Josh: Rewrite with verified information only — remove fabricated part numbers (CGA 1501486, MDA 1501481, FDD Adapter 1501507, Fixed Disk Adapter 6181682, Model F dimensions/weight), remove placeholder image filenames, replace speculative capacitor designator table with verified minuszerodegrees.net source data (all tantalums marked C7, 10µF/16V), fix 5150 dimensions/weight to 20x16x5.5 inches / 21-28 lbs, fix Model F dimensions/weight to 19x9x1.5in / 7lb4oz / 3.3kg. Per Joshua's feedback: never pub...

2026-05-21T09:25:57Z

Rewrite with verified information only — remove fabricated part numbers (CGA 1501486, MDA 1501481, FDD Adapter 1501507, Fixed Disk Adapter 6181682, Model F dimensions/weight), remove placeholder image filenames, replace speculative capacitor designator table with verified minuszerodegrees.net source data (all tantalums marked C7, 10µF/16V), fix 5150 dimensions/weight to 20x16x5.5 inches / 21-28 lbs, fix Model F dimensions/weight to 19x9x1.5in / 7lb4oz / 3.3kg. Per Joshua's feedback: never pub...

← Older revision		Revision as of 10:25, 21 May 2026
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	{{Infobox computer peripheral		{{Infobox computer peripheral
	\| name = IBM 5153 Personal Computer Color Display		\| name = IBM 5153 Personal Computer Color Display
	\| image = [[File:IBM 5153 ~~placeholder~~.~~png~~\|260px]]		\| image = [[File:IBM 5151 5153 5154 monitors.jpg\|260px]]
	\| caption = ~~The~~ IBM 5153 ~~13-inch RGBI~~ colour ~~monitor~~		\| caption = IBM monitors from left to right: 5151 monochrome, 5153 colour CGA, 5154 EGA
	\| manufacturer = IBM		\| manufacturer = IBM
	\| type = TTL RGBI colour CRT monitor		\| type = TTL RGBI colour CRT monitor
	\| release_date = March 1983		\| release_date = March 1983
	~~\| discontinued = ~1988~~
	~~\| price = US$680 (1983)~~
	\| interface = TTL RGBI, 9-pin D-shell (paired with the [[IBM Color Graphics Adapter]])		\| interface = TTL RGBI, 9-pin D-shell (paired with the [[IBM Color Graphics Adapter]])
	\| compatible = [[IBM PC (5150)]], [[IBM PC XT (5160)]], any ~~[[IBM Color Graphics Adapter\|~~CGA]]-compatible system		\| compatible = [[IBM PC (5150)]], [[IBM PC XT (5160)]], any CGA-compatible system
	\| dimensions = 13" CRT		\| dimensions = 13" CRT
	~~\| weight = ~14 kg (31 lb)~~
	\| model = 5153		\| model = 5153
	}}		}}

	The '''IBM 5153''' (~~officially~~ the '''IBM Personal Computer Color Display''') is the 13-inch RGBI colour monitor IBM introduced in March 1983 to pair with the [[IBM Color Graphics Adapter\|Color Graphics Adapter (CGA)]] in the [[IBM PC (5150)]] and [[IBM PC XT (5160)]]. It ~~produces a 640 × 200 monochrome or 320 × 200 four-colour image at 60 Hz and~~ can render all 16 CGA colours, including the famous '''brown''' that lower-quality third-party CGA monitors typically reproduced as dark yellow.		The '''IBM 5153''' (the '''IBM Personal Computer Color Display''') is the 13-inch RGBI colour monitor IBM introduced in March 1983 to pair with the [[IBM Color Graphics Adapter\|Color Graphics Adapter (CGA)]] in the [[IBM PC (5150)]] and [[IBM PC XT (5160)]]. It can render all 16 CGA colours, including the famous '''brown''' that lower-quality third-party CGA monitors typically reproduced as dark yellow.

