Panasonic PT-RZ770 / PT-RW730 / PT-RZ660 / PT-RW620 (serv.man4) Service Manual ▷ View online
INF-45
SECTION 1 SERVICE INFORMATION
< RZ770/RW730/RZ660/RW620 >
■ SERIAL IN/OUT does not respond
OK
OK
Check the cable connection of JK6503/JK6504 (SERIAL IN/
OUT).
NG
Connect the connector firmly
DG The signal waveform can be detected at pins 10, 12, 16, 17 of
IC6509 when sending the serial commands.
NG
DG Check IC6509 and peripheral circuit.
DG Replace DG-P.C.Board.
OK
● No respond only with wired control.
OK
DG The signal waveform can be detected at R6591 when pressing
the button on the remote control.
NG
Check the cable of wired remote control.
DG The signal waveform can be detected at pin 6 of IC6511.
NG
DG Check IC6511, JK6501,Q6506 and peripheral circuit.
DG Check IC6501, replace DG-P.C.Board.
■ REMOTE 2 IN does not respond
OK
OK
Check the cable connection of JK6505 (REMOTE 2 IN).
NG
Connect the connector firmly
DG The signal waveform can be detected at pin 15 of IC6510 when
switching ON/Off with the contact controller.
NG
DG Check IC6510 and peripheral circuit.
DG Replace DG-P.C.Board.
INF-46
SECTION 1 SERVICE INFORMATION
< RZ770/RW730/RZ660/RW620 >
■ Controls of side panel does not respond
OK
OK
OK
DG Check the voltage (DC 3.3V) at pin 5 of connector DG7 when the
power is turned on.
NG
DG Replace DG-P.C.Board.
DG Check the voltage (DC 3V) at pins 2,3,4 of connector DG7.
NG
S Replace S-P.C.Board.
DG Check the cable connection between connectors DG7 and S1.
NG
Replace cable.
DG Replace DG-P.C.Board.
DIS-1
SECTION
2
CONTENTS
1. Parts Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .DIS-2
1.1. Electrical parts location (P.C.Boards)
1.2. Electrical parts location (Fans)
1.3. Mechanical parts location
1.4. Optical parts location
1.2. Electrical parts location (Fans)
1.3. Mechanical parts location
1.4. Optical parts location
2. Disassembly Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .DIS-4
2. 1. Removal / insert procedure of flexible cable
2. 2. Disassembly flowchart
2. 3. Top cover removal
2. 4. Side cover (L/R), Front cover, Rear cover removal
2. 5. Signal block removal
2. 6. LD driver block removal
2. 7. Power unit ASSY removal
2. 8. DMD block removal
2. 9. Rod ASSY removal
2.10. Liqid Cooling Unit 1 / Liqid Cooling Unit 2 removal
2.11. LD units removal
2.12. Lighting case 2 / Lighting case 1 removal
2.13. Phosphor Wheel 2 / Phosphor Wheel 1 removal
2. 2. Disassembly flowchart
2. 3. Top cover removal
2. 4. Side cover (L/R), Front cover, Rear cover removal
2. 5. Signal block removal
2. 6. LD driver block removal
2. 7. Power unit ASSY removal
2. 8. DMD block removal
2. 9. Rod ASSY removal
2.10. Liqid Cooling Unit 1 / Liqid Cooling Unit 2 removal
2.11. LD units removal
2.12. Lighting case 2 / Lighting case 1 removal
2.13. Phosphor Wheel 2 / Phosphor Wheel 1 removal
Illustrations of the projector and other parts may vary from the actual product.
SECTION 2 DISASSEMBLY PROCEDURES
DIS-2
SECTION 2 DISASSEMBLY PROCEDURES
< RZ770/RW730/RZ660/RW620 >
1. Parts Locations
1.1. Electrical parts location (P.C.Boards)
1.2. Electrical parts location (Fans)
Board Name
Function summary
Board Name
Function summary
A
Image processing / Main CPU
R
Front IR receiver / Status LED
DG
Digital image processing
BR
Rear IR receiver / Exhaust fans relay
FM
DMD driver
CW
Wheel sensor
S
Control panel
D
LD Driver
RM
Relay Board (Lens mount motor)
DR
LD Open Detection
RT
Relay Board (Lighting case upper)
P
Power supply
RB
Relay Board (Lighting case lower)
K
AC Inlet
M1
Temp sensor (Intake / Exhaust)
WL
GSM receiver (Asian models only)
M3
Luminance Sensor
RADIATOR2 FAN
PHOSPHOR2 FAN*1
PHOSPHOR1 FAN*1
DMD FAN
EXHAUST2 FAN
LD DRIVER FAN
EXHAUST1 FAN
EXHAUST3 FAN
RADIATOR3 FAN
RADIATOR1 FAN
COLOR WHEEL
PHOSPHOR2 WHEEL
PHOSPHOR1 WHEEL
POWER FAN
FM
S
D (LD2)
D (LD1)
M1
RB
WL
M1
K
RT
DR
BR
R
RM
M3
A
DG
LD unit x 6
LD shield plate x 6
CW
CW
CW
P
*1: RZ660 and RW620 not mounted.
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