diff --git a/aio/content/examples/router/src/app/heroes/hero-list/hero-list.component.1.html b/aio/content/examples/router/src/app/heroes/hero-list/hero-list.component.1.html
index 579719d5f4..734826381b 100644
--- a/aio/content/examples/router/src/app/heroes/hero-list/hero-list.component.1.html
+++ b/aio/content/examples/router/src/app/heroes/hero-list/hero-list.component.1.html
@@ -3,7 +3,9 @@
 <ul class="items">
   <li *ngFor="let hero of heroes$ | async">
     <!-- #docregion nav-to-detail -->
+    <!-- #docregion link-parameters-array -->
     <a [routerLink]="['/hero', hero.id]">
+    <!-- #enddocregion link-parameters-array -->
       <span class="badge">{{ hero.id }}</span>{{ hero.name }}
     </a>
     <!-- #enddocregion nav-to-detail -->
diff --git a/aio/content/examples/router/src/app/heroes/hero-list/hero-list.component.1.ts b/aio/content/examples/router/src/app/heroes/hero-list/hero-list.component.1.ts
index c34e5ff678..862e12e535 100644
--- a/aio/content/examples/router/src/app/heroes/hero-list/hero-list.component.1.ts
+++ b/aio/content/examples/router/src/app/heroes/hero-list/hero-list.component.1.ts
@@ -28,9 +28,3 @@ export class HeroListComponent implements OnInit {
   }
 }
 // #enddocregion
-
-/* A link parameters array
-// #docregion link-parameters-array
-['/hero', hero.id] // { 15 }
-// #enddocregion link-parameters-array
-*/
diff --git a/aio/content/guide/router.md b/aio/content/guide/router.md
index daba1f46ba..309309b289 100644
--- a/aio/content/guide/router.md
+++ b/aio/content/guide/router.md
@@ -1318,7 +1318,7 @@ After these steps, the file should look like this.
 
 </code-example>
 
-Next, update the `app.module.ts` file, removing `RouterModule.forRoot()` in
+Next, update the `app.module.ts` file, removing `RouterModule.forRoot` in
 the `imports` array.
 
 <code-example path="router/src/app/app.module.2.ts" header="src/app/app.module.ts">
@@ -1734,7 +1734,7 @@ Accordingly, the _link parameters array_ has *two* items:  the routing _path_ an
 `id` of the selected hero.
 
 
-<code-example path="router/src/app/heroes/hero-list/hero-list.component.1.ts" linenums="false" header="src/app/heroes/hero-list/hero-list.component.ts (link-parameters-array)" region="link-parameters-array">
+<code-example path="router/src/app/heroes/hero-list/hero-list.component.1.html" linenums="false" header="src/app/heroes/hero-list/hero-list.component.html (link-parameters-array)" region="link-parameters-array">
 
 </code-example>
 
@@ -2029,7 +2029,7 @@ When navigating to the `HeroDetailComponent` you specified the _required_ `id` o
 *route parameter* and made it the second item of the [_link parameters array_](#link-parameters-array).
 
 
-<code-example path="router/src/app/heroes/hero-list/hero-list.component.1.ts" linenums="false" header="src/app/heroes/hero-list/hero-list.component.ts (link-parameters-array)" region="link-parameters-array">
+<code-example path="router/src/app/heroes/hero-list/hero-list.component.1.html" linenums="false" header="src/app/heroes/hero-list/hero-list.component.html (link-parameters-array)" region="link-parameters-array">
 
 </code-example>