Sony KDL-50R550A Service Manual page 45

G BOARD SCHEMATIC
G BOARD SCHEMATIC DIAGRAM (3 OF 3)
GE70 FOR 70" MODELS ONLY
1 2
A
VLED
B
OVPC
UVLO
C
100 1/10W F
R790C
0 1/10W J
PWM_DIMMER
R789C
DIM'
D
E
F
G
H
I
DELTA ELECTRONICS, INC.
J
THESE DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF DELTA ELECTRONICS, INC.
AND SHALL NOT BE REPRODUCED OR USED AS THE BASIS FOR THE MANUFACTURE OR
SELL OF APPARATUSES OR DEVICES WITHOUT PERMISSION.
1 2
Frame Name:DF-SCA2H-1R01.SCH
Chassis RB1FK, BL
3 4 5
CMV-DP11282
L751C:2
511K 1/4W F
R761C
LED1+
BD9488F-E2
IC751C
1K 1/10W F
R782C
FAILB
ADIM
LM258ADR
IC752:1
C790 VS'
10K 1/10W F
BAS316
R794C
D755A
VREG
BAS316
D755B
BAS316
D755C
Date: 12/28/12' LY.REV: 2
PWB: D248BPR3C0 FILE NAME:
DESCRIPTION:SCHEMATIC OF
SWITCHING POWER SUPPLY
3 4 5
6 7 8
100pF 1KV K
C763C
MUR260RLG
D751C
BAS316 10 1/4W F TK6A60D(STA4,Q)
D752C R775C
Q751C
22.1 1/4W F 10K 1/10W F
R774C R773C
TC54C
1K 1/10W F
R772C
VCC-INV
LED1-
STB'
301 1/4W F
0 1/4W J
BAS316
R780C D753C R777C
10K 1/4W F 49.9K 1/10W F
R779C R778C
10 1/4W F
R796A
REG_12V' VCC-INV
VREG
R795D
OVPA
ADIM
FAILB
OVPB
OVPC
Checked Approved
Drawn: KEVIN
D248BPR2
6 7 8
45
9 10
A
3.5 1
FB752C
LED1+
B
C
ISC
D
E
F
G
LED_CONN
NC
NC H
LED3-
LED3+
LED2-
LED2+
LED1-
LED1+
I
MODEL NAME REV. SHEET
J
DPS-248BP A
03 OF 03
9 10
Chassis RB1FK, BL