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HCD-GNZ77D/GNZ88D
HCD-GNZ77D/GNZ88D
6-5. BLOCK DIAGRAM — FUNCTION/POWER SECTION —
SYSTEM CONTROL
IC401 (4/4)
D1304
(STANDBY)
D1307–1312
POWER CONTROL
IC1100
FUNCTION
KEY
S1309–1316
S1317,1319,1324–1327
S1306,1318,1320–1323,1328,1331
LED
ILLUMINATION
CONTROL
Q1305–1307
X401
32.768kHz
X402
5MHz
LED ON/OFF
CONTROL
Q1308,1310
FL DRIVE
IC1300
FUNCTION
KEY
FUNCTION
KEY
FUNCTION
KEY
S1300
S1301
S1305
FUNCTION
KEY
ROTARY
ENCODER
LED POWER
CONTROL
Q1303,1304
VP
F1
F2
POWER
CONTROL
Q132,133
RESET
SWITCH
Q213
DVD
SW+9V
RECT
D1114
ST A+9V
M+9V
UNREG+12V
+31V
120V
SW1100
EQ
Q1300
AUDIO A+9V
D+3.3V
D+4V
DVD+3.3V
RF+1.8V
RF+3.3V
UNREG+8V
A+5V
A+8.4V
A+5V
EVER+4V
D215
AC IN
D1300
D1102
D1101
D1119
D1110
D1112
D1120
T1100
MAIN
TRANSFORMER
T1300
DC/DC
CONVERTER
TRANSFORMER
D1302
D1301
D594
A+5V REG
Q131
D1303
BIAS +9V
+3.3V
EVER+4V
FL+4V
FL+3.3V
D+3.3V
D393
D396
D395
D1314
D394
D506
F1110
STANDBY
CONTROL
Q1102
STANDBY
CONTROL
Q1200
220
l
240V
VOLTAGE
SELECTER
+4V SWITCH
Q1203,1204
+8V SWITCH
Q1205,1206
FILTER
LF1101
FL1300
VACUUM
FLUORESCENT
DISPLAYS
D+3.3V
+1.8V
RECT
D1212
POWER CONTROL
Q1100,1101
+3.3V
DVD SW+5V
RECT
D1213
RECT
D1100
MTK POWER
CONTROL
Q1970,1971
FL DRIVE
CONTROL
Q1311–1316
POWER CONTROL
IC1200
GNZ88D:EXCEPT TH
T1200
SUB
TRANSFORMER
D1211
D1201
D1208
D1207
• Abbreviation
E2 : 120 V AC area in E model
E3 : 240 V AC area in E model
E12 : 220–240 V AC area in E model
E13 : 220–230 V AC area in E model
E15 : Iran model
EA : Saudi arabia model
PH : Philippine model
SP : Singapore model
TH : Thai model
GNZ88D
GNZ77D: POWER UNIT
GNZ88D
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
1
5
1
3
6
7
3
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299