V
—15V
+15V
H
TO G BOARD
CN650
5
4
3
2
1
+220V
+220V
H CENT L
H CENT N
H CENT H
HDIN
PWMOUT
REFIN
O2
O3
HLIN
O4
-4
+1
O1
ABL
ABL DET
HSP
H SIZE
S5-1
-3
-2
H CENT H
H CENT L
H CENT N
H CENT
HSPBAL
VCC
VEE
+VNH
-VIN
G
TO G BOARD
CN654
PIN DRV
Q504, 505
GAIN SW
Q526
Q523
PIN AMP
Q524
TH DET
Q521, 522
2
1
6
5
17
14
16
15
11
11
15
14
5
7
11
2
T505
HLC
4
1
2
3
5
2
14
10
12
13
3
11
5
4
2
3
5
PWMOUT
+
HVD
ERR OUT
-
HDIN
DELAY
IC901
HV CONTROL
ABL
OUT VCC
-
+
OUT
IC701
V DY OUT
RY501
V. DY
H. DY
XS5
2
3
9
10
5
6
V. DY C
V. DY H
H. DY H
H. DY H
H. DY C
H. DY C
CN509
XS5
B-SS3536<AEP> -BD1-24
S5-1
VDD
A
TO N BOARD
CN002
CONNECTOR PANEL
INPUT2(BNC)
HD
VD
R
G
B
5BNC
IN
OUT
+12V
1
4
5-3
5-4
4
3
2
6
5
1
20
18
16
10
15
9
8
14
13
12
46
47
104
103
29
53
51
108
69
41
42
52
156
152
157
153
149
140
148
131
5
6
DDC+5V 1
DDC SCL 1
DDC SDA 1
HS/CS 1
VS 1
HOST GND 1
CLP
C. BLK
SYNC ON G
INPUT SEL
G. SYNC DET
SCL
SDA
H. SYNC
V. SYNC
HFBP
D SCL1
D SDA1
HS/CS1
VS1
HOST GND1
CLP
C BLK
SONG
INPUT SEL
SCL2
SDA2
H SYNC
LCC LB
LCC LT
LCC RB
LCC RT
LCC NS
ROTATION
H CONV
V CONV
LCC LB
LCC LT
LCC RB
LCC RT
LCC NS
ROTATION
H CONV
V CONV
83
84
39
38
40
33
34
VX
VY
SDA1
SCL1
EEPWC
WDP
RESET
3
4
76
13
77
19
8
OFF DET
ECO
6
89
71
128
86
138
126
144
136
133
45
44
HV OUT SW
ABL DET
HDF0
VDF
HV DET
H CENT
HSP BAL
HL IN BAL
H SIZE
HSP
TXD
RXD
LED0
LED1
KEYDET
INPUT SW
ENV
LED0
LED1
KEYDET
INPUT SW
ENV
59
58
60
56
55
88
15, 94
95
93
92
25
35
34
33
29
27
13
9
5
8
4
30
S4
S3
S5
S6
S1
TH DET
PWR SW/PRT DET
DGS
HTR
V RET
AFC FIL
VSHPLVL
DV SHAPE
VDC
H PHASE
H FREQ
HPLL
AFC SW
VSH
FBP
V SAW RST
HS
HD DUTY
REG9V
HD
V SHAPE
5
18
124
99
120
117
122
114
111
90
96
67
109
66
98
HD SW
P45/D5
MOIRE CONT
MOIRE PLS
VSH PL VL
DV SHAPE
VDC
H PHASE 
HF REQ
HPLL
AFC SW
VSH
HFBP
V SAW RST
HS OUT
63
XTB
54
61
9
10
11
S0
S6
D RES
D CHG
D MUTE
D RES
D CHG
D MUTE
VSP
HD
ECO SW
VSOSD
HFBP
HFBP
VSOSD
64
25
XTD
SC OUT
2
1
4
106
107
31
HS/CS 2
VS 2
HOST GND 2
HS/CS2
VS2
HOST GND2
17
16
12
14
18
20
22
23
24
25
6
8
1
2
3
4
10
19
21
HV OUT SW
ABL
HDF
VDF
HV DET
H CENT
HSP BAL
HL IN BAL
H SIZE
H SHAPE
TXD
RXD
+15V
+15V
-15V
-15V
STBY+5V
S0
S6
2
3
4
5
7
1
12
14
16
23
10
18
20
25
22
6
8
9
S4
S3
S5
S2
S1
TH DET
PWR SW
DGUS SW
HTR SW
VRET
ECO SW
HFBP
HD
V SHAPE
+12V
STBY+5V
1W+5V
S7
CN002
IC001
CPU/DSP
STBY+5V
DDE
D015
CN001
CN010
IC006
TEMP
Q010
