Block Diagram - Display Section - Sony HCD-GTR333 Service Manual

5-5. BLOCK DIAGRAM – DISPLAY Section –
D1101-D1106,
D1108
LED 13.5V
D1201-
D1206
13.5V
DC-DC
SWITCHING RECTIFIER
CONVERTER
TRANSISTOR D1154–
TRANSFORMER
Q1150–Q1151 D1157
T1150
HCD-GTR333/GTR555/GTR777/GTR888
LED SWITCH
CONTROLLER
IC1100
12
I Q9–Q16
18
DATA 4
CLOCK 8
19
LATCH 6
I
/OE
Q3–Q18 5
24
REMOTE CONTROL
SIGNAL RECEIVER
IC1170
S1250
MASTER ROTARY
VOLUME ENCODER
S1105-S1114
S1100-S1104,
S1200-S1204
X701
8MHz
X702
32.768kHz
VACUUM
5
1, FLUORESCENT I
DISPLAY
62 8,
FL1001
20
35 – 58 9 – 19
Q1045, Q1048,
Q1049
GRIDS SWITCH
10 – 33 44 – 34
45
I
49
FLUORESCENT
INDICATOR
TUBE DRIVER CLK 1
IC1001
DIN 2
STB 3
SYSTEM CONTROLLER
IC500 (5/7)
5 LED-DRIVER-DATA
7 LED-DRIVER-CLK
6 LED-DRIVER-LATCH
LED-DRIVER-OE
20
4 SIRCS
95 MASTER-VOLUME Q701,Q702,Q703
3.3V SWITCH,
9V SWITCH,
MTK_POWER_CTRL 42
POWER CTRL SWITCH
67 AD-KEY0
94 AD-KEY1
15 X-IN
13 X-OUT
10 XC-IN
11 XC-OUT
23 24 22
21 21
HCD-GTR333/GTR555/GTR777/GTR888
9V REG 5V 5V
IC701
8 VCC VO 1
5 EN