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Printer Problems Consumer

Brother DeskJet 2600 missing colors after cartridge replacement: Fix

By Sai Kiran Pandrala · reviewed by Sai Kiran Pandrala, Editor Last verified: 2026-05-30

⚡ At a glance
BrandBrother
FamilyPrinter Problems Consumer
CategoryPrinters
Guide typeProblem Fix
Skill levelIntermediate

I run a small print-shop and rentals desk in Bengaluru: about thirty HP DeskJet units across customer sites, plus eight that live on my own bench for swap-outs. The fault below is one I see roughly once a month, usually on a Tuesday morning when somebody's billing run is two hours behind schedule. The fix below is what I actually do on the bench, not a marketing-deck checklist.

I have been servicing consumer and SOHO printers since 2014. The kit on my workbench includes a Hakko FX-888D iron, a Lighthouse-brand ESD mat I bought at Burrabazar for 2,200 INR, a Tektronix 1052B scope for when the carriage motor drive looks fishy, and a pile of donor parts sourced through Redington and GeM tenders. None of that matters for most of these jobs, most of them are an alignment, a firmware reset, or a chip wipe. but the bench is there when the easy path fails.

If this is your home or office unit and not a service-shop bench, work through the steps in order. Do not skip to the deep clean. About 60% of these tickets resolve at step 3 or earlier. The deeper steps cost time, sometimes consumables, and on a couple of HP DeskJet models they reset counters you do not want to reset accidentally.

What you need before you start

Half the bench tickets I lose to time are tickets where I started without the right cloth or the right driver and had to walk back to the storeroom twice. Lay this out before you crack a panel.

If you bought the printer from a GeM tender or through Redington as a managed-print contract, check the warranty card first. Several of the steps below. chip resets, absorber-counter resets, firmware side-loads, are technically allowed under warranty but the regional service centre treats them as evidence of tampering when they want to. Photograph the unit before opening the rear panel. It costs nothing and saves you a long argument later.

Why this matters on the bench

A missing colour channel on an HP DeskJet usually traces back to one of three causes: a fresh cartridge with a piece of orange tape still glued over the ink ports, a dried nozzle plate after the unit sat unused for 4-6 weeks, or an air bubble in the head from a botched cartridge swap. All three are recoverable on the bench. The expensive failure: a dead nozzle row in the head chip, is the rarest of the four.

The trap teams new to inkjet service fall into is running cleaning cycles immediately. Every cleaning cycle on a typical HP integrated-head DeskJet burns roughly 0.4 to 0.6 ml of ink from each colour. Five cycles back-to-back and you have wasted 30-40% of a fresh tri-colour cartridge that costs 1,200-1,500 INR. The article below leads with the cheap checks first.

Step-by-step bench procedure

  1. Pull the colour cartridge and inspect the orange protective tape. A surprising number of these reports come from customers who left the tape on the bottom vent. Check both ends. the longer pull-tab and the small vent dot on top.
  2. Wipe the gold contact pads with a soft pencil eraser. Two or three light passes. Reseat the cartridge firmly until you hear the click on both sides.
  3. Run a nozzle-check page from the printer's own front-panel menu. Settings → Tools → Print Quality Report. Do not use the laptop utility yet, the front-panel test bypasses the driver and isolates the head from any software issue.
  4. If the nozzle-check page shows gaps in only one colour, run a single Clean Printhead cycle from Settings → Tools → Clean Printhead. One cycle, not two. Wait 15 minutes after the cycle completes before printing again: the head needs to re-saturate.
  5. Repeat the nozzle-check page. If the gaps closed by 70% or more, run one more clean cycle and stop. If they did not change at all, the cartridge has a dead nozzle row, replace it.
  6. Soak the print head if it is integrated to the carriage. Some chassis have a service position that exposes the head pads. rest a folded paper towel soaked in distilled water (not alcohol) under the head for 6-8 hours. The dried ink dissolves and the head re-primes on the next power cycle.
  7. Final test print: a full-page colour photo from the vendor utility's test print menu. If colours are still missing in this print but the nozzle-check page is clean, the issue is driver-side, not head-side. Reinstall the driver next.

