Frame Diagram - Sony KLV-21SG2 Service Manual

3-2. FRAME DIAGRAM

30V
5V
SCL
GND 1 1 GND
SDA
9V 2 2 9V
AS
30V 3 3 30V
5V 4 4 5V
RF AGC
CN6401
SCL T 5 5 SCLT
VIF 10P
WHT SDA T 6 6 SDAT
9V
GND 7 7
AFT OUT
TU RF AGC 8 8 RF AGC
GND
AFT 9 9 AFT
TU6400
GND 10 10 GND
DET OUT2
OUT2 1 1 OUT2
DET OUT
DET OUT 2 2 DET OUT
ST IND
STLED 3 3 ST
BIL IND
BILED 4 4 BIL
CN6403
MODE
10P MODE 5 5 MODE
F MONO
WHT
FMONO 6 6 FMONO
NC
MUTE 7 7 MUTE
MUTE
R 8 8 R
M OUT
L 9 9 L
R OUT
GND 10 10 GND
L OUT
NC 1 1 NC
S
3 4 C2 2 2 C2
S1VIDEO
1 2 GND 3 3 GND
Y2 4 4 Y2
GND 5 5 GND
CN9202 V2 6 6 V2
12P
V GND 7 7 GND
COMPONENT1
VIDEO
INPUT S-2 8 8 S-2
LV2 9 9 LV2
J9202
L RV2 10 10 RV2
L
GND 11 11 GND
AUDIO H2 NC 12 12 NC
R
R
HP-DET 4 4 HP-DET
CN7601 HP-L 3 3 HP-L
4P
HP-R 2 2 HP-R
HP-GND 1 1 HP-GND
S
3 4 C1 1 1 C1
S1VIDEO 1 2
GND 2 2 GND
Y1 3 3 Y1
GND 4 4 GND
CN9201
10P V1 5 5 V1
WHT
V GND 6 6 GND
COMPONENT2
VIDEO
INPUT
S-1 7 7 S-1
J9201 LV1 8 8 LV1
L
RV1 9 9 RV1
L
U1
GND 10 10 GND
AUDIO
R
R
1 HOT-4 16.5V 1 1 REG16.5V
2 HOT-5 16.5V 2 2 REG16.5V
CN8203 CN8210
3P 4P
3 HOT-6 GND 3 3 GND
GND 4 4 GND
1 COOL-4
2 COOL-5 CN8207
3P
3 COOL-6
1 HOT-10
GND 1 5 DIMMER
2 HOT-11
CN8205 16.5V 2 4 BACKLIGHT
3P
3 HOT-12
16.5V 3 3 PANEL_DET
1 COOL-10 16.5V 4 2 GND
TO LCD PANEL CN8201
GND 5 1 D5V
2 COOL-11 CN8530
11P
7P
3 COOL-12 WHT GND 6
D5V 7
1 HOT-1
GND 8
2 HOT-2 CN8202
PANEL_DET 9
3 HOT-3 7P
BACK_LIGHT 10
1 COOL-1
DIMMER 11
CN8206
2 COOL-2
7P
3 COOL-3 1 GND
1 HOT-7 D2 2 REG 16.5V
CN8204
2 HOT-8 7P 3 REG 16.5V
3 HOT-9
4 REG 16.5V
1 COOL-7
5 REG 16.5V
CN8208
2 COOL-8
7P
6 GND
3 COOL-9
7 GND
1 L
AC IN
3 N
COMPONENT
INPUT
AUDIO
R L
PR PB Y
J9002
J9003
CN9001 CN9002
1P 1P
CN6450
10P
CN6451
10P
CN9004
12P
A1
CN7001
4P
CN9007
10P
WHT
CN4605
4P
CN4601
14P
CN4604
5P
CN6352 CN6350
4P
9P
WHT
WHT
CN6351 CN6001
14P 1P
WHT
G2
CN6302
4P
CN6002
3P
H3
CN1601
SPEAKER
9P
SP R OUT 1
R
SP R GND 2
CN7002 SP L OUT 3
L
4P
SP L GND 4
WHT
25 GND
GND 1
D-PR 2 24 D-PR
23 GND
GND 3
D-PB 4 22 D-PB
GND 5 21 GND
D-Y 6 20 D-Y
CN1004
9P
GND 7 19 GND
VID 8 18 VID
GND 9 17 GND
MSAU R 10 16 MSAU R
GND 11 15 GND
CN2802 MSAU L 12 14 MSAU L CN1005
25P 25P
GND 13 13 GND
12 CLAMP GATE
CLAMP GATE 14
SYNC ON 15 11 SYNC ON
10 CCP SW
CCP SW 16
CSW_H 17 9 CSW_H
8
CSW_V 18 CSW_V
AU SW2 19 7 AU SW2
AU SW1 20 6 AU SW1
SRS 21 5 SRS
HP DET 22 4 HP DET
SLEEP MUTE 23 3 SLEEP MUTE
SP MUTE 24 2 SP MUTE
