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You have a good thought. The current to the display by itself would be marginal. What's important is to ensure that the positive contact to the memory from the capacitor is constant. Do you plan to hook up the 12V rechargeable in the place of this?Originally posted by acs1207 View PostWell , the memory of the display cant be using much current . ( Even my mobile's time/settings don't change when I swap the memory card if I do it fast enough . ) That's the thought behind my idea .
Today morning I had to crank for may be 4 seconds and it reset itself in that time . If we can adapt a capacitor to supply the required current for a maximum of 5 seconds , then I think 90% of the ones affected by resetting will be covered .
It's not a nuclear technology I'm talking about here ( no offense meant either to the nuclear industry or to anyone else
) . There should be 3 wires going into the memory - a positive for the display, a negative and another positive which supplies current to the memory even when the bike is switched off . A diode is a must so that the voltage in the slave battery/capacitor does not fall when the voltage in the master battery falls below a point . The current which comes to the display unit can't be high . So a battery which is of the same voltage (I'm assuming it'll be 12 V) connected through a diode should be enough to retain the memory of the display .
Have to inquire about the smallest 12V rechargeable battery available . Will revert back to the subject if and when I get anything positive on it !
This would pretty much be the only way to avoid the memory from getting reset in the event of complete battery discharge due to starter motor cranking away all the juice.
If so, Need to find a method to supply charge to the 12V battery, it cannot take supply from the on-board battery since there's the risk of the main battery discharging when idle (which could very well be the root cause for the starter issue) and unless the 12V for the memory is hooked up to the main battery, the alternator needs to charge the 12V smaller 12V as well. Even if the display cuts out, it shouldn't really matter as long as the memory's current circuit is kept open to the smaller 12V in this case.
Just an additional suggestion from my side, if you are quite serious about getting this done, i suggest you include a voltage sensor relay, it may help monitor line voltage and provides a relay contact when the line reaches a predetermined level in usual practice, in your case - you can probably use it to sense the drop-out level (say, around 11V from the main battery) and open the circuit to the 12V battery.
Keep us posted if you happen to get this working!______________________________________
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Dream big and Dream hard,
coz life's all about chasing down ur dreams and living them...
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WOW !you have the insight into what is needed..PSR not needed.Originally posted by Brat View PostHonestly, you'd need PSR to give you the gist on whether botching up a capacitor towed with diode would cut it but in the long run, you will also have to consider leaks, cable resistance and many other factors for such a setup.
Cheers!
He really smoked rubberOriginally posted by Brat View PostSmoking rubber...



Yes you are right about the means of getting things sorted out for the problem....Originally posted by acs1207 View PostHi Brat
It also happens when the battery is not in prime health due to leakage of current or nearing pension age !
Well , the memory of the display cant be using much current . ( Even my mobile's time/settings don't change when I swap the memory card if I do it fast enough . ) That's the thought behind my idea .
Today morning I had to crank for may be 4 seconds and it reset itself in that time . If we can adapt a capacitor to supply the required current for a maximum of 5 seconds , then I think 90% of the ones affected by resetting will be covered .
Yes but the trip meter and the clock memory are in RAM(Random Acess Memory) that is Volatile, while the total kms is stored in resident ROM(Read Only Memory) and is non volatile.In the present setup I don't think there will be a separate voltage for the RAM memory .The logic voltage for the chip will be + 5 Volts.It's not a nuclear technology I'm talking about here ( no offense meant either to the nuclear industry or to anyone else
) . There should be 3 wires going into the memory - a positive for the display, a negative and another positive which supplies current to the memory even when the bike is switched off . A diode is a must so that the voltage in the slave battery/capacitor does not fall when the voltage in the master battery falls below a point . The current which comes to the display unit can't be high . So a battery which is of the same voltage (I'm assuming it'll be 12 V) connected through a diode should be enough to retain the memory of the display .
Have to inquire about the smallest 12V rechargeable battery available . Will revert back to the subject if and when I get anything positive on it !
I think Two CR2032 Lithium battery in series to give 6 Volts and a diode to block reverse flow into system,will give adequate backup for at least 1 year....But this will mean opening up the console, Noting and understanding the circuit diagram,and doing the mod....only feasible for techies as DIY.Originally posted by Brat View PostYou have a good thought. The current to the display by itself would be marginal. What's important is to ensure that the positive contact to the memory from the capacitor is constant. Do you plan to hook up the 12V rechargeable in the place of this?
This would pretty much be the only way to avoid the memory from getting reset in the event of complete battery discharge due to starter motor cranking away all the juice.
If so, Need to find a method to supply charge to the 12V battery, it cannot take supply from the on-board battery since there's the risk of the main battery discharging when idle (which could very well be the root cause for the starter issue) and unless the 12V for the memory is hooked up to the main battery, the alternator needs to charge the 12V smaller 12V as well. Even if the display cuts out, it shouldn't really matter as long as the memory's current circuit is kept open to the smaller 12V in this case.
Just an additional suggestion from my side, if you are quite serious about getting this done, i suggest you include a voltage sensor relay, it may help monitor line voltage and provides a relay contact when the line reaches a predetermined level in usual practice, in your case - you can probably use it to sense the drop-out level (say, around 11V from the main battery) and open the circuit to the 12V battery.
Keep us posted if you happen to get this working!
When Was The Last Time,You Did Something For The First Time.
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Originally posted by psr View PostHe really smoked rubber


