Cr Board - Sony KP-57XBR10W Service Manual

1 2 3 4 5 6
A
• CR BOARD WAVEFORMS
1 2
B
2.1Vp-p (H) 58.0Vp-p (H)
C
D
E
F
G
H
I
Schematic diagram Schematic diagram
K CR CG
? board
– 155 –
7 8 9 10 11 12
• CG BOARD WAVEFORMS
1 2
2.1Vp-p (H) 58.0Vp-p (H)
CN7203
CB
board /
– 156 –
CR BOARD : IC7101 TDA6111Q/N4
CG BOARD : IC7201 TDA6111Q/N4
CB BOARD : IC7301 TDA6111Q/N4
200V VOF
6 9
7V FOLLOWERS
MIRROR MIRROR
V
FOLLOWERS
3
VI DIFFERENTIAL
VB 1 STAGE
CURRENT
MIRROR
MIRROR
SOURCE
4 2
GND Vcc
13 14 15 16 17 18
• CB BOARD WAVEFORMS
1 2
2.1Vp-p (H) 58.0Vp-p (H)
– 157 –
CR
[
CRT I/F RED
– CR Board –
7
VF
8 VO
5 IK
19 20 21 22
– CG Board –
– CB Board –
CG CB
] [ ] [ ]
CRT I/F GREEN CRT I/F BLUE
– 158 –