HP MUTE 25 1 HP MUTE
MUTE 1 25 TU MUTE
FMONO 2 24 FMONO
23 MOD0
MOD0 3
MOD1 4 22 MOD1
21 BIL
BIL 5
ST 6 20 ST
19 GND
GND 7
AFT 8 18 AFT
GND 9 17 GND
AGC 10 16 AGC
SYNDET 11 15 SYNC DET
CN2801 GND 12 14 GND CN1007
25P 25P
SDA T 13 13 SDA T
SCL T 14 12 SCL T
GND 15 11 GND
GR SW 16 10 GR SW
GR ALLRST 17 9 GR ALLRST
8 GND
GND 18
SCL B 5V 19 7 SCL B 5V
6 SDA B 5V
SDA B 5V 20
GND 21 5 GND
4 POWER1
POWER1 22
POWER2 23 3 POWER2
POWER3 24 2 POWER3
POWER4 25 1 POWER4
D3.3V 1 25 D3.3V
D3.3V 2 24 D3.3V
D3.3V 3 23 D3.3V
D3.3V 4 22 D3.3V
GND 5 21 GND
GND 6 20 GND
19 GND
GND 7
D5V 8 18 D5V
17 9V
9V 9
GND 10 16 GND
PANEL12V
PANEL12V 11 15
CN4603 PANEL12V 12 14 PANEL12V CN1003
25P 25P
GND 13 13 GND
GND 14 12 GND
STBY5V 15 11 STBY5V
STBY5V 16 10 STBY5V
GND 17 9 GND
GND 18 8 GND
3.3V_ALERT 19 7 3.3V ALERT
5V_ALERT 20 6 5V ALERT
DCIN_ALERT 21 5 DCIN ALERT
4 GND
GND 22
DIMMER 23 3 DIMMER
2 BACK LIGHT
BACKLIGHT 24
PANEL_DET 25 1 PANEL DET
CN1009
4P
WHT
3.3V 1 1 MS3.3V
CN3002
3.3V 2 2 MS3.3V
CN4502 4P
4P GND 3 3 GND
GND 4 4 GND
MSB
REG 16.5V 1 1 16.5V
REG 16.5V 2 2 16.5V
CN4501
1 NC
4P
GND 3 3 GND
2 VCC
4 GND
GND 4
3 WDT KILL
4 ERST#
CN4100
GND
5
ICE
6 ECV
STBY 5V 1
7 GND
GND 2
8 ED
POWER-ON 3
9 GND
GND 4
10 ECLK
H1
N.C
CN1501
3P
WHT
CN1001 CN1006
4P
4P
CN1008
3P
B
CN3001
50P
CN4000
50P
10P
CN4101
:SMD
WHT
MS
TO
LCD UNIT
GND A1
A19 B1
GND A2
A18 B2
CN5801 GND A3
20P
A17 B3
BRN
GND A4
A16
B4
A15 A5
A14
B5
A13 A6
A12
B6
A11 A7
A10 B7
A9 A8
A8 B8
A7 A9
A6 B9
A5 A10
A4 B10
A3 A11
A2 B11
A1 A12
A0 B12
GND A13
BHENN B13
TO
GND A14
LCD UNIT
ROMOEN B14
GND A15
ROMOEN B15
3.3V A16
ROMWEN B16
3.3V A17
CN5001
ROMWEN B17
70P
3.3V A18
CS2 B18
3.3V A19
CS3 B19
GND A20
RESETN B20
GND A21
NM1 B21
GND A22
FCEN B22
GND A23
BOOTWE B23
GND A24
VPPEN B24
A25
D15
D14 B25
D13 A26
D12 B26
D11 A27
D10 B27
D9 A28
D8 B28
D7 A29
D6 B29
D5 A30
D4 B30
D3 A31
D2 B31
D1 A32
D0 B32
NC A33
NC B33
6V A34
6V B34
6V A35
6V B35
GND 1
TXD 2
RXD 3
RES 4
VIN 5
MD0 6
MD1 7
MD2 8
CN1002 CPU&PWROM
18P P-TXD 9
P-RXD 10
SCK 11
P-RES 12
13
VIN 14
B_INT 15
RXD 16
TXD 17
GND 18
MSX
GND 1
2
BS
NC 3
GND 1 1 GND
DIO 4
MS_BS 2 2 VCC
CN4302 # 5
3
VCC 3 MS_SCLK MEMORY
MS CONNECTOR
INS 6
MS_SDIO 4 4 GND STICK
CN4301 # 7
GND 5 5 MS_INS
10
10P SCLK 8
MS_INS 6 6 GND
:SMD
P
VCC 9
GND 7 7 MS_SDIO
GND 10
MS_SCLK 8 8 VCC
VCC 9 9 MS_BS
GND 10 10 GND
KLV-21SG2 (UC) 3-8