HCD-GN77D
31
31
– DISPLAY Section –
FL601
FLUORESCENT
INDICATOR TUBE
8 – 10, 12 – 22,
7 – 1, 100 – 95,
64 – 66
G15
G14
G1 – 13, 16 – 21
ROTARY
ENCODER
S748
VOLUME
SPEANA
P1 – 36
VF1
VF2
D610
D101
D102
-VG
(-32V)
X601
4MHz
52 – 59, 73
LED DRIVE
Q602 – 604,
Q1001 – 1006
D603, 605, 601
D1002, 1004, 1006
D1008, 1010, 1012
D602, 606, 604
D1001, 1003, 1005,
D1007, 1009, 1011
M+9V
Q606
Q601
Q605
Q707
D748
S781 – 787, 788 - 792
S765 – 772, 773
S751 – 758, 759 - 763
MCU VCC
CN501
D+3.3V
IIC-CLK
IIC-CLK
IIC
PROGRAM
IIC-DATA
IIC-DATA
3
2
4
TXD1
CNVSS
MCU VCC
CN502
CNVSS
TXD1
TXD1
RTS1
ON BOARD
PROGRAM
CLK1
RXD1
RESET
VMUTE
M-REQ
SQ-DATA
S749
S750
DISPLAY
X502
16MHz
X501
32.768kHz
SYSTEM CONTROL
IC501 (5/5)
VREF
B+ SWITCH
Q904, 905
RECT
D901
M +9V
A +9V
TC +9V
D502
D504
D501
D503
D +3.9V
M+12V
D505
RECT
D902
RECT
D972 – 975
LED DRIVE
Q748
T972
SUB POWER
TRANSFORMER
RECT
D541
RECT
D543
+VL
AC CUT
DETECT
F974
VL
VL
VH
VH
VP
VF
VF
AC3
AC4
AC4
AC3
GND
F975
F976
F977
F978
R941
–VL
+VH
–VH
– 33V
REGULATOR
Q903
POWER ON/OFF
RELAY DRIVE
Q971
– VG
(-32V)
D977
RECT
D508
D509
VF1
VF2
RY971
AC IN
T910
MAIN POWER
TRANSFORMER
RESET
SWITCH
Q601
TO FLUORESCENT
INDICATOR TUBE
FL601
MCU VCC
VREF
EVER +3.9V
S901
S901
E3, E15, EA, SP,MY
TH
120V
|
220V
|
230 – 240V
BUFFER
Q807, 808
Q903, 906
Q909, 910
D103
D104
BAFFER, RECT
Q100, D105
3
2
6
9
7
5
8
R952
VOLTAGE
SELECT
ZIVA
AUDIO+5V
ZIVA
D+3.3V
ZIVA
D+5V
BUFFER
B+
SWITCH
• Abbreviation
E3 : 240 V AC Area in E model
EA : Saudi Arabia model
E15 : Iran model
SP : Singapore model
MY : Malaysia model
TH : Thai model
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299