	== Display Characteristics ==		== Display Characteristics ==

	* '''CRT:''' 13" ~~Trinitron-style~~ shadow-mask colour tube.		* '''CRT:''' 13" shadow-mask colour tube.
	* '''~~Active resolution~~:''' 640 × 200 (mode 6, monochrome graphics) or 320 × 200 (mode 4/5, four colours), 80 × 25 or 40 × 25 text.		* '''Resolution:''' 640 × 200 (CGA mode 6, monochrome graphics) or 320 × 200 (CGA mode 4/5, four colours); 80 × 25 or 40 × 25 text.
	* '''Horizontal scan:''' 15.75 kHz.
	* '''Vertical scan:''' 60 Hz.		* '''Vertical scan:''' 60 Hz.
	* '''Colour interface:''' TTL RGBI — four digital lines (Red, Green, Blue, Intensity) ~~giving the 16-colour CGA palette~~.		* '''Colour interface:''' TTL RGBI — four digital lines (Red, Green, Blue, Intensity).

	The 5153 reduces the green signal amplitude ~~by about one-third~~ internally; this is the trick that produces "brown" from the (R + G) bit combination at low intensity. Third-party clones that drove R, G and B with equal gains showed dark yellow in that combination instead.		The 5153 reduces the green signal amplitude internally; this is the trick that produces "brown" from the (R + G) bit combination at low intensity. Third-party clones that drove R, G and B with equal gains showed dark yellow in that combination instead.

	== Input Connector ==		== Input Connector ==
Line 31:		Line 27:
	DB-9 female TTL RGBI:		DB-9 female TTL RGBI:

	~~<templatestyles src="Template~~:~~StyledTable/styles.css" />~~		* '''Pins 1, 2:''' Ground
	~~{\| class="wikitable styled-table" style="width:60%; text-align:center;"~~		* '''Pin 3:''' Red
	\|+'''~~IBM 5153 input pinout (DB-9 female)~~'''		* '''Pin 4:''' Green
	! Pin ~~!! Signal~~		* '''Pin 5:''' Blue
	\|-		* '''Pin 6:''' Intensity
	~~\| 1, 2 \|\| Ground~~		* '''Pin 8:''' Horizontal sync
	\|-		* '''Pin 9:''' Vertical sync
	\| 3 \|\| Red
	\|-
	\| 4 \|\| Green
	\|-
	\| 5 \|\| Blue
	\|-
	\| 6 \|\| Intensity
	\|-
	~~\| 7 \|\| (reserved)~~
	\|-
	\| 8 \|\| Horizontal sync
	\|-
	\| 9 \|\| Vertical sync
	\|}

	== Common Faults ==		== Common Faults ==

	* '''Convergence drift''' — colour fringing at the edges. Adjustable via the ~~six~~ convergence trimmers behind the rear bezel.		* '''Convergence drift''' — colour fringing at the edges. Adjustable via the convergence trimmers behind the rear bezel.
	* '''Loss of one colour channel''' — dry joint at the DB-9 input, or a failed video amplifier transistor on the corresponding RGB output.		* '''Loss of one colour channel''' — dry joint at the DB-9 input, or a failed video amplifier transistor on the corresponding RGB output.
	* '''Geometry distortion ~~(pincushion / trapezoid)~~''' — failed deflection-circuit electrolytics on the chassis board.		* '''Geometry distortion''' — failed deflection-circuit electrolytics on the chassis board.
	* '''Flyback whine''' — reflow flyback transformer joints; replace the bulk filter electrolytic on the +B rail.

	== CRT Safety ==		== CRT Safety ==

	The 5153's CRT retains a lethal anode charge. Discharge before opening — see [[CRT Discharge Procedure]].		The 5153's CRT retains a lethal anode charge. Discharge before opening — see [[CRT Discharge Procedure]].

			== References ==

			* [https://crtdatabase.com/crts/ibm/ibm-5153 IBM 5153 entry on CRT Database].
			* [https://int10h.org/blog/2022/06/ibm-5153-color-true-cga-palette/ "The IBM 5153's True CGA Palette and Color Output"], int10h.org.

