Sony XVM-R75 Service Manual page 44

XVM-R75
U502 M66242FP (DISPLAY Board) (2/3)
CS
1
2
R
3
WR
SIN
4
5
SCLK
OC 6
GND
7
U503 MB90097 (DISPLAY Board) (2/3)
SCLK 1
CS 2
SIN
3
RESET 4
VDD
5
SDR 6
XD 7
EXD
8
TEST
9
GND 10
12
CONTROL
CIRCUIT
LOWER BYTE
REGISTER
UPPER BYTE
INPUT
REGISTER
REGISTER
TO OTHER CHANNELS
COMMAND
INPUT
HORIZONTAL
CONTROL
VERTICAL
CLOCK
CONTROL
CONTROL
TEST
CONTROL
8-BIT
PWM CIRCUIT
PWM
REGISTER
4-BIT-RATE
MULTIPLIER
1/2
DIVIDER
COMMAND
REGISTER
RAM
MEMORY
WRITING
CONTROL
CONTROL
ADDRESS
CHANGEOVER
SYNC
SWITCH
INPUT
VRAM
CG-ROM
CHARACTER
OUTPUT
14
VCC
12-BIT
13 PWM1
PWM CIRCUIT
12
PWM2
PWM3
11
10
PWM4
9 XOUT
OSCILLATION
CIRCUIT
8 XIN
20 HSYNC
19 VSYNC
18 VC0
17
VC1
16
VC2
15
BLKA
14
VC3
13 BLKB
12
TESTO
11 BLKC