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Recommendations for CDR23 replacement

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THIS DISCUSSION / SOURCE-DERIVED OVERVIEW

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YOUR RESEARCHRecommendations for CDR23 replacement

Leading reported evidence

Replace amp and hu

Suggestion or failed attempt

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Suggestion · Original poster

I plan on changing the amp and HU, but really want to keep as much of the OE look as possible, I don't want a full screen HU with nav.

Recommendations for CDR23 replacement
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Leading evidence: 'Replace amp and hu' (no explicit attributable resolution; this is a reported action or suggestion). Across 1 matching discussions, The most frequently discussed action is 'Replace amp and hu' (1 discussions). For that action, 0 discussions report a resolution and 0 report an unsuccessful attempt. No action has an explicit, attributable resolution report under the current rules. These are forum reports and suggestions, not a confirmed diagnosis.

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Replace amp and the hu

Suggestion or failed attempt

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context

Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion · Original poster

I have the dreaded, CDR23 HU now intermittently failing, read the threads and it seems to be the amp, with most replacing the amp and the HU.

Recommendations for CDR23 replacement

Replace display colors

Suggestion or failed attempt

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context

Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

You can Change the display colors to match the 996 interior lights almost perfectly.

Recommendations for CDR23 replacement

Replace head unit

Suggestion or failed attempt

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context

Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

If you do have the MOST system then you can't just replace the head unit because the head unit talks to the amp via fiber optic and no aftermarket head units do that (or at least none that I have seen).

Recommendations for CDR23 replacement

Replace lot of settings including sound delay, x-over settings etc

Suggestion or failed attempt

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context

Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

Very good sound tweaking options, you can change a lot of settings including sound delay, x-over settings etc.

Recommendations for CDR23 replacement
Frequently discussed actions (7)

These are separate views of the same evidence. Frequency alone does not establish a fix, and these counts must not be added together.

Replace amp and hu

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion · Original poster

I plan on changing the amp and HU, but really want to keep as much of the OE look as possible, I don't want a full screen HU with nav.

Recommendations for CDR23 replacement

Replace amp and the hu

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion · Original poster

I have the dreaded, CDR23 HU now intermittently failing, read the threads and it seems to be the amp, with most replacing the amp and the HU.

Recommendations for CDR23 replacement

Replace display colors

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

You can Change the display colors to match the 996 interior lights almost perfectly.

Recommendations for CDR23 replacement

Replace head unit

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

If you do have the MOST system then you can't just replace the head unit because the head unit talks to the amp via fiber optic and no aftermarket head units do that (or at least none that I have seen).

Recommendations for CDR23 replacement

Replace lot of settings including sound delay, x-over settings etc

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

Very good sound tweaking options, you can change a lot of settings including sound delay, x-over settings etc.

Recommendations for CDR23 replacement

Use blaupunkt

No successful repair reported for this finding.

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Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion · Original poster

What amp did you use for the Blaupunkt?

Recommendations for CDR23 replacement

Use rennlist

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

Sent from my iPad using Rennlist

Recommendations for CDR23 replacement
Coverage and how to read this overview

Counts describe captured discussions, not unique people or a diagnosis. Author identities are not reliably stored. Exact duplicate evidence is counted once across matching discussions; one discussion counts at most once per action/state. Multiple repairs reported together remain a combination. Suggestions and failed attempts do not establish a fix. Matches cover whole discussions and can include related faults, model variants and incomplete threads.

22 eligible posts · 0 unverified posts · 1 discussions match the subject in their title or opening post.

  • Rennlist: 1 discussions

0 evidence records excluded for query context · 1 excluded by outcome qualification · 0 adjusted by outcome qualification.

0 acknowledgements have no verified action link; they do not establish a repair result.

Generation: 20261026T120458Z · outcome-qualification-6. Deterministic extraction; no AI model inference. How we use sources

POST 1 / ORIGINAL POSTEROriginal post

I have the dreaded, CDR23 HU now intermittently failing, read the threads and it seems to be the amp, with most replacing the amp and the HU. I plan on changing the amp and HU, but really want to keep as much of the OE look as possible, I don't want a full screen HU with nav. All I want is decent sound, with iPod integration, I'm not interested in nav or BT. Any recommendations? Any pics of head units that look standard? Thanks for any suggestions

POST 2Original post

Don't know if this is too far from stock for you but here's mine..

POST 4Original post

Kenwood excellon KDC-X996. You can Change the display colors to match the 996 interior lights almost perfectly. It is almost all black too so it matches well. Very good sound tweaking options, you can change a lot of settings including sound delay, x-over settings etc. I've had one in my last 3 cars. Has iPod/ Iphone support, pandora (never plays ads when plugged in), HD radio, Sirius ready, Bluetooth with included microphone. Highly reccomend. It also has 3 seperate RCA inputs (front/ rear/ sub) some other decks I've had only had two.

