Table of Contents
Advertisement
HCD-GZR888DA/GZR999DA
• IC Block Diagrams
IC701 BA6956AN (DRIVER Board)
IC712 BA6956AN (DRIVER Board)
TSD
1
2
3
4
5
IC103 S-24CS16A0I-J8T1G (DMB19 Board (1/4))
START/STOP
DETECT CIRCUIT
DEVICE
ADDRESS
COMPARATOR
A0
1
A1
2
A2
3
DIN
GND
4
IC105 TK11133CSCL-G (DMB19 Board (1/4))
IC107 TK11133CSCL-G (DMB19 Board (1/4))
IC801 TK11133CSCL-G (FRONT Board)
IC001 TK11118CSCL-G (LCD CTRL Board)
IC003 TK11118CSCL-G (LCD CTRL Board)
IC004 TK11133CSCL-G (LCD CTRL Board)
5
OVERHEAT &
OVERCURRENT
PROTECTION
CONTROL
CIRCUIT
BAND GAP
REFERENCE
1
2
HCD-GZR888DA/GZR999DA
CONTROL LOGIC
6
7
8
9
8
VCC
7
WE
6
SCL
5
SDA
HIGH VOLTAGE
SERIAL CLOCK
GENERATOR
CONTROL CIRCUIT
LOAD
DATA
COMP
REGISTER
LOAD
INC
EEPROM
R/W
ADDRESS
COUNTER
SELECTOR
Y DECODER
DATA OUTPUT/
ACK OUTPUT/
CONTROL CIRCUIAT
DOUT
4
3
IC111 MM1661JHBE (DMB19 Board (1/4))
VO
1
NC
2
CURRENT
3
GND
DRIVER
LIMITTER
CN
4
REFERENCE
IC201 FAN8036L (DMB19 Board (3/4))
48
47
46
IN1-
1
OUT1
2
3
IN2+
4
IN2-
REG VCC
REG VCC
5
OUT2
RES1
6
REG VCC
REG VCC
FIN
(GND)
RES2
7
REGCTL
8
9
IN3+
IN3-
10
OUT3
11
IN4+
12
13
14
15
66
66
8
VIN
BIAS
7 NC
THERMAL
SHUTDOWN
6 NC
5 CONT
FIN
(GND)
45
44
43
42
41
40
39
REG VCC
TSD
M
S
S
W
C
MUTE123 MUTE4
PS
TSD_M
16
17
18
19
20
21
22
FIN
(GND)
38
37
36
DO1-
35
DO2+
34
DO2-
33
PGND1
32
REGO1
31
REGO2
FIN
(GND)
30
DO3+
29
DO3-
28
DO4+
27
DO4-
26
PGND2
25
DO5+
23
24
Advertisement
Table of Contents