Q012
N
µ
-COM, V.CONV, H. CONV,
LCC, GEO MAGNETIC SENSOR 
+
-
A
B
C
D
CN011
ECO SW
HFBP
HD
VSP
+12V
STBY+5V
1W+5V
+15V
+15V
STBY+5V
SOG DET
VS OSD
HFBP
D SCL
D SDA
HS1
VC1
HC2
VC2
VS1
SDA1
SCL1
DDE
VCLK
SCL
SDA
VS1
SCL1
SDA1
VCC
X001
24.756MHz
TO D BOARD
CN505
TO D BOARD
CN504
TO A BOARD
CN403
TO CONNECTOR
PANEL
75
7
5
6
+12V
7
6
5
6
7
8
8
+
—
+
—
+
—
+
—
+
—
+
—
+
—
+
—
3
4
1
2
7
8
5
6
LCC-LB (+)
LCC-LB (-)
LCC-LT (+)
LCC-LT (-)
LCC-RB (+)
LCC-RB (-)
LCC-RT (+)
LCC-RT (-)
1
2
LCC-NS (+)
LCC-NS (-)
B-SS3536<AEP>-BD2-24
CN5002
IC5301 (2/2)
STBY+5V
4
3
2
IC5301 (1/2)
6
7
8
IC5101 (2/2)
4
3
2
IC5101 (1/2)
6
7
8
IC5201 (2/2)
4
3
2
IC5201 (1/2)
6
7
8
IC5401 (2/2)
4
3
2
IC5401 (1/2)
CN5003
I
TO H BOARD
CN801
LCC-LB
LCC-LT
LCC-RB
LCC-RT
5
6
3
4
1
2
ROTATION (+)
ROTATION (-)
H CONV (+)
H CONV (-)
V CONV (+)
V CONV (-)
CN5001
6
7
1
2
3
4
8
1W+5V
STBY+5V
LED0
LED1
KEY DET
INPUT SW
ENV DRI
LED0
LED1
KEY DET
INPUT SW
ENV
STBY+5V
HFBP
VS OSD
D CHG
D RES
D MUTE
D SCL 
D SDA
CN007
J
TO S BOARD
CN3001
9
7
6
5
4
3
2
1
STBY+5V
HFBP
V SAW RST
D CON CH
D CON RES
D CON MUTE
SCL
SDA
CN003
ROTATION
LCC-NS
H. CONV
V. CONV
1CLR
2CLR
1CK
2CK
HC1
VC1
HC2
VC2
1Q
2Q
P41/D1
14
GS5001
GEOSENSOR
IC003
EEP ROM
SW
Q008
HD SW
Q011
CURRENT MILLER
Q001-003
ECO SW
Q007
ACTIVE OFF DET
Q004-006
IC004
ECO DET
SOG DET
IC005
ECO DET
IC010
H. V. OSC, AFC,
H. DRV, V. SHAPE
+15V
IC002
WDT
5
6
7
SDA
SCL
WC
3
8
CK
RESET
IC011
EEP ROM
1W+5V
STBY+5V
15
6
21
14
1
13
5
9
3
11
1
13
5
9
3
11
1CLR
2CLR
1CK
2CK
1Q
2Q
5-5
5-6
POWER SW
Q2601
6.5V
IC2602
POWER DISTRIBUTION SW
IC2603
POWER DISTRIBUTION SW
POWER SW
Q2602
POWER SW
Q2603
POWER SW
Q2604
1
2
3
V BUS
D-
D+
CN2901
41
40
37
42
43
4
8
1
5
15
16
11
12
4
8
1
5
15
16
11
12
31
32
10
11
12
3
7
3
7
13
35
36
7
6
25
24
3
2
4
5
I
VC
O
G
DP1
DM1
DM0
DP0
DM2
DP2
DP3
DM3
DM4
DP4
IC2601
5V-REG
OUT
VC
G
IC2902
RESET
X2901
12MHz
5V
IC2901
USB CONT
5V
6.5V
3
2
1
D+1
D-1
V BUS1
CN2902
D+3
D-3
V BUS3
CN2904
1
2
3
3
2
1
1
2
3
OVR-1
OVR-2
POW-1
POW-2
POW-3
POW-4
OVR-3
OVR-4
V BUS2
D-2
D+2
CN2903
V BUS4
D-4
D+4
CN2905
B-SS3536<AEP>-BD4-24
US
(USB CONTROL)
RST
XIN
XOUT
6.5V
6.5V
CN2601
1
2
V IN1
V IN2
FLG1
FLG2
VC1
VC1
VC2
VC2
VOUT1
VOUT2
V IN1
V IN2
FLG1
FLG2
VC1
VC1
VC2
VC2
VOUT1
VOUT2
6.5V
L
TO G BOARD
CN891
H
(USER CONTROL)
LED DRV
Q801, 802
LED DRV
Q803, 804
6
7
1
2
4
3
8
1W+5V
STBY+5V
LED0