POST 5Original post

Quotes source post: 10879628

That's a first. Seems like everyone and their grandmothers want that huge honkin display or an iPad so they can watch movies or wonderful album art instead of just driving. Becker, followed by Blaupunkt is your best bet IMO if you want the look of full OEM.

POST 6Original post

I had the same issue for my 2003 and replaced the cdr23 with a single din Alpine keeping 10 of the original 11 speakers. The sub-woofer was the wrong impedance for the new amp, so had to put in a new one. Now have ipod, Bluetooth phone etc that still looks somewhat stock with a great sound. Alpine CDE-HD138BT JL Audio XD700/5 Will try to post pics later, the Alpine has blue lights which somewhat clash with the existing orange. The pioneer head unit may be a better match for the colors if you care about that stuff. The shop did an OK job under the hood.

POST 7Original post

I had a Nakamichi CD-500 in and thought it fit perfectly... but if course I'm now moving to a nice big screen for nav and backup cameras like everyone else... !

POST 8Original post

Are the above options compatible with the OEM Bose in my '04 C2?

POST 9Original post

Here are the pics of the Alpine 138 and the JD Audio XD700 in the Frunk where the 6-changer CD and stock amp was located. Notice the Valentine radar remote unit plugged-into the lighter hole in the 2nd pic.

POST 10Original post

Quotes source post: 10881315

10 of my 11 OEM Bose speakers worked with the aftermarket amp. The aftermarket head units don't generally work with the OEM Bose amp due to the fibre-optic connections between the cdr23 head unit and OEM amp.

POST 11Original post

How many speakers are there with the Bose option? FWIW, in audiophile circles, Bose is considered the last choice for speakers, and I agree. Ask me how I know. Sent from my iPad using Rennlist

POST 12Original post

Quotes source post: 10881489

Most of the Bose car audio stuff is superior to Bose home speakers. That said, I am happy that my Porsche had the non-Bose HiFi package so I could swap in some Focal and Memphis speakers. Allowed me to keep the Becker CDR220 head unit (great sounding and looks perfect in the dash) and put in an iPhone cable. I have had three Bose systems in German cars (non-Porsche) -- one okay, one good, and one very good. Even better are offerings from makers like Focal, Dynaudio, (top-tier) JBL, and the like.

POST 13Original post

Quotes source post: 10880645

Those would be my choices, as well. The Kenwood looks better than most others from an OEM blending perspective, but Becker and Blaupunkt just look the part and send a perfectly fine audio signal.

POST 14Original post

here is mine, it lights up in orange to match the interior lighting

POST 15Original post

I have a 2003 C4S and I assume it is a MOST system. How do I know what head unit I need to look for - I can't seem to find any indication on the manufacturer websites

POST 16 / ORIGINAL POSTEROriginal post

Quotes source post: 10882133

which head unit is this?

POST 17Original post

Hey Gator, Sorry for the delay. I have the Pioneer DEH-P9400BH. I chose it because it has something like 7 million possible colors and I wanted to try to match the interior lights as closely as possible. It also has 3 USB ports, Bluetooth (which works well for music but of course you still can't make a call in our cars) and a host of other features. So far I love it.

POST 18Original post

narkose, If you do have the MOST system then you can't just replace the head unit because the head unit talks to the amp via fiber optic and no aftermarket head units do that (or at least none that I have seen). You have to replace the head unit AND the amp (not a big deal really).

POST 19Original post

When I replaced my OEM radio, I originally tried a Blaupunkt Toronto 420 BT. It definitely looks a bit more 'OEM' than most of the Japanese brands, and can color match the lighting. Decent functionality (bluetooth phone, ipod integration, usb, etc) and decent sound , but I wasn't thrilled with some particulars of the USB implementation (I wanted to interface an iPad to it and needed high current USB ports, and preferred two rear USB's), so I swapped it out for a Pioneer head unit (DEH-X9500BHS). The Pioneer doesn't look as oem, but definitely had better functionality for my specific needs. Here's an image of the Blaupunkt Toronto 420 BT (about $170 on Amazon) Stock config: With the Pioneer head unit, with iPad, just for reference: By the way, it looks like pioneer just announced some of their 2014 car audio components earlier today... As I have zero use for CD functionality these days, their new 'digital media receivers' look interesting, the MVH-X560BT in particular. At $130 list price, street price will likely be under $100. Bigger display, lower cost.

POST 20 / ORIGINAL POSTEROriginal post

pfbz, What amp did you use for the Blaupunkt?

POST 21Original post

Quotes source post: 10885666

brand is Fusion They do high end Marine application. Cool thing about this one is that it is mech less (no cd player, only SD card and USB) so it saved some weight on the car :-)

POST 22Original post

PFBZ: The iPad install looks amazing. How did you mount it there ? I was also wondering, why do you need the head unit at all ? Couldn't you just connect the iPad to the amp directly ? I acknowledge that you would give up broadcast radio, but I am not sure that would be such a big sacrifice. Thanks !

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