Read Sharp PZ-50HV2E (serv.man12) Service Manual online
70
A
B
C
D
2
3
4
1
2
3
4
PZ-50HV2, PZ-50HV2E
PZ-50HV2U
PZ-50HV2U
Ë
SUB ADDRESS A and B ASSYS
+60V
ADRGND
CN8801
R8801 - R8805
Q8801
V MID SW
ADRK EMG1
Q8803, Q8831
Q8805, Q8806
+12V
DGND
ADR-B
ADR EMG 1 Block
ADR-U
12V
ADR-D
ADRK. PD
CN8802
IC8801
IC8801
D8804
(DC+AC)
(-AC)
5V
SW
ADR-D
(DC)
CLK
ADR-U
ADR-B
+12V
IC8802
IC8802
IC8803
DGND
VADR
ADRGND
CLR
ADROUT
CN8803
IC8804
Current - Voltage
Convert Block
Convert Block
Over Current DET. Block
ADR Output
Resistance Load Block
Resistance Load Block
P.D. Output Block
BUFF Block
Inversion
Block
Block
Additional
Block
Block
Conparator
(EMG : ON)
(EMG : ON)
Flip / Flop
+5V REG
H : EMG1 OFF
L : EMG1 ON
H : V MID CLAMP OFF
L : V MID CLAMP ON
Conparator
(EMG : OFF)
(EMG : OFF)
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