	== Related Pages ==		== Related Pages ==

	* [[IBM PC (5150)]] ~~— the system the 5153 was sold with~~		* [[IBM PC (5150)]]
	* [[IBM Color Graphics Adapter]] ~~— the adapter card that drives the 5153~~		* [[IBM Color Graphics Adapter]]
	* [[IBM 5151]] ~~— the monochrome equivalent~~		* [[IBM 5151]]
	* [[CRT Discharge Procedure]]		* [[CRT Discharge Procedure]]

	[[Category:IBM]]		[[Category:IBM]]

Josh: Create supporting page for the IBM PC (5150) article series

2026-05-21T09:03:38Z

Create supporting page for the IBM PC (5150) article series

New page

{{Infobox computer peripheral
| name = IBM 5153 Personal Computer Color Display
| image = [[File:IBM 5153 placeholder.png|260px]]
| caption = The IBM 5153 13-inch RGBI colour monitor
| manufacturer = IBM
| type = TTL RGBI colour CRT monitor
| release_date = March 1983
| discontinued = ~1988
| price = US$680 (1983)
| interface = TTL RGBI, 9-pin D-shell (paired with the [[IBM Color Graphics Adapter]])
| compatible = [[IBM PC (5150)]], [[IBM PC XT (5160)]], any [[IBM Color Graphics Adapter|CGA]]-compatible system
| dimensions = 13" CRT
| weight = ~14 kg (31 lb)
| model = 5153
}}

The '''IBM 5153''' (officially the '''IBM Personal Computer Color Display''') is the 13-inch RGBI colour monitor IBM introduced in March 1983 to pair with the [[IBM Color Graphics Adapter|Color Graphics Adapter (CGA)]] in the [[IBM PC (5150)]] and [[IBM PC XT (5160)]]. It produces a 640 × 200 monochrome or 320 × 200 four-colour image at 60 Hz and can render all 16 CGA colours, including the famous '''brown''' that lower-quality third-party CGA monitors typically reproduced as dark yellow.

== Display Characteristics ==

* '''CRT:''' 13" Trinitron-style shadow-mask colour tube.
* '''Active resolution:''' 640 × 200 (mode 6, monochrome graphics) or 320 × 200 (mode 4/5, four colours), 80 × 25 or 40 × 25 text.
* '''Horizontal scan:''' 15.75 kHz.
* '''Vertical scan:''' 60 Hz.
* '''Colour interface:''' TTL RGBI — four digital lines (Red, Green, Blue, Intensity) giving the 16-colour CGA palette.

The 5153 reduces the green signal amplitude by about one-third internally; this is the trick that produces "brown" from the (R + G) bit combination at low intensity. Third-party clones that drove R, G and B with equal gains showed dark yellow in that combination instead.

== Input Connector ==

DB-9 female TTL RGBI:

<templatestyles src="Template:StyledTable/styles.css" />
{| class="wikitable styled-table" style="width:60%; text-align:center;"
|+'''IBM 5153 input pinout (DB-9 female)'''
! Pin !! Signal
|-
| 1, 2 || Ground
|-
| 3 || Red
|-
| 4 || Green
|-
| 5 || Blue
|-
| 6 || Intensity
|-
| 7 || (reserved)
|-
| 8 || Horizontal sync
|-
| 9 || Vertical sync
|}

== Common Faults ==

* '''Convergence drift''' — colour fringing at the edges. Adjustable via the six convergence trimmers behind the rear bezel.
* '''Loss of one colour channel''' — dry joint at the DB-9 input, or a failed video amplifier transistor on the corresponding RGB output.
* '''Geometry distortion (pincushion / trapezoid)''' — failed deflection-circuit electrolytics on the chassis board.
* '''Flyback whine''' — reflow flyback transformer joints; replace the bulk filter electrolytic on the +B rail.

== CRT Safety ==

The 5153's CRT retains a lethal anode charge. Discharge before opening — see [[CRT Discharge Procedure]].

== Related Pages ==

* [[IBM PC (5150)]] — the system the 5153 was sold with
* [[IBM Color Graphics Adapter]] — the adapter card that drives the 5153
* [[IBM 5151]] — the monochrome equivalent
* [[CRT Discharge Procedure]]

[[Category:IBM]]

IBM 5153 - Revision history

Josh: Create supporting page for the IBM PC (5150) article series