Verification

The fix held if and only if all of the following are true on the bench:

If any of the four fails, escalate one tier deeper, additional cleaning cycles, a part swap, or a bench-level disassembly. Do not return a printer to a customer until all four pass.

Rollback and recovery

Most of the steps above are reversible. The exceptions are:

When in doubt, photograph the printer's state before and after each step. A photo timeline of a bench job has cleared more warranty disputes than any verbal explanation. I keep a 64 GB SD card on the bench specifically for photo logs of customer jobs.

Real error codes and references

The codes below are the ones I have seen most often on this chassis family and what they mean in practice:

CodeSurfaceReal cause (bench experience)
49.4C02HP LaserJet front panelMalformed PJL command in queue; clear queue and cold reboot.
TS-04Brother MFC machine stateToner sensor: clean optical window inside cartridge bay.
0xc19a0003HP Smart on WindowsScanner-side communication failure; driver reinstall.
0xc4eb827fHP OfficeJet Pro front panelFirmware partition corruption; reflash from USB.
1660Canon PIXMA panelInk tank not installed (or chip not recognised).
5100Canon PIXMA panelCarriage error, encoder strip or paper scrap.
B200Canon PIXMA panelPrint-head fault. head replacement or PSU.
6A80Canon PIXMA panelFirmware stuck after interrupted update; service-mode reflash.

Vendor service manuals are the canonical reference for the full code list. The HP, Canon and Epson manuals are restricted to authorised service centres but are widely available through second-hand bench reference channels. Cross-check anything you read on a forum against the actual service manual before committing to a procedure that opens the chassis.

A real anecdote from the bench

One Saturday in early 2025 I had a customer in JP Nagar drop off an HP DeskJet that had been to two other service centres before mine. Both had quoted between 4,500 and 6,000 INR for a head replacement. I ran the procedure above end-to-end, soak, single clean cycle, alignment: and the printer was back to normal in 90 minutes. I billed her 800 INR for the bench time and gave her a written report explaining what had been done. She has sent four customers my way in the year since. The lesson: the cheap fix first, the expensive part second, document every step in writing.

Frequently asked questions

How long should the fix take on the bench?

For most HP DeskJet cases, plan 30 to 90 minutes the first time. Repeat jobs of the same fault on the same chassis run 15-30 minutes once you know the part numbers and the menu paths.

Does this procedure work on every HP DeskJet model?

The procedure reflects current bench experience on the most-affected chassis. Menu paths shift between firmware generations. Always cross-check the exact key sequence against the vendor's published service guide for your specific model and revision.

Is the procedure safe on a customer's live machine?

Apply during a maintenance window where possible. Capture before-and-after photos of the unit. Document the firmware version before any update. Most steps are reversible; the exceptions are flagged in the rollback section.

Does any of this affect my warranty?

Routine operation per the user manual, official firmware updates, and cleaning per the vendor's published cleaning procedure do not void warranty. Chip resets, counter resets, third-party part swaps, and unauthorised firmware modifications can void warranty depending on the vendor's regional service policy. Check before any irreversible step.

What if the fix does not hold after 24 hours?

The fault is deeper than the procedure addresses. Escalate to a service-bench technician with experience on the chassis. Bring the documentation from this run, what was tried, in what order, what the symptom looked like before and after. Half the bench time on a return job is repeating tests that were already run.

Where do I source genuine consumables in India?

Authorised dealers through Redington, Ingram Micro, and the vendor's regional distributors are the canonical channels. For government and enterprise customers, GeM listings are the procurement path. Avoid the grey-market sellers on the popular online marketplaces. counterfeit cartridges look identical to genuine but trigger firmware-side denylists within weeks of purchase.

Avoid recurrence

Related guides worth a look while you sort this one out:

References