Sir you ridden with M45? Hows Sriram Bro?
Karizma Parts Manual - https://picasaweb.google.com/1010125...rizmaCatalogue
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I did not ride Mr.Sriram's bike, so i don't know....but from what he told me ,He is smoking rubber and liking it...But the stock ones on my bike are no good,as even at 25 Kmph on a sharp turn the rear went sliding...scary, but people on the road thought I was showing offOriginally posted by Aneesh@4GHz View PostSir you ridden with M45? Hows Sriram Bro?

.
When Was The Last Time,You Did Something For The First Time.
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Aha..Originally posted by psr View PostI did not ride Mr.Sriram's bike, so i don't know....but from what he told me ,He is smoking rubber and liking it...
So he started loving it!
Exactly,Same happens to me sometimes while accelerating on neutral gear during traffic jams because of false shift.But the stock ones on my bike are no good,as even at 25 Kmph on a sharp turn the rear went sliding...scary, but people on the road thought I was showing off
.

@ Sriram Bro
Waiting for your review on M45 .
Karizma Parts Manual - https://picasaweb.google.com/1010125...rizmaCatalogue
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Originally posted by Brat View PostNeed to find a method to supply charge to the 12V battery, it cannot take supply from the on-board battery since there's the risk of the main battery discharging when idle (which could very well be the root cause for the starter issue) and unless the 12V for the memory is hooked up to the main battery, the alternator needs to charge the 12V smaller 12V as well. Even if the display cuts out, it shouldn't really matter as long as the memory's current circuit is kept open to the smaller 12V in this case.
The main battery can in fact supply current for charging the slave battery since the diode will ensure that no reverse flow of current occurs if and when the main battery is discharged/disconnected .
Just an additional suggestion from my side, if you are quite serious about getting this done, i suggest you include a voltage sensor relay, it may help monitor line voltage and provides a relay contact when the line reaches a predetermined level in usual practice, in your case - you can probably use it to sense the drop-out level (say, around 11V from the main battery) and open the circuit to the 12V battery.
No such complications required as per my idea ...or are you trying to get me confused ?LoL
Keep us posted if you happen to get this working!Originally posted by psr View PostWOW !you have the insight into what is needed..PSR not needed.
You are needed to at least give this type of comment - helps us to gauge the correctness of the path we (our discussion) are taking .
Yes you are right about the means of getting things sorted out for the problem....
Yes but the trip meter and the clock memory are in RAM(Random Acess Memory) that is Volatile, while the total kms is stored in resident ROM(Read Only Memory) and is non volatile.In the present setup I don't think there will be a separate voltage for the RAM memory .The logic voltage for the chip will be + 5 Volts.
By that do you mean there will be a separate current supply of 5V ? I think any step down will be done at the console till which the voltage will be 12 V .
I think Two CR2032 Lithium battery in series to give 6 Volts and a diode to block reverse flow into system,will give adequate backup for at least 1 year....
That is an idea if the voltage supplied is @ 6V . . (I'm assuming it'll be 12V till it reaches the console ). In this case there must be 2 diodes .1 to block reverse flow to the main battery and another to prevent the 2032 from charging in case it is non rechargeable .
But this will mean opening up the console, Noting and understanding the circuit diagram,and doing the mod....only feasible for techies as DIY.
Opening up the console is not something I'm considering.
Guess I'll start with mine . Could save an awful lot of time and energy if some one has a wiring diagram of the ZMA R .Originally posted by psr View PostThanks for the nice thought...so whose ZMA is going to be the Guinea pig for the console experiment ?


