Panasonic SAHT730 Support Question
Panasonic SAHT730 Support Question
Find answers below for this question about Panasonic SAHT730 - DVD THEATER RECEIVER.Need a Panasonic SAHT730 manual? We have 2 online manuals for this item!
Question posted by cathywilkes on June 15th, 2011
System Cable For Sa-ht70
where can i buy the system cable for the SA-HT730?
Current Answers
Answer #1: Posted by kcmjr on June 15th, 2011 8:55 AM
kcmjr
Member since:
May 5th, 2011 Points: 4,254,255
Member since:
May 5th, 2011 Points: 4,254,255
Here you go: http://compare.ebay.com/like/310298490352?ltyp=AllFixedPriceItemTypes&var=sbar
It's around $49.
Licenses & Certifications: Microsoft, Cisco, VMware, Novell, FCC RF & Amateur Radio licensed.
Related Panasonic SAHT730 Manual Pages
Dvd Theater Receiver - Page 2
...IS WELL VENTILATED.
However, there is apparent, please increase separation between the equipment and receiver. ≥Connect the equipment into an outlet on a circuit different from
that may...System Main unit Front speakers Center speaker Surround speakers Active subwoofer
SC-HT730 SA-HT730 SB-FS730 SB-PC730 SB-FS731 SB-WA730
SC-HT733 SA-HT733 SB-FS730 SB-PC730 SB-FS731 SB-WA733
SC-HT930 SA...
Technical Guide - Page 2
...only and is a registered trademark of Digital Theater Systems Corporation.
Unauthorized copying and distribution is a registered trademark of Adobe Systems Incorporated in the United States or other ... electricity should be serviced or repaired only by Panasonic Services Company All rights reserved. SA-HT730 / SAHT930
2 Photoshop is a violation of law. Dolby is a registered trademark ...
Technical Guide - Page 3
... Position 21
III NO AUDIO PROBLEMS 22
How to System Control IC2018 for Shutdown Problems 15 Control Unit Protection Concept 16
SUBWOOFER UNIT REPAIR (SB-WA730 / SA-WA930 17 Subwoofer Repair Strategy - ALL THE SHUTDOWN POSSIBILITIES 12 Overall Repair Strategy 12
CONTROL UNIT REPAIR (SA-HT730 / SA-HT930) STRATEGY 13 Control unit repair Procedure 14...
Technical Guide - Page 4
... troubleshooting procedures that contribute to a speedier repair of the
product. • Provide examples of typical problems that may have occurred in similar types of
circuits. SA-HT730 / SAHT930
4
Technical Guide - Page 5
... step where the unit stops working is where the problem is followed *
assembly via cable to the correct sequence listed below in unchucked position. tray removal. Power-On Start-Up...
1.
Servicing the DVD section is possible when the
in table 1. Tray Removal for reassembly.
1. Disc Tray motor rotates.
1. the disc blocks the Q9103 light. Table 1
SA-HT730 / SAHT930
5 Unit...
Technical Guide - Page 6
...cable
2. Volts missing 4.
motor drive
2. f) Sled moves out to initial position. g) Laser ON.
Sensors, belts, and motor location
Items in dotted lines are under the tray. This is
found) e) Sled moves to home position (at center).
i) Sled moves to home position
j) Sled moves out to DVD...Motor = REM0112 Tray Motor = same as above
SA-HT730 / SAHT930
6 * Disc Proof Sequence (no ...
Technical Guide - Page 7
... Q9102
open . 5. Tray position
Q9101 open but it closes automatically. Tray Rotation Motor
Cable CN2010 CN2010 CN2010 CN2011 CN2011
CN2011 CN2010
Simulated Failures
Symptom No disc detected (no buttons work...Slow continuous CCW rotation of the tray. Repeats. Normal start up. Motor = 14 ohms
SA-HT730 / SAHT930
7 Simulated Failure Symptoms - Tray moves out and spins, then the tray ...
Technical Guide - Page 8
...towards yourself to unlock the tray. Unplug the two front panel cables (CN2008 & CN2009) and remove the front panel (not shown). 4. Tray removal revealed
SA-HT730 / SAHT930
8
CN2010
Contacts = rear
CN2008
Contacts = left
CN2009...- Tray Removal for easy tray removal.
4. On the main board, remove the cable (CN2010) attached to you) inward toward the center of the black tray, remove ...
Technical Guide - Page 9
...o'clock position and its top molded in lines point towards the rear as shown in . The cable's contacts face rearward. 5. Tray installation (after repairs)
Refer to slide the tray back in ... shown. 3. Without crushing the tray's ribbon cable, slide the tray halfway into CN2010. Push the tray all that is clamped. 2. 5. Plug in . SA-HT730 / SAHT930
9 Positioning the main black gear ...
Technical Guide - Page 10
...(simulates tray out). If the parts test OK, the problem is mechanical or a ribbon cable is good Motor must turn belt and the main black gear into the disc unclamped position....position Q9001
Setup 1. Rotate the main gear to block Q9001's light.
Out) Motor Circuit
Cutout shows Q9001
SA-HT730 / SAHT930
10 Test all 5 sensors and 2 motors as you can a broken mechanical part. Measure the...
Technical Guide - Page 11
... tray motor gear by hand.
Place the plastic tray on button. Plug the tray ribbon cable into CN2010 for disc playback. 5Vdc. = Tray in transit.
Tray M rotation sensor S9102....
At CN2010/pin 4: Voltage changes from top plate. 5Vdc = light blocked
To CN2010 Motor: pin 11 = gnd. SA-HT730 / SAHT930
11 Part 4. Press the power on button. Pin 10 will go from 0 - 2V - 5.6Vdc. Tray...
Technical Guide - Page 12
... is overcome by using the jumper wires on the top as test points. The SA-HT930 / SA-HT730 control piece (figure 6, right) has no AC input. The subwoofer (left) ...Subwoofer" piece through a 25 pin umbilical cable (not shown). Figure 6 - Subwoofer Unit -
all 6 channels and delivers protection information to isolate the problem.
SA-HT730 / SAHT930
12
Since test point jumpers are...
Technical Guide - Page 13
... jumpers on the board to stop the shutdown problem from reaching Micro IC2018 is in the control unit or subwoofer. SA-HT730 / SAHT930
13 Figure 7 - Repair Information
Control Unit Repair (SA-HT730 / SA-HT930) Strategy
SC-HT730 / SC-HT930 Repair Strategy for both models. Troubleshooting of the main board by cutting jumper wires to determine if...
Technical Guide - Page 14
... protection
circuit (e.g. Procedure:
1. Refer to the IC2018 microprocessor (using figure 9). If cutting both jumpers does not restore the missing 9V, the M+9V source is shorted. SA-HT730 / SAHT930
14
Technical Guide - Page 15
... up resistor
R2069
Pin 2 of the board. Jumper Paths to System Control IC2018 for Shutdown Problems
SYS 6 from the top of JK2000 From SUB W
SYSTEM CONTROL
IC2018
DC Det
SW5 source Q2813 /E
W2550 /M7
SW5V.../pin8
PHOTO INTERRUPTER
Q9103/pin1
1 2 3 4 5 6 7 8 9
ML
K
J
I
HG
FE
D
C BA
SA-HT730 / SAHT930
Figure 9 - W____ ) are accessible from JK2000 / PIN 4 Subwoofer
TP Jumpers (eg.
Technical Guide - Page 16
Control Unit Shutdown Simplified Schematic
SA-HT730 / SAHT930
16 Control Unit Protection Concept
Figure 10 -
Technical Guide - Page 17
If shutdown is triggered, the micro via the 25 pin umbilical cable opens the subwoofer AC relay power relay, shutting off the power for shutdown are connected by isolating the problem
SA-HT730 / SAHT930
17 In the subwoofer, the lines monitored for both of IC501 in the control unit. Subwoofer Repair Strategy - The SC...
Technical Guide - Page 21
... terminal to the heat sink as shown. 3. Install the umbilical (system) cable if you are troubleshooting with the control
unit, otherwise you will tack...in a serviceable position.
Rotate the assembly and rest the heat sink on page 15). 5. SB-WA930 shown
SA-HT730 / SAHT930
21 Subwoofer Test / Operating Position
After removing the boards, the grounds must be reconnected for operation ...
Technical Guide - Page 22
...When playing a DVD movie with DTS or Dolby Digital ("SFC" will light in the display and) all 6-channels will only deliver 2-channel stereo sound. When... capacitors in the signal path for signal tracing. These stereo audio inputs produce audio from any speaker (only to ... panel and all the audio to the headphones).
1. Older stereo-only movies (no sound from the front and subwoofer speakers ...
Technical Guide - Page 23
... -
d) On the remote, press both SHIFT & TEST
buttons.
3. The test tone lasts for DVD mode. press ENTER or both the SHIFT and TEST buttons. Once in
the path. As feedback, the... except the subwoofer. c) On the remote top opaque buttons, press DVD (so the remote buttons are producing the test tone. Figure 16
SA-HT730 / SAHT930
23 b) Press the front panel or remote input selector...
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