LED1
INPUT SW
KEY DET
ENV DRI
1W+5V
STBY+5V
STBY+5V
STBY+5V
STBY+5V
S811
CN801
D801
G
R
TH801
S801
TACTILE SW
I
TO N BOARD
CN007
S812,  S813
FUNCTION KEY
POWER
INPUT1
INPUT2
RESET
ASC
BRT+
BRT-
CONT
-
CONT
+
B-SS3536<AEP>-BD5-24
S
(CONVERGENCE CONTROL)
CN3003
1
3
+15V
-15V
+15V
-15V
K
TO G BOARD
CN655
CN3001
1
3
4
6
8
9
5
7
STBY+5V
HFBP
V SAW RST
D CON RES
SCL
SDA
ROM WC
D CON MUTE
J
TO N BOARD
CN003
42
43
47
34
91
92
93
96
95
7
98
99
5
4
36
37
IC3001
DIGITAL CONV CONTROL
SDA
SCL
WC
+3.3V
STBY+5V
IC3005
EEP ROM
IC3006
RESET
STBY +5V
IC3004
+3.3V REG
1
6
IC3002
CONV OUT
6
1
4
5
2
3
10
+3.3V
2
3
5
4
10
V OUT2
V OUT1
V OUT1
V OUT2
V IN+2
V IN-2
V IN+1
V IN -1
MUTE
V IN-1
V IN+1
V IN-2
V IN+2
MUTE
HS
VS
CLR
SCL 0
SDA 0
U OUT1
IR REF1
U OUT3
U OUT2
U OUT0
IR REF0
SDA 1
SCL1
IC3003
CONV OUT
1
2
3
4
5
6
7
8
HMC-
HMC+
VMC-
VMC+
H AMP-
H AMP+
V AMP-
V AMP+
CN3002
IN
OUT
B-SS3536<AEP>-BD6-24
MUTE SW
Q3001-Q3005
5-7
5-8
1
3
AC L OUT
AC L IN
CN891
1
3
AC L OUT
AC L IN
CN603
TH601
D610
AC RECT
D613
IC610
PFI
D620
RY602
1
3
AC L
AC N
CN602
F601
6.3A
T601
AC INLET
RY603
1
4
DGC
DGC
CN601
POWER
S891
J
(POWER SW)
G
(POWER SUPPLY)
DGC
1
2
4
3
L610
AFC
IC620
SW REG CONTROL
T620
@
PIT
PS650
2.0A
D654
H CENT L
D653
H CENT H
IC654
+12V REG
PH610
D650
+220V RECT
D652
+15/-15V RECT
D651
+80V RECT
D655
+80V RECT
VCC
L SEN
V SENSE
VC1
DRAIN
AC SEN
CATHODE
OCP
VG(H)
VG(L)
F/B
GND
8
2
7
3
6
2
12
16
6
8
5
3
3
3
4
2
1
1
4
2
1
7
9
1
8
5
3
10
7
6
8
16
1
3
15
14
13
11
12
10
18
17
4
1
1
1
10
13
VCC SW
Q610
D680
6.5V RECT
D631
VCC RECT
D632
D633
T630
SRT
PROTECT
Q652,653,667
IC650
+220V SHUNT REG
1
2
3
6
7
H CENT H
H CENT N
H CENT L
+220V
+220V
CN654
6
4
2
+80V
—15V
+15V
CN653
1
3
+15V
-15V
CN655
4
6
8
9
1
2
+80V
+220V
+12V
HEATER
SYBY+5V
1W  5V
CN652
1
2
3
6
4
5
STBY+5V
1W+5V
ECO SW
HTR SW
PWR SW
DGUS SW
CN650
VCC SW
Q631-633
HEATER SW
Q671
RELAY DRV
Q691
IC630
PWM 
CONTROL
REG SW
Q630
IC653
1W+5V REG
IC652
STBY+5V REG
IC651
HEATER REG
VCC
OUT
CTL
VCC
OUT
CTL
VADJ
1
2
2
4
1
4
1
5
3
IN
OUT
IN
OUT
PH630
IC680
3
4
1
2
PH620
D664
4
3
2
1
G
TO D BOARD
CN508
F
E
TO D BOARD
CN501
K
TO S BOARD
CN3003
TO A BOARD
CN405
H
TO D BOARD
CN502
L
TO US BOARD
CN2601
1
2
USB 7V
USB 7V
CN651
B-SS3536<AEP>-BD3-24
SW
Q613
POWER CONT
Q611,612
REG SW(L)
Q620
REG SW(H)
Q621
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