Also if someone has the owner's manual please let me have a soft copy . If some one's willing to loan the hard copy , I'm willing to scan and upload it for the forum .
Last edited by acs1207; 08-15-2011, 03:08 PM.sigpic
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Putting a battery in the +12V line of console is a bad idea, since till 2011 all Karizma's have their console back lights also " ON " when switch is turned on and supply comes to the console......May be some time during the week I may open up the console for getting a clearer picture on what is and is not possible.Originally posted by acs1207 View PostGuess I'll start with mine . Could save an awful lot of time and energy if some one has a wiring diagram of the ZMA R .
Also if someone has the owner's manual please let me have a soft copy . If some one's willing to loan the hard copy , I'm willing to scan and upload it for the forum .
When Was The Last Time,You Did Something For The First Time.
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Am not sure how many power lines go into the console - that's why I'd requested for a wiring diagram . But if my line of thought is correct , then there must be a + line going into the console just for the purpose of keeping the RAM alive . It must be alive even if the key is turned off to prevent the reading from resetting . (Like the memory line to the CD player in a car which saves settings and tuned stations ) It's that line I want to identify . Once it is located , the battery is to be connected in parallel and a diode is to be connected just before that point ( for the diode to be connected , the wire has to be spliced).Originally posted by psr View PostPutting a battery in the +12V line of console is a bad idea, since till 2011 all Karizma's have their console back lights also " ON " when switch is turned on and supply comes to the console......May be some time during the week I may open up the console for getting a clearer picture on what is and is not possible.
Better you than me - 'cause I might have to scratch my head a couple of thousand times for it to just get warm ..lol . Frankly , if you could do it , then it would be more helpful to the forum than if I did it .
The problem is I have to lug all necessary items from a strand of wire to the pipe wrench from the first floor to the ground floor every time I want to do something on my bike or car . . . . and back if I have to take a break for some time . It is definitely a put off .
Anyway I'll try my best to check it out - and if anyone else does it before I do ,I'd be happy .
Last edited by acs1207; 08-15-2011, 05:03 PM.sigpic
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Congrats! Which tyre is on the front? It would be best if you change both together or almost together. Did you have to bend the linkage rod?(you'd better if you're retaining the chain guard). Aneesh had to, and so did I, but I realized the need a after one week of the tyre change. At the time of the tyre change all was well without any mods, but after about 5 days I started noticing the sound of chainguard touching the tyre.Originally posted by SriramEfunds View PostMichelin'd my rear wheel with M45 4.00 x18. Now it looks taller and have not noticed anything short yet. Did 60 kms today and it was absolutely fine. Thanks to Brat and PSR.
Same thing used to happen to me before I switched to M45s. Now I find myself counter steering and leaning like crazy, and take as many turns as possible.Originally posted by psr View PostI did not ride Mr.Sriram's bike, so i don't know....but from what he told me ,He is smoking rubber and liking it...But the stock ones on my bike are no good,as even at 25 Kmph on a sharp turn the rear went sliding...scary, but people on the road thought I was showing off
- Which Engine oil for Karizma ZMA/ZMA-R? - Check this
- Good Tyres for Karizma ZMA/ZMA-R - Check this
The above posts are derived from aggregation of opinions of several xBhp ZMA riders, based on personal experience/common sense. Please be advised that some things might differ from manufacturer's recommendations.
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Lights for ZMA
I went in to buy Phillips Xtreme Vision yesterday. The shopkeeper quoted Rs.800 for a pair. Also he said it throws yellowish light. I am in confusion whether Xtreme vision gives yellowish light or white light?
I am looking for throw of light of same colour to match with my pilot lamps(in the avatar pic)
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Just thought not get reminded of the nightmare I went through on Saturday. The guy who plonked the tyre (from where I bought) did not align the tyre properly. So got it rubbed on the chain guard. Brat who was with me, alerted and got the chain guard removed from road side shop. PSR adviced and even came up with innovative idea and fixed the issue. Now bike runs with barely 2-3mm gap on both chain drive and linking rod (brake). Was all day on RX, will let you know the report shortly.Originally posted by prashk View PostCongrats! Which tyre is on the front? It would be best if you change both together or almost together. Did you have to bend the linkage rod?(you'd better if you're retaining the chain guard). Aneesh had to, and so did I, but I realized the need a after one week of the tyre change. At the time of the tyre change all was well without any mods, but after about 5 days I started noticing the sound of chainguard touching the tyre.
Same thing used to happen to me before I switched to M45s. Now I find myself counter steering and leaning like crazy, and take as many turns as possible.
PSR:- I missed to check ZMA rear tire on the right side if it has any rub after the run. Also, got my RX serviced and now smooth.
First let me know your requirement.Originally posted by Blumarine005 View PostI went in to buy Phillips Xtreme Vision yesterday. The shopkeeper quoted Rs.800 for a pair. Also he said it throws yellowish light. I am in confusion whether Xtreme vision gives yellowish light or white light?
I am looking for throw of light of same colour to match with my pilot lamps(in the avatar pic)
Xtreme Vision is not blue to match your pilot lamp.
Xtreme vision is white on the low beam and has a yellow tinge on the high beam, this is best for rain or misty conditions.
The throw is excellent and would light up the road. I have not used Osram NB or Philips Xtreme power, so cannot give you a comparison.RX100 1996 | Karizma 2004 | Karizma-R 2011 | RXZ 1999 | RX 135 1998 | RX 100 1993 | CBF150 2005 - 2011
2012 - Meghamalai | Kuttralam | 2011 Ooty | Munnar | 2010 Point Calimere | Horsley Hills | Yercaud
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You've got PM..Originally posted by Blumarine005 View PostI went in to buy Phillips Xtreme Vision yesterday. The shopkeeper quoted Rs.800 for a pair. Also he said it throws yellowish light. I am in confusion whether Xtreme vision gives yellowish light or white light?
I am looking for throw of light of same colour to match with my pilot lamps(in the avatar pic)
( BTW how come I'm "Senior Member " now??
)
Last edited by acs1207; 08-15-2011, 08:30 PM